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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.calendarserver.org//changeset/13688">13688</a></dd>
<dt>Author</dt> <dd>cdaboo@apple.com</dd>
<dt>Date</dt> <dd>2014-06-25 11:45:45 -0700 (Wed, 25 Jun 2014)</dd>
</dl>

<h3>Log Message</h3>
<pre>Use a separate work item for iTIP messages to attendees. Expose some job timing values via the config.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#CalendarServertrunkcalendarserverpushnotifierpy">CalendarServer/trunk/calendarserver/push/notifier.py</a></li>
<li><a href="#CalendarServertrunkcalendarservertapcaldavpy">CalendarServer/trunk/calendarserver/tap/caldav.py</a></li>
<li><a href="#CalendarServertrunkcalendarservertoolspurgepy">CalendarServer/trunk/calendarserver/tools/purge.py</a></li>
<li><a href="#CalendarServertrunkconfcaldavdtestplist">CalendarServer/trunk/conf/caldavd-test.plist</a></li>
<li><a href="#CalendarServertrunkrequirementsdevtxt">CalendarServer/trunk/requirements-dev.txt</a></li>
<li><a href="#CalendarServertrunkrequirementsstabletxt">CalendarServer/trunk/requirements-stable.txt</a></li>
<li><a href="#CalendarServertrunktwistedcaldavstdconfigpy">CalendarServer/trunk/twistedcaldav/stdconfig.py</a></li>
<li><a href="#CalendarServertrunktxdavcaldavdatastoreschedulingimplicitpy">CalendarServer/trunk/txdav/caldav/datastore/scheduling/implicit.py</a></li>
<li><a href="#CalendarServertrunktxdavcaldavdatastoreschedulingworkpy">CalendarServer/trunk/txdav/caldav/datastore/scheduling/work.py</a></li>
<li><a href="#CalendarServertrunktxdavcommondatastoresql_schemacurrentoracledialectextrassql">CalendarServer/trunk/txdav/common/datastore/sql_schema/current-oracle-dialect-extras.sql</a></li>
<li><a href="#CalendarServertrunktxdavcommondatastoresql_schemacurrentoracledialectsql">CalendarServer/trunk/txdav/common/datastore/sql_schema/current-oracle-dialect.sql</a></li>
<li><a href="#CalendarServertrunktxdavcommondatastoresql_schemacurrentsql">CalendarServer/trunk/txdav/common/datastore/sql_schema/current.sql</a></li>
</ul>

<h3>Added Paths</h3>
<ul>
<li><a href="#CalendarServertrunktxdavcaldavdatastoreschedulingtesttest_workpy">CalendarServer/trunk/txdav/caldav/datastore/scheduling/test/test_work.py</a></li>
<li><a href="#CalendarServertrunktxdavcommondatastoresql_schemaoldoracledialectv43sql">CalendarServer/trunk/txdav/common/datastore/sql_schema/old/oracle-dialect/v43.sql</a></li>
<li><a href="#CalendarServertrunktxdavcommondatastoresql_schemaoldpostgresdialectv43sql">CalendarServer/trunk/txdav/common/datastore/sql_schema/old/postgres-dialect/v43.sql</a></li>
<li><a href="#CalendarServertrunktxdavcommondatastoresql_schemaupgradesoracledialectupgrade_from_43_to_44sql">CalendarServer/trunk/txdav/common/datastore/sql_schema/upgrades/oracle-dialect/upgrade_from_43_to_44.sql</a></li>
<li><a href="#CalendarServertrunktxdavcommondatastoresql_schemaupgradespostgresdialectupgrade_from_43_to_44sql">CalendarServer/trunk/txdav/common/datastore/sql_schema/upgrades/postgres-dialect/upgrade_from_43_to_44.sql</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="CalendarServertrunkcalendarserverpushnotifierpy"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/calendarserver/push/notifier.py (13687 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/calendarserver/push/notifier.py        2014-06-25 18:38:55 UTC (rev 13687)
+++ CalendarServer/trunk/calendarserver/push/notifier.py        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -20,7 +20,7 @@
</span><span class="cx"> 
</span><span class="cx"> from twext.enterprise.dal.record import fromTable
</span><span class="cx"> from twext.enterprise.dal.syntax import Delete, Select, Parameter
</span><del>-from twext.enterprise.jobqueue import WorkItem, WORK_PRIORITY_HIGH, \
</del><ins>+from twext.enterprise.jobqueue import JobItem, WorkItem, WORK_PRIORITY_HIGH, \
</ins><span class="cx">     WORK_WEIGHT_1
</span><span class="cx"> from twext.python.log import Logger
</span><span class="cx"> 
</span><span class="lines">@@ -50,7 +50,7 @@
</span><span class="cx"> 
</span><span class="cx">         # Find all work items with the same push ID and find the highest
</span><span class="cx">         # priority.  Delete matching work items.
</span><del>-        results = (yield Select([self.table.WORK_ID, self.table.PUSH_PRIORITY],
</del><ins>+        results = (yield Select([self.table.WORK_ID, self.table.JOB_ID, self.table.PUSH_PRIORITY],
</ins><span class="cx">             From=self.table, Where=self.table.PUSH_ID == self.pushID).on(
</span><span class="cx">             self.transaction))
</span><span class="cx"> 
</span><span class="lines">@@ -59,17 +59,20 @@
</span><span class="cx">         # If there are other enqueued work items for this push ID, find the
</span><span class="cx">         # highest priority one and use that value
</span><span class="cx">         if results:
</span><del>-            workIDs = []
-            for workID, priority in results:
-                if priority &gt; maxPriority:
-                    maxPriority = priority
-                workIDs.append(workID)
</del><ins>+            workIDs, jobIDs, priorities = zip(*results)
+            maxPriority = max(priorities)
</ins><span class="cx"> 
</span><del>-            # Delete the work items we selected
</del><ins>+            # Delete the work items and jobs we selected - deleting the job will ensure that there are no
+            # orphaned&quot; jobs left in the job queue which would otherwise get to run at some later point,
+            # though not do anything because there is no related work item.
</ins><span class="cx">             yield Delete(
</span><span class="cx">                 From=self.table,
</span><span class="cx">                 Where=self.table.WORK_ID.In(Parameter(&quot;workIDs&quot;, len(workIDs)))
</span><span class="cx">             ).on(self.transaction, workIDs=workIDs)
</span><ins>+            yield Delete(
+                From=JobItem.table, #@UndefinedVariable
+                Where=JobItem.jobID.In(Parameter(&quot;jobIDs&quot;, len(jobIDs))) #@UndefinedVariable
+            ).on(self.transaction, jobIDs=jobIDs)
</ins><span class="cx"> 
</span><span class="cx">         pushDistributor = self.transaction._pushDistributor
</span><span class="cx">         if pushDistributor is not None:
</span></span></pre></div>
<a id="CalendarServertrunkcalendarservertapcaldavpy"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/calendarserver/tap/caldav.py (13687 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/calendarserver/tap/caldav.py        2014-06-25 18:38:55 UTC (rev 13687)
+++ CalendarServer/trunk/calendarserver/tap/caldav.py        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -67,7 +67,7 @@
</span><span class="cx"> from twext.enterprise.adbapi2 import ConnectionPool
</span><span class="cx"> from twext.enterprise.ienterprise import ORACLE_DIALECT
</span><span class="cx"> from twext.enterprise.ienterprise import POSTGRES_DIALECT
</span><del>-from twext.enterprise.jobqueue import NonPerformingQueuer
</del><ins>+from twext.enterprise.jobqueue import NonPerformingQueuer, JobItem
</ins><span class="cx"> from twext.enterprise.jobqueue import PeerConnectionPool
</span><span class="cx"> from twext.enterprise.jobqueue import WorkerFactory as QueueWorkerFactory
</span><span class="cx"> from twext.application.service import ReExecService
</span><span class="lines">@@ -1281,6 +1281,23 @@
</span><span class="cx">             pool = PeerConnectionPool(
</span><span class="cx">                 reactor, store.newTransaction, config.WorkQueue.ampPort
</span><span class="cx">             )
</span><ins>+
+            # Initialize queue parameters from config settings
+            for attr in (
+                &quot;queuePollInterval&quot;,
+                &quot;queueOverdueTimeout&quot;,
+                &quot;overloadLevel&quot;,
+                &quot;highPriorityLevel&quot;,
+                &quot;mediumPriorityLevel&quot;,
+            ):
+                setattr(pool, attr, getattr(config.WorkQueue, attr))
+
+            for attr in (
+                &quot;failureRescheduleInterval&quot;,
+                &quot;lockRescheduleInterval&quot;,
+            ):
+                setattr(JobItem, attr, getattr(config.WorkQueue, attr))
+
</ins><span class="cx">             store.queuer = store.queuer.transferProposalCallbacks(pool)
</span><span class="cx">             pool.setServiceParent(result)
</span><span class="cx"> 
</span></span></pre></div>
<a id="CalendarServertrunkcalendarservertoolspurgepy"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/calendarserver/tools/purge.py (13687 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/calendarserver/tools/purge.py        2014-06-25 18:38:55 UTC (rev 13687)
+++ CalendarServer/trunk/calendarserver/tools/purge.py        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -234,6 +234,7 @@
</span><span class="cx"> 
</span><span class="cx">         # Check for pending scheduling operations
</span><span class="cx">         sow = schema.SCHEDULE_ORGANIZER_WORK
</span><ins>+        sosw = schema.SCHEDULE_ORGANIZER_SEND_WORK
</ins><span class="cx">         srw = schema.SCHEDULE_REPLY_WORK
</span><span class="cx">         srcw = schema.SCHEDULE_REPLY_CANCEL_WORK
</span><span class="cx">         rows = yield Select(
</span><span class="lines">@@ -242,14 +243,21 @@
</span><span class="cx">             Where=(sow.HOME_RESOURCE_ID == self.homeResourceID),
</span><span class="cx">             SetExpression=Union(
</span><span class="cx">                 Select(
</span><del>-                    [srw.HOME_RESOURCE_ID],
-                    From=srw,
-                    Where=(srw.HOME_RESOURCE_ID == self.homeResourceID),
</del><ins>+                    [sosw.HOME_RESOURCE_ID],
+                    From=sosw,
+                    Where=(sosw.HOME_RESOURCE_ID == self.homeResourceID),
</ins><span class="cx">                     SetExpression=Union(
</span><span class="cx">                         Select(
</span><del>-                            [srcw.HOME_RESOURCE_ID],
-                            From=srcw,
-                            Where=(srcw.HOME_RESOURCE_ID == self.homeResourceID),
</del><ins>+                            [srw.HOME_RESOURCE_ID],
+                            From=srw,
+                            Where=(srw.HOME_RESOURCE_ID == self.homeResourceID),
+                            SetExpression=Union(
+                                Select(
+                                    [srcw.HOME_RESOURCE_ID],
+                                    From=srcw,
+                                    Where=(srcw.HOME_RESOURCE_ID == self.homeResourceID),
+                                )
+                            ),
</ins><span class="cx">                         )
</span><span class="cx">                     ),
</span><span class="cx">                 )
</span></span></pre></div>
<a id="CalendarServertrunkconfcaldavdtestplist"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/conf/caldavd-test.plist (13687 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/conf/caldavd-test.plist        2014-06-25 18:38:55 UTC (rev 13687)
+++ CalendarServer/trunk/conf/caldavd-test.plist        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -816,6 +816,8 @@
</span><span class="cx">                 &lt;dict&gt;
</span><span class="cx">                         &lt;key&gt;Enabled&lt;/key&gt;
</span><span class="cx">                         &lt;true/&gt;
</span><ins>+                        
+                        &lt;!-- Make these short for testing --&gt;
</ins><span class="cx">             &lt;key&gt;RequestDelaySeconds&lt;/key&gt;
</span><span class="cx">             &lt;real&gt;0.1&lt;/real&gt;
</span><span class="cx">             &lt;key&gt;ReplyDelaySeconds&lt;/key&gt;
</span><span class="lines">@@ -830,6 +832,14 @@
</span><span class="cx">       &lt;/dict&gt;
</span><span class="cx">     &lt;/dict&gt;
</span><span class="cx"> 
</span><ins>+    &lt;key&gt;WorkQueue&lt;/key&gt;
+    &lt;dict&gt;
+          &lt;!-- Make these short for testing --&gt;
+      &lt;key&gt;failureRescheduleInterval&lt;/key&gt;
+      &lt;integer&gt;1&lt;/integer&gt;
+      &lt;key&gt;lockRescheduleInterval&lt;/key&gt;
+      &lt;integer&gt;1&lt;/integer&gt;
+    &lt;/dict&gt;
</ins><span class="cx"> 
</span><span class="cx">     &lt;!--
</span><span class="cx">         Free-busy URL protocol
</span></span></pre></div>
<a id="CalendarServertrunkrequirementsdevtxt"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/requirements-dev.txt (13687 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/requirements-dev.txt        2014-06-25 18:38:55 UTC (rev 13687)
+++ CalendarServer/trunk/requirements-dev.txt        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -7,4 +7,4 @@
</span><span class="cx"> mockldap
</span><span class="cx"> q
</span><span class="cx"> --editable svn+http://svn.calendarserver.org/repository/calendarserver/CalDAVClientLibrary/trunk@13420#egg=CalDAVClientLibrary
</span><del>---editable svn+http://svn.calendarserver.org/repository/calendarserver/CalDAVTester/trunk@13640#egg=CalDAVTester
</del><ins>+--editable svn+http://svn.calendarserver.org/repository/calendarserver/CalDAVTester/trunk@13686#egg=CalDAVTester
</ins></span></pre></div>
<a id="CalendarServertrunkrequirementsstabletxt"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/requirements-stable.txt (13687 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/requirements-stable.txt        2014-06-25 18:38:55 UTC (rev 13687)
+++ CalendarServer/trunk/requirements-stable.txt        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -5,7 +5,7 @@
</span><span class="cx"> # For CalendarServer development, don't try to get these projects from PyPI; use svn.
</span><span class="cx"> 
</span><span class="cx"> -e .
</span><del>--e svn+http://svn.calendarserver.org/repository/calendarserver/twext/trunk@13676#egg=twextpy
</del><ins>+-e svn+http://svn.calendarserver.org/repository/calendarserver/twext/trunk@13687#egg=twextpy
</ins><span class="cx"> -e svn+http://svn.calendarserver.org/repository/calendarserver/PyKerberos/trunk@13420#egg=kerberos
</span><span class="cx"> -e svn+http://svn.calendarserver.org/repository/calendarserver/PyCalendar/trunk@13621#egg=pycalendar
</span><span class="cx"> 
</span></span></pre></div>
<a id="CalendarServertrunktwistedcaldavstdconfigpy"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/twistedcaldav/stdconfig.py (13687 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/twistedcaldav/stdconfig.py        2014-06-25 18:38:55 UTC (rev 13687)
+++ CalendarServer/trunk/twistedcaldav/stdconfig.py        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -323,7 +323,17 @@
</span><span class="cx">     # Work queue configuration information
</span><span class="cx">     #
</span><span class="cx">     &quot;WorkQueue&quot;: {
</span><del>-        &quot;ampPort&quot;: 7654,            # Port used for hosts in a cluster to take to each other
</del><ins>+        &quot;ampPort&quot;: 7654,            # Port used for hosts in a cluster to talk to each other
+
+        &quot;queuePollInterval&quot;: 0.1,   # Interval in seconds for job queue polling
+        &quot;queueOverdueTimeout&quot;: 300, # Number of seconds before an assigned job is considered overdue
+
+        &quot;overloadLevel&quot;: 95,        # Queue capacity (percentage) which causes job processing to halt
+        &quot;highPriorityLevel&quot;: 80,    # Queue capacity (percentage) at which only high priority items are run
+        &quot;mediumPriorityLevel&quot;: 50,  # Queue capacity (percentage) at which only high/medium priority items are run
+
+        &quot;failureRescheduleInterval&quot;: 60,    # When a job fails, reschedule it this number of seconds in the future
+        &quot;lockRescheduleInterval&quot;: 60,       # When a job can't run because of a lock, reschedule it this number of seconds in the future
</ins><span class="cx">     },
</span><span class="cx"> 
</span><span class="cx">     #
</span></span></pre></div>
<a id="CalendarServertrunktxdavcaldavdatastoreschedulingimplicitpy"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/txdav/caldav/datastore/scheduling/implicit.py (13687 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/txdav/caldav/datastore/scheduling/implicit.py        2014-06-25 18:38:55 UTC (rev 13687)
+++ CalendarServer/trunk/txdav/caldav/datastore/scheduling/implicit.py        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -30,12 +30,13 @@
</span><span class="cx">     LocalCalendarUser, OtherServerCalendarUser, \
</span><span class="cx">     calendarUserFromCalendarUserAddress, \
</span><span class="cx">     calendarUserFromCalendarUserUID
</span><del>-from txdav.caldav.datastore.scheduling.utils import normalizeCUAddr
</del><ins>+from txdav.caldav.datastore.scheduling.utils import normalizeCUAddr,\
+    uidFromCalendarUserAddress
</ins><span class="cx"> from txdav.caldav.datastore.scheduling.icaldiff import iCalDiff
</span><span class="cx"> from txdav.caldav.datastore.scheduling.itip import iTipGenerator, iTIPRequestStatus
</span><span class="cx"> from txdav.caldav.datastore.scheduling.utils import getCalendarObjectForRecord
</span><span class="cx"> from txdav.caldav.datastore.scheduling.work import ScheduleReplyWork, \
</span><del>-    ScheduleReplyCancelWork, ScheduleOrganizerWork
</del><ins>+    ScheduleReplyCancelWork, ScheduleOrganizerWork, ScheduleOrganizerSendWork
</ins><span class="cx"> 
</span><span class="cx"> import collections
</span><span class="cx"> 
</span><span class="lines">@@ -468,6 +469,38 @@
</span><span class="cx"> 
</span><span class="cx"> 
</span><span class="cx">     @inlineCallbacks
</span><ins>+    def queuedOrganizerSending(self, txn, action, home, resource, uid, organizer, attendee, itipmsg, no_refresh):
+        &quot;&quot;&quot;
+        Process an organizer scheduling work queue item. The basic goal here is to setup the ImplicitScheduler as if
+        this operation were the equivalent of the PUT that enqueued the work, and then do the actual work.
+        &quot;&quot;&quot;
+
+        self.txn = txn
+        self.action = action
+        self.state = &quot;organizer&quot;
+        self.calendar_home = home
+        self.resource = resource
+        self.queuedResponses = []
+        self.suppress_refresh = no_refresh
+        self.uid = uid
+        self.calendar = None
+        self.oldcalendar = None
+
+        self.organizer = organizer
+        self.attendees = None
+        self.organizerAddress = None
+
+        # Originator is the organizer in this case
+        self.originator = self.organizer
+
+        self.except_attendees = ()
+        self.only_refresh_attendees = None
+        self.split_details = None
+
+        yield self.processSend(attendee, itipmsg, jobqueue=False)
+
+
+    @inlineCallbacks
</ins><span class="cx">     def sendAttendeeReply(self, txn, resource):
</span><span class="cx"> 
</span><span class="cx">         self.txn = txn
</span><span class="lines">@@ -591,8 +624,24 @@
</span><span class="cx">         if not self.organizer:
</span><span class="cx">             returnValue(False)
</span><span class="cx"> 
</span><del>-        # Check to see whether any attendee is the owner
</del><ins>+        # Performance optimization: calling L{calendarUserFromCalendarUserAddress} results
+        # in a directory lookup which may be expensive and we may end up doing it for every
+        # attendee. However, all we need is the uid from the cu-address, so do one loop first
+        # just using L{uidFromCalendarUserAddress} which is super fast, and if that does not
+        # match, then do the slower loop
+
+        # Fast loop: Check to see whether any attendee is the owner
</ins><span class="cx">         for attendee in self.attendees:
</span><ins>+            uid = uidFromCalendarUserAddress(attendee)
+            if uid is not None and uid == self.calendar_home.uid():
+                attendeeAddress = yield calendarUserFromCalendarUserAddress(attendee, self.txn)
+                if attendeeAddress.hosted() and attendeeAddress.record.uid == self.calendar_home.uid():
+                    self.attendee = attendee
+                    self.attendeeAddress = attendeeAddress
+                    returnValue(True)
+
+        # Slow Loop: Check to see whether any attendee is the owner
+        for attendee in self.attendees:
</ins><span class="cx">             attendeeAddress = yield calendarUserFromCalendarUserAddress(attendee, self.txn)
</span><span class="cx">             if attendeeAddress.hosted() and attendeeAddress.record.uid == self.calendar_home.uid():
</span><span class="cx">                 self.attendee = attendee
</span><span class="lines">@@ -1226,7 +1275,7 @@
</span><span class="cx"> 
</span><span class="cx">         # Process regular requests next
</span><span class="cx">         if self.action in (&quot;create&quot;, &quot;modify&quot;,):
</span><del>-            total += (yield self.processRequests())
</del><ins>+            total += (yield self.processRequests(total))
</ins><span class="cx"> 
</span><span class="cx">         if self.logItems is not None:
</span><span class="cx">             self.logItems[&quot;itip.requests&quot;] = total
</span><span class="lines">@@ -1280,21 +1329,15 @@
</span><span class="cx">                     itipmsg.addProperty(Property(&quot;X-CALENDARSERVER-SPLIT-RID&quot;, rid))
</span><span class="cx">                     itipmsg.addProperty(Property(&quot;X-CALENDARSERVER-SPLIT-OLDER-UID&quot; if newer_piece else &quot;X-CALENDARSERVER-SPLIT-NEWER-UID&quot;, uid))
</span><span class="cx"> 
</span><del>-                # This is a local CALDAV scheduling operation.
-                scheduler = self.makeScheduler()
</del><ins>+                yield self.processSend(attendee, itipmsg, count=count)
</ins><span class="cx"> 
</span><del>-                # Do the PUT processing
-                log.info(&quot;Implicit CANCEL - organizer: '{organizer}' to attendee: '{attendee}', UID: '{uid}', RIDs: '{rids}'&quot;, organizer=self.organizer, attendee=attendee, uid=self.uid, rids=rids)
-                response = (yield scheduler.doSchedulingViaPUT(self.originator, (attendee,), itipmsg, internal_request=True, suppress_refresh=self.suppress_refresh))
-                self.handleSchedulingResponse(response, True)
-
</del><span class="cx">                 count += 1
</span><span class="cx"> 
</span><span class="cx">         returnValue(count)
</span><span class="cx"> 
</span><span class="cx"> 
</span><span class="cx">     @inlineCallbacks
</span><del>-    def processRequests(self):
</del><ins>+    def processRequests(self, cancel_count=0):
</ins><span class="cx"> 
</span><span class="cx">         # TODO: a better policy here is to aggregate by attendees with the same set of instances
</span><span class="cx">         # being requested, but for now we will do one scheduling message per attendee.
</span><span class="lines">@@ -1341,19 +1384,57 @@
</span><span class="cx">                     itipmsg.addProperty(Property(&quot;X-CALENDARSERVER-SPLIT-RID&quot;, rid))
</span><span class="cx">                     itipmsg.addProperty(Property(&quot;X-CALENDARSERVER-SPLIT-OLDER-UID&quot; if newer_piece else &quot;X-CALENDARSERVER-SPLIT-NEWER-UID&quot;, uid))
</span><span class="cx"> 
</span><del>-                # This is a local CALDAV scheduling operation.
-                scheduler = self.makeScheduler()
</del><ins>+                yield self.processSend(attendee, itipmsg, count=count + cancel_count)
</ins><span class="cx"> 
</span><del>-                # Do the PUT processing
-                log.info(&quot;Implicit REQUEST - organizer: '{organizer}' to attendee: '{attendee}', UID: '{uid}'&quot;, organizer=self.organizer, attendee=attendee, uid=self.uid)
-                response = (yield scheduler.doSchedulingViaPUT(self.originator, (attendee,), itipmsg, internal_request=True, suppress_refresh=self.suppress_refresh))
-                self.handleSchedulingResponse(response, True)
-
</del><span class="cx">                 count += 1
</span><span class="cx"> 
</span><span class="cx">         returnValue(count)
</span><span class="cx"> 
</span><span class="cx"> 
</span><ins>+    @inlineCallbacks
+    def processSend(self, attendee, itipmsg, jobqueue=True, count=0):
+        &quot;&quot;&quot;
+        Send an iTIP message to an attendee. This might send it directly, or it might create job to
+        send it later.
+
+        @param attendee: the calendar user address of the attendee to send the message to
+        @type attendee: L{str}
+        @param itipmsg: the iTIP message to send
+        @type itipmsg: L{Component}
+        @param jobqueue: if allowed, queue up a job to do the actual work
+        @type jobqueue: L{bool}
+        &quot;&quot;&quot;
+
+        # Attendee refreshes are already executed in a job (in batches) so don't create more
+        if jobqueue and config.Scheduling.Options.WorkQueues.Enabled and not hasattr(self.txn, &quot;doing_attendee_refresh&quot;):
+            # Create job for the work
+            yield ScheduleOrganizerSendWork.schedule(
+                self.txn,
+                self.action,
+                self.calendar_home,
+                self.resource,
+                self.organizerAddress.record.canonicalCalendarUserAddress(),
+                attendee,
+                itipmsg,
+                self.suppress_refresh,
+                count,
+            )
+        else:
+            # Execute the work right now
+            scheduler = self.makeScheduler()
+
+            # Do the PUT processing
+            log.info(
+                &quot;Implicit {method} - organizer: '{organizer}' to attendee: '{attendee}', UID: '{uid}'&quot;,
+                method=itipmsg.propertyValue(&quot;METHOD&quot;),
+                organizer=self.organizer,
+                attendee=attendee,
+                uid=self.uid,
+            )
+            response = (yield scheduler.doSchedulingViaPUT(self.originator, (attendee,), itipmsg, internal_request=True, suppress_refresh=self.suppress_refresh))
+            self.handleSchedulingResponse(response, True)
+
+
</ins><span class="cx">     def handleSchedulingResponse(self, response, is_organizer):
</span><span class="cx"> 
</span><span class="cx">         # For a queued operation we stash the response away for the work item to deal with
</span></span></pre></div>
<a id="CalendarServertrunktxdavcaldavdatastoreschedulingtesttest_workpy"></a>
<div class="addfile"><h4>Added: CalendarServer/trunk/txdav/caldav/datastore/scheduling/test/test_work.py (0 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/txdav/caldav/datastore/scheduling/test/test_work.py                                (rev 0)
+++ CalendarServer/trunk/txdav/caldav/datastore/scheduling/test/test_work.py        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -0,0 +1,267 @@
</span><ins>+##
+# Copyright (c) 2013-2014 Apple Inc. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an &quot;AS IS&quot; BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+##
+from twistedcaldav.ical import Component
+from twext.enterprise.jobqueue import JobItem, WorkItem
+from txdav.common.datastore.sql_tables import scheduleActionFromSQL
+from twisted.internet import reactor
+
+&quot;&quot;&quot;
+Tests for txdav.caldav.datastore.utils
+&quot;&quot;&quot;
+
+from twisted.internet.defer import inlineCallbacks
+from twisted.trial import unittest
+
+from txdav.caldav.datastore.scheduling.work import ScheduleOrganizerWork, \
+    ScheduleWorkMixin, ScheduleWork, ScheduleOrganizerSendWork
+from txdav.common.datastore.test.util import populateCalendarsFrom, CommonCommonTests
+
+
+
+class BaseWorkTests(CommonCommonTests, unittest.TestCase):
+    &quot;&quot;&quot;
+    Tests for scheduling work.
+    &quot;&quot;&quot;
+    @inlineCallbacks
+    def setUp(self):
+
+        yield super(BaseWorkTests, self).setUp()
+        yield self.buildStoreAndDirectory()
+        yield self.populate()
+
+
+    @inlineCallbacks
+    def populate(self):
+        yield populateCalendarsFrom(self.requirements, self.storeUnderTest())
+        self.notifierFactory.reset()
+
+    requirements = {
+        &quot;user01&quot;: {
+            &quot;calendar&quot;: {
+            },
+            &quot;inbox&quot;: {
+            },
+        },
+        &quot;user02&quot;: {
+            &quot;calendar&quot;: {
+            },
+            &quot;inbox&quot;: {
+            },
+        },
+        &quot;user03&quot;: {
+            &quot;calendar&quot;: {
+            },
+            &quot;inbox&quot;: {
+            },
+        },
+    }
+
+
+    def storeUnderTest(self):
+        &quot;&quot;&quot;
+        Create and return a L{CalendarStore} for testing.
+        &quot;&quot;&quot;
+        return self._sqlCalendarStore
+
+
+
+class TestScheduleOrganizerWork(BaseWorkTests):
+    &quot;&quot;&quot;
+    Test creation of L{ScheduleOrganizerWork} items.
+    &quot;&quot;&quot;
+
+    calendar_old = Component.fromString(&quot;&quot;&quot;BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T120000Z
+DURATION:PT1H
+ORGANIZER:urn:uuid:user01
+ATTENDEE:urn:uuid:user01
+ATTENDEE:urn:uuid:user02
+END:VEVENT
+END:VCALENDAR
+&quot;&quot;&quot;)
+
+    calendar_new = Component.fromString(&quot;&quot;&quot;BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T130000Z
+DURATION:PT1H
+ORGANIZER:urn:uuid:user01
+ATTENDEE:urn:uuid:user01
+ATTENDEE:urn:uuid:user02
+END:VEVENT
+END:VCALENDAR
+&quot;&quot;&quot;)
+
+
+    @inlineCallbacks
+    def test_create(self):
+        &quot;&quot;&quot;
+        Test that jobs associated with L{txdav.caldav.datastore.scheduling.work.ScheduleOrganizerWork}
+        can be created and correctly removed.
+        &quot;&quot;&quot;
+
+        ScheduleWorkMixin._queued = 0
+        txn = self.transactionUnderTest()
+        home = yield self.homeUnderTest(name=&quot;user01&quot;)
+        yield ScheduleOrganizerWork.schedule(
+            txn,
+            &quot;12345-67890&quot;,
+            &quot;create&quot;,
+            home,
+            None,
+            None,
+            self.calendar_new,
+            &quot;urn:uuid:user01&quot;,
+            2,
+            True,
+        )
+        yield self.commit()
+        self.assertEqual(ScheduleWorkMixin._queued, 1)
+
+        jobs = yield JobItem.all(self.transactionUnderTest())
+        self.assertEqual(len(jobs), 1)
+
+        work = yield jobs[0].workItem()
+        self.assertTrue(isinstance(work, ScheduleOrganizerWork))
+        self.assertEqual(work.icalendarUid, &quot;12345-67890&quot;)
+        self.assertEqual(scheduleActionFromSQL[work.scheduleAction], &quot;create&quot;)
+
+        yield work.delete()
+        yield jobs[0].delete()
+        yield self.commit()
+
+        jobs = yield JobItem.all(self.transactionUnderTest())
+        self.assertEqual(len(jobs), 0)
+        work = yield ScheduleOrganizerWork.all(self.transactionUnderTest())
+        self.assertEqual(len(work), 0)
+        baseWork = yield ScheduleWork.all(self.transactionUnderTest())
+        self.assertEqual(len(baseWork), 0)
+
+
+    @inlineCallbacks
+    def test_cascade_delete_cleanup(self):
+        &quot;&quot;&quot;
+        Test that when work associated with L{txdav.caldav.datastore.scheduling.work.ScheduleWork}
+        is removed with the L{ScheduleWork} item being removed, the associated L{JobItem} runs and
+        removes itself and the L{ScheduleWork}.
+        &quot;&quot;&quot;
+
+        ScheduleWorkMixin._queued = 0
+        txn = self.transactionUnderTest()
+        home = yield self.homeUnderTest(name=&quot;user01&quot;)
+        yield ScheduleOrganizerWork.schedule(
+            txn,
+            &quot;12345-67890&quot;,
+            &quot;create&quot;,
+            home,
+            None,
+            None,
+            self.calendar_new,
+            &quot;urn:uuid:user01&quot;,
+            2,
+            True,
+        )
+        yield self.commit()
+        self.assertEqual(ScheduleWorkMixin._queued, 1)
+
+        jobs = yield JobItem.all(self.transactionUnderTest())
+        work = yield jobs[0].workItem()
+        yield WorkItem.delete(work)
+        yield self.commit()
+
+        jobs = yield JobItem.all(self.transactionUnderTest())
+        self.assertEqual(len(jobs), 1)
+        baseWork = yield ScheduleWork.all(self.transactionUnderTest())
+        self.assertEqual(len(baseWork), 1)
+        self.assertEqual(baseWork[0].jobID, jobs[0].jobID)
+
+        work = yield jobs[0].workItem()
+        self.assertTrue(work is None)
+        yield self.commit()
+
+        yield JobItem.waitEmpty(self.storeUnderTest().newTransaction, reactor, 60)
+
+        jobs = yield JobItem.all(self.transactionUnderTest())
+        self.assertEqual(len(jobs), 0)
+        work = yield ScheduleOrganizerWork.all(self.transactionUnderTest())
+        self.assertEqual(len(work), 0)
+        baseWork = yield ScheduleWork.all(self.transactionUnderTest())
+        self.assertEqual(len(baseWork), 0)
+
+
+
+class TestScheduleOrganizerSendWork(BaseWorkTests):
+    &quot;&quot;&quot;
+    Test creation of L{ScheduleOrganizerSendWork} items.
+    &quot;&quot;&quot;
+
+    itip_new = Component.fromString(&quot;&quot;&quot;BEGIN:VCALENDAR
+VERSION:2.0
+METHOD:REQUEST
+PRODID:-//CALENDARSERVER.ORG//NONSGML Version 1//EN
+BEGIN:VEVENT
+UID:12345-67890
+DTSTART:20080601T130000Z
+DURATION:PT1H
+ORGANIZER:urn:x-uid:user01
+{attendees}
+END:VEVENT
+END:VCALENDAR
+&quot;&quot;&quot;.format(attendees=&quot;\n&quot;.join([&quot;ATTENDEE:urn:x-uid:user%02d&quot; % i for i in range(1, 100)]))
+)
+
+
+    @inlineCallbacks
+    def test_create(self):
+        &quot;&quot;&quot;
+        Test that jobs associated with L{txdav.caldav.datastore.scheduling.work.ScheduleOrganizerSendWork}
+        can be created and correctly removed.
+        &quot;&quot;&quot;
+
+        txn = self.transactionUnderTest()
+        home = yield self.homeUnderTest(name=&quot;user01&quot;)
+        yield ScheduleOrganizerSendWork.schedule(
+            txn,
+            &quot;create&quot;,
+            home,
+            None,
+            &quot;urn:x-uid:user01&quot;,
+            &quot;urn:x-uid:user02&quot;,
+            self.itip_new,
+            True,
+            1000,
+        )
+
+        jobs = yield JobItem.all(self.transactionUnderTest())
+        self.assertEqual(len(jobs), 1)
+
+        work = yield jobs[0].workItem()
+        yield work.doWork()
+
+        home2 = yield self.calendarUnderTest(home=&quot;user02&quot;, name=&quot;calendar&quot;)
+        cobjs = yield home2.calendarObjects()
+        self.assertEqual(len(cobjs), 1)
+        #cal2 = yield cobjs[0].component()
+
+        yield work.delete()
+        yield jobs[0].delete()
+        yield self.commit()
</ins></span></pre></div>
<a id="CalendarServertrunktxdavcaldavdatastoreschedulingworkpy"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/txdav/caldav/datastore/scheduling/work.py (13687 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/txdav/caldav/datastore/scheduling/work.py        2014-06-25 18:38:55 UTC (rev 13687)
+++ CalendarServer/trunk/txdav/caldav/datastore/scheduling/work.py        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -14,10 +14,10 @@
</span><span class="cx"> # limitations under the License.
</span><span class="cx"> ##
</span><span class="cx"> 
</span><del>-from twext.enterprise.dal.record import fromTable
</del><ins>+from twext.enterprise.dal.record import fromTable, Record
</ins><span class="cx"> from twext.enterprise.dal.syntax import Select, Insert, Delete, Parameter
</span><span class="cx"> from twext.enterprise.locking import NamedLock
</span><del>-from twext.enterprise.jobqueue import WorkItem, WORK_PRIORITY_MEDIUM
</del><ins>+from twext.enterprise.jobqueue import WorkItem, WORK_PRIORITY_MEDIUM, JobItem
</ins><span class="cx"> from twext.python.log import Logger
</span><span class="cx"> 
</span><span class="cx"> from twisted.internet.defer import inlineCallbacks, returnValue, Deferred
</span><span class="lines">@@ -51,7 +51,10 @@
</span><span class="cx"> 
</span><span class="cx"> class ScheduleWorkMixin(WorkItem):
</span><span class="cx">     &quot;&quot;&quot;
</span><del>-    Base class for common schedule work item behavior.
</del><ins>+    Base class for common schedule work item behavior. Sub-classes have their own class specific data
+    stored in per-class tables. This class manages a SCHEDULE_WORK table that contains the work id, job id
+    and iCalendar UID. That table is used for locking all scheduling items with the same UID, as well as
+    allow smart re-scheduling/ordering etc of items with the same UID.
</ins><span class="cx">     &quot;&quot;&quot;
</span><span class="cx"> 
</span><span class="cx">     # Track when all work is complete (needed for unit tests)
</span><span class="lines">@@ -59,12 +62,132 @@
</span><span class="cx">     _queued = 0
</span><span class="cx"> 
</span><span class="cx">     # Schedule work is grouped based on calendar object UID
</span><del>-    group = property(lambda self: (self.table.ICALENDAR_UID == self.icalendarUid))
</del><span class="cx">     default_priority = WORK_PRIORITY_MEDIUM
</span><span class="cx">     default_weight = 5
</span><span class="cx"> 
</span><ins>+    @classmethod
+    @inlineCallbacks
+    def create(cls, transaction, **kwargs):
+        &quot;&quot;&quot;
+        A new work item needs to be created. First we create a SCHEDULE_WORK record, then
+        we create the actual work item.
</ins><span class="cx"> 
</span><ins>+        @param transaction: the transaction to use
+        @type transaction: L{IAsyncTransaction}
+        &quot;&quot;&quot;
+
+        baseargs = {
+            &quot;jobID&quot;: kwargs.pop(&quot;jobID&quot;),
+            &quot;icalendarUid&quot;: kwargs.pop(&quot;icalendarUid&quot;),
+            &quot;workType&quot;: cls.workType()
+        }
+
+        baseWork = yield ScheduleWork.create(transaction, **baseargs)
+
+        kwargs[&quot;workID&quot;] = baseWork.workID
+        work = yield super(ScheduleWorkMixin, cls).create(transaction, **kwargs)
+        work.addBaseWork(baseWork)
+        returnValue(work)
+
+
</ins><span class="cx">     @classmethod
</span><ins>+    @inlineCallbacks
+    def loadForJob(cls, txn, jobID):
+        baseItems = yield ScheduleWork.query(txn, (ScheduleWork.jobID == jobID))
+        workItems = []
+        for baseItem in baseItems:
+            workItem = yield cls.query(txn, (cls.workID == baseItem.workID))
+            if len(workItem) == 0:
+                # This can happen if a cascade delete is done on the actual work item - that will not
+                # remove the corresponding L{JobItem} or L{ScheduleWork}
+                yield baseItem.delete()
+                continue
+            workItem[0].addBaseWork(baseItem)
+            workItems.append(workItem[0])
+        returnValue(workItems)
+
+
+    @inlineCallbacks
+    def runlock(self):
+        &quot;&quot;&quot;
+        Lock the &quot;group&quot; which is all the base items with the same UID. Also make sure
+        to lock this item after.
+
+        @return: an L{Deferred} that fires with L{True} if the L{WorkItem} was locked,
+            L{False} if not.
+        @rtype: L{Deferred}
+        &quot;&quot;&quot;
+
+        # Do the group lock first since this can impact multiple rows and thus could
+        # cause deadlocks if done in the wrong order
+
+        # Row level lock on this item
+        locked = yield self.baseWork.trylock(ScheduleWork.icalendarUid == self.icalendarUid)
+        if locked:
+            yield self.trylock()
+        returnValue(locked)
+
+
+    def addBaseWork(self, baseWork):
+        &quot;&quot;&quot;
+        Add the base work fields into the sub-classes as non-record attributes.
+
+        @param baseWork: the base work item to add
+        @type baseWork: L{ScheduleWork}
+        &quot;&quot;&quot;
+        self.__dict__[&quot;baseWork&quot;] = baseWork
+        self.__dict__[&quot;jobID&quot;] = baseWork.jobID
+        self.__dict__[&quot;icalendarUid&quot;] = baseWork.icalendarUid
+
+
+    def delete(self):
+        &quot;&quot;&quot;
+        Delete the base work item which will delete this one via cascade.
+
+        @return: a L{Deferred} which fires with C{None} when the underlying row
+            has been deleted, or fails with L{NoSuchRecord} if the underlying
+            row was already deleted.
+        &quot;&quot;&quot;
+        return self.baseWork.delete()
+
+
+    @classmethod
+    @inlineCallbacks
+    def hasWork(cls, txn):
+        sch = cls.table
+        rows = (yield Select(
+            (sch.WORK_ID,),
+            From=sch,
+        ).on(txn))
+        returnValue(len(rows) &gt; 0)
+
+
+    @inlineCallbacks
+    def afterWork(self):
+        &quot;&quot;&quot;
+        A hook that gets called after the L{WorkItem} does its real work. This can be used
+        for common clean-up behaviors. The base implementation does nothing.
+        &quot;&quot;&quot;
+        yield super(ScheduleWorkMixin, self).afterWork()
+
+        # Find the next item and schedule to run immediately after this.
+        # We only coalesce ScheduleOrganizerSendWork.
+        if self.workType() == ScheduleOrganizerSendWork.workType():
+            all = yield self.baseWork.query(
+                self.transaction,
+                (ScheduleWork.icalendarUid == self.icalendarUid).And(ScheduleWork.workID != self.workID),
+                order=ScheduleWork.workID,
+                limit=1,
+            )
+            if all:
+                work = all[0]
+                if work.workType == self.workType():
+                    job = yield JobItem.load(self.transaction, work.jobID)
+                    yield job.update(notBefore=datetime.datetime.utcnow())
+                    log.debug(&quot;ScheduleOrganizerSendWork - promoted job: {id}, UID: '{uid}'&quot;, id=work.workID, uid=self.icalendarUid)
+
+
+    @classmethod
</ins><span class="cx">     def allDone(cls):
</span><span class="cx">         d = Deferred()
</span><span class="cx">         cls._allDoneCallback = d.callback
</span><span class="lines">@@ -94,6 +217,36 @@
</span><span class="cx">                 self.transaction.postCommit(_post)
</span><span class="cx"> 
</span><span class="cx"> 
</span><ins>+    def extractSchedulingResponse(self, queuedResponses):
+        &quot;&quot;&quot;
+        Extract a list of (recipient, status) pairs from a scheduling response, returning that list
+        and an indicator of whether any have a schedule status other than delivered.
+
+        @param queuedResponses: the scheduling response object
+        @type queuedResponses: L{list} of L{caldavxml.ScheduleResponse}
+
+        @return: a L{tuple} of the list and the status state
+        @rtype: L{tuple} of (L{list}, L{bool})
+        &quot;&quot;&quot;
+
+        # Map each recipient in the response to a status code
+        results = []
+        all_delivered = True
+        for response in queuedResponses:
+            for item in response.responses:
+                recipient = str(item.recipient.children[0])
+                status = str(item.reqstatus)
+                statusCode = status.split(&quot;;&quot;)[0]
+
+                results.append((recipient, statusCode,))
+
+                # Now apply to each ATTENDEE/ORGANIZER in the original data only if not 1.2
+                if statusCode != iTIPRequestStatus.MESSAGE_DELIVERED_CODE:
+                    all_delivered = False
+
+        return results, all_delivered
+
+
</ins><span class="cx">     def handleSchedulingResponse(self, response, calendar, is_organizer):
</span><span class="cx">         &quot;&quot;&quot;
</span><span class="cx">         Update a user's calendar object resource based on the results of a queued scheduling
</span><span class="lines">@@ -101,8 +254,8 @@
</span><span class="cx">         as we will already have updated the calendar object resource to make it look like scheduling
</span><span class="cx">         worked prior to the work queue item being enqueued.
</span><span class="cx"> 
</span><del>-        @param response: the scheduling response object
-        @type response: L{caldavxml.ScheduleResponse}
</del><ins>+        @param response: the scheduling response summary data
+        @type response: L{list} of L{tuple} of (L{str} - recipient, L{str} - status)
</ins><span class="cx">         @param calendar: original calendar component
</span><span class="cx">         @type calendar: L{Component}
</span><span class="cx">         @param is_organizer: whether or not iTIP message was sent by the organizer
</span><span class="lines">@@ -112,11 +265,7 @@
</span><span class="cx">         # Map each recipient in the response to a status code
</span><span class="cx">         changed = False
</span><span class="cx">         propname = calendar.mainComponent().recipientPropertyName() if is_organizer else &quot;ORGANIZER&quot;
</span><del>-        for item in response.responses:
-            recipient = str(item.recipient.children[0])
-            status = str(item.reqstatus)
-            statusCode = status.split(&quot;;&quot;)[0]
-
</del><ins>+        for recipient, statusCode in response:
</ins><span class="cx">             # Now apply to each ATTENDEE/ORGANIZER in the original data only if not 1.2
</span><span class="cx">             if statusCode != iTIPRequestStatus.MESSAGE_DELIVERED_CODE:
</span><span class="cx">                 calendar.setParameterToValueForPropertyWithValue(
</span><span class="lines">@@ -131,12 +280,22 @@
</span><span class="cx"> 
</span><span class="cx"> 
</span><span class="cx"> 
</span><ins>+class ScheduleWork(Record, fromTable(schema.SCHEDULE_WORK)):
+    &quot;&quot;&quot;
+    A L{Record} based table whose rows are used for locking scheduling work by iCalendar UID value.
+    as well as helping to determine the next work for a particular UID.
+    &quot;&quot;&quot;
+    pass
+
+
+
</ins><span class="cx"> class ScheduleOrganizerWork(ScheduleWorkMixin, fromTable(schema.SCHEDULE_ORGANIZER_WORK)):
</span><span class="cx">     &quot;&quot;&quot;
</span><span class="cx">     The associated work item table is SCHEDULE_ORGANIZER_WORK.
</span><span class="cx"> 
</span><del>-    This work item is used to send a iTIP request and cancel messages when an organizer changes
-    their calendar object resource.
</del><ins>+    This work item is used to generate a set of L{ScheduleOrganizerSendWork} work items for
+    each set of iTIP messages that need to be sent as the result of an organizer changing
+    their copy of the event.
</ins><span class="cx">     &quot;&quot;&quot;
</span><span class="cx"> 
</span><span class="cx">     @classmethod
</span><span class="lines">@@ -177,18 +336,7 @@
</span><span class="cx">         log.debug(&quot;ScheduleOrganizerWork - enqueued for ID: {id}, UID: {uid}, organizer: {org}&quot;, id=proposal.workItem.workID, uid=uid, org=organizer)
</span><span class="cx"> 
</span><span class="cx"> 
</span><del>-    @classmethod
</del><span class="cx">     @inlineCallbacks
</span><del>-    def hasWork(cls, txn):
-        srw = schema.SCHEDULE_ORGANIZER_WORK
-        rows = (yield Select(
-            (srw.WORK_ID,),
-            From=srw,
-        ).on(txn))
-        returnValue(len(rows) &gt; 0)
-
-
-    @inlineCallbacks
</del><span class="cx">     def doWork(self):
</span><span class="cx"> 
</span><span class="cx">         try:
</span><span class="lines">@@ -217,31 +365,142 @@
</span><span class="cx">                 self.smartMerge
</span><span class="cx">             )
</span><span class="cx"> 
</span><ins>+            self._dequeued()
+
+        except Exception, e:
+            log.debug(&quot;ScheduleOrganizerWork - exception ID: {id}, UID: '{uid}', {err}&quot;, id=self.workID, uid=self.icalendarUid, err=str(e))
+            log.debug(traceback.format_exc())
+            raise
+        except:
+            log.debug(&quot;ScheduleOrganizerWork - bare exception ID: {id}, UID: '{uid}'&quot;, id=self.workID, uid=self.icalendarUid)
+            log.debug(traceback.format_exc())
+            raise
+
+        log.debug(&quot;ScheduleOrganizerWork - done for ID: {id}, UID: {uid}, organizer: {org}&quot;, id=self.workID, uid=self.icalendarUid, org=organizer)
+
+
+
+class ScheduleOrganizerSendWork(ScheduleWorkMixin, fromTable(schema.SCHEDULE_ORGANIZER_SEND_WORK)):
+    &quot;&quot;&quot;
+    The associated work item table is SCHEDULE_ORGANIZER_SEND_WORK.
+
+    This work item is used to send iTIP request and cancel messages when an organizer changes
+    their calendar object resource. One of these will be created for each iTIP message that
+    L{ScheduleOrganizerWork} needs to have sent.
+    &quot;&quot;&quot;
+
+    @classmethod
+    @inlineCallbacks
+    def schedule(cls, txn, action, home, resource, organizer, attendee, itipmsg, no_refresh, stagger):
+        &quot;&quot;&quot;
+        Create the work item. Because there may be lots of these dumped onto the server in one go, we will
+        stagger them via notBefore. However, we are using a &quot;chained&quot; work item so when one completes, it
+        will reschedule the next one to run immediately after it, so if work is being done quickly, the
+        stagger interval is effectively ignored.
+
+        @param txn: the transaction to use
+        @type txn: L{CommonStoreTransaction}
+        @param organizer: the calendar user address of the organizer
+        @type organizer: L{str}
+        @param attendee: the calendar user address of the attendee to send the message to
+        @type attendee: L{str}
+        @param itipmsg: the iTIP message to send
+        @type itipmsg: L{Component}
+        @param no_refresh: whether or not refreshes are allowed
+        @type no_refresh: L{bool}
+        @param stagger: number of seconds into the future for notBefore
+        @type stagger: L{int}
+        &quot;&quot;&quot;
+
+        # Always queue up new work - coalescing happens when work is executed
+        notBefore = datetime.datetime.utcnow() + datetime.timedelta(seconds=config.Scheduling.Options.WorkQueues.RequestDelaySeconds + stagger)
+        uid = itipmsg.resourceUID()
+        proposal = (yield txn.enqueue(
+            cls,
+            notBefore=notBefore,
+            icalendarUid=uid,
+            scheduleAction=scheduleActionToSQL[action],
+            homeResourceID=home.id(),
+            resourceID=resource.id() if resource else None,
+            attendee=attendee,
+            itipMsg=itipmsg.getTextWithTimezones(includeTimezones=not config.EnableTimezonesByReference),
+            noRefresh=no_refresh,
+        ))
+        cls._enqueued()
+        log.debug(
+            &quot;ScheduleOrganizerSendWork - enqueued for ID: {id}, UID: {uid}, organizer: {org}, attendee: {att}&quot;,
+            id=proposal.workItem.workID,
+            uid=uid,
+            org=organizer,
+            att=attendee
+        )
+
+
+    @inlineCallbacks
+    def doWork(self):
+
+        try:
+            home = (yield self.transaction.calendarHomeWithResourceID(self.homeResourceID))
+            resource = (yield home.objectResourceWithID(self.resourceID))
+            itipmsg = Component.fromString(self.itipMsg)
+
+            organizerAddress = yield calendarUserFromCalendarUserUID(home.uid(), self.transaction)
+            organizer = organizerAddress.record.canonicalCalendarUserAddress()
+            log.debug(
+                &quot;ScheduleOrganizerSendWork - running for ID: {id}, UID: {uid}, organizer: {org}, attendee: {att}&quot;,
+                id=self.workID,
+                uid=self.icalendarUid,
+                org=organizer,
+                att=self.attendee
+            )
+
+            # We need to get the UID lock for implicit processing.
+            yield NamedLock.acquire(self.transaction, &quot;ImplicitUIDLock:%s&quot; % (hashlib.md5(self.icalendarUid).hexdigest(),))
+
+            from txdav.caldav.datastore.scheduling.implicit import ImplicitScheduler
+            scheduler = ImplicitScheduler()
+            yield scheduler.queuedOrganizerSending(
+                self.transaction,
+                scheduleActionFromSQL[self.scheduleAction],
+                home,
+                resource,
+                self.icalendarUid,
+                organizer,
+                self.attendee,
+                itipmsg,
+                self.noRefresh
+            )
+
</ins><span class="cx">             # Handle responses - update the actual resource in the store. Note that for a create the resource did not previously
</span><span class="cx">             # exist and is stored as None for the work item, but the scheduler will attempt to find the new resources and use
</span><span class="cx">             # that. We need to grab the scheduler's resource for further processing.
</span><span class="cx">             resource = scheduler.resource
</span><span class="cx">             if resource is not None:
</span><del>-                changed = False
-                calendar = (yield resource.componentForUser())
-                for response in scheduler.queuedResponses:
-                    changed |= yield self.handleSchedulingResponse(response, calendar, True)
</del><ins>+                responses, all_delivered = self.extractSchedulingResponse(scheduler.queuedResponses)
+                if not all_delivered:
+                    calendar = (yield resource.componentForUser())
+                    changed = self.handleSchedulingResponse(responses, calendar, True)
+                    if changed:
+                        yield resource._setComponentInternal(calendar, internal_state=ComponentUpdateState.ORGANIZER_ITIP_UPDATE)
</ins><span class="cx"> 
</span><del>-                if changed:
-                    yield resource._setComponentInternal(calendar, internal_state=ComponentUpdateState.ORGANIZER_ITIP_UPDATE)
-
</del><span class="cx">             self._dequeued()
</span><span class="cx"> 
</span><span class="cx">         except Exception, e:
</span><del>-            log.debug(&quot;ScheduleOrganizerWork - exception ID: {id}, UID: '{uid}', {err}&quot;, id=self.workID, uid=self.icalendarUid, err=str(e))
</del><ins>+            log.debug(&quot;ScheduleOrganizerSendWork - exception ID: {id}, UID: '{uid}', {err}&quot;, id=self.workID, uid=self.icalendarUid, err=str(e))
</ins><span class="cx">             log.debug(traceback.format_exc())
</span><span class="cx">             raise
</span><span class="cx">         except:
</span><del>-            log.debug(&quot;ScheduleOrganizerWork - bare exception ID: {id}, UID: '{uid}'&quot;, id=self.workID, uid=self.icalendarUid)
</del><ins>+            log.debug(&quot;ScheduleOrganizerSendWork - bare exception ID: {id}, UID: '{uid}'&quot;, id=self.workID, uid=self.icalendarUid)
</ins><span class="cx">             log.debug(traceback.format_exc())
</span><span class="cx">             raise
</span><span class="cx"> 
</span><del>-        log.debug(&quot;ScheduleOrganizerWork - done for ID: {id}, UID: {uid}, organizer: {org}&quot;, id=self.workID, uid=self.icalendarUid, org=organizer)
</del><ins>+        log.debug(
+            &quot;ScheduleOrganizerSendWork - for ID: {id}, UID: {uid}, organizer: {org}, attendee: {att}&quot;,
+            id=self.workID,
+            uid=self.icalendarUid,
+            org=organizer,
+            att=self.attendee
+        )
</ins><span class="cx"> 
</span><span class="cx"> 
</span><span class="cx"> 
</span><span class="lines">@@ -298,18 +557,7 @@
</span><span class="cx">         log.debug(&quot;ScheduleReplyWork - enqueued for ID: {id}, UID: {uid}, attendee: {att}&quot;, id=proposal.workItem.workID, uid=resource.uid(), att=attendee)
</span><span class="cx"> 
</span><span class="cx"> 
</span><del>-    @classmethod
</del><span class="cx">     @inlineCallbacks
</span><del>-    def hasWork(cls, txn):
-        srw = schema.SCHEDULE_REPLY_WORK
-        rows = (yield Select(
-            (srw.WORK_ID,),
-            From=srw,
-        ).on(txn))
-        returnValue(len(rows) &gt; 0)
-
-
-    @inlineCallbacks
</del><span class="cx">     def doWork(self):
</span><span class="cx"> 
</span><span class="cx">         try:
</span><span class="lines">@@ -332,11 +580,12 @@
</span><span class="cx"> 
</span><span class="cx">             # Send scheduling message and process response
</span><span class="cx">             response = (yield self.sendToOrganizer(home, &quot;REPLY&quot;, itipmsg, attendee, organizer))
</span><del>-            changed = yield self.handleSchedulingResponse(response, calendar, False)
</del><ins>+            responses, all_delivered = self.extractSchedulingResponse((response,))
+            if not all_delivered:
+                changed = yield self.handleSchedulingResponse(responses, calendar, False)
+                if changed:
+                    yield resource._setComponentInternal(calendar, internal_state=ComponentUpdateState.ATTENDEE_ITIP_UPDATE)
</ins><span class="cx"> 
</span><del>-            if changed:
-                yield resource._setComponentInternal(calendar, internal_state=ComponentUpdateState.ATTENDEE_ITIP_UPDATE)
-
</del><span class="cx">             self._dequeued()
</span><span class="cx"> 
</span><span class="cx">         except Exception, e:
</span><span class="lines">@@ -360,10 +609,6 @@
</span><span class="cx">     of the original resource data.
</span><span class="cx">     &quot;&quot;&quot;
</span><span class="cx"> 
</span><del>-    # Schedule work is grouped based on calendar object UID
-    group = property(lambda self: &quot;ScheduleWork:%s&quot; % (self.icalendarUid,))
-
-
</del><span class="cx">     @classmethod
</span><span class="cx">     @inlineCallbacks
</span><span class="cx">     def replyCancel(cls, txn, home, calendar, attendee):
</span></span></pre></div>
<a id="CalendarServertrunktxdavcommondatastoresql_schemacurrentoracledialectextrassql"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/txdav/common/datastore/sql_schema/current-oracle-dialect-extras.sql (13687 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/txdav/common/datastore/sql_schema/current-oracle-dialect-extras.sql        2014-06-25 18:38:55 UTC (rev 13687)
+++ CalendarServer/trunk/txdav/common/datastore/sql_schema/current-oracle-dialect-extras.sql        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -1,11 +0,0 @@
</span><del>-create or replace function next_job return integer is
-declare
-  cursor c1 is select JOB_ID from JOB for update skip locked;
-  result integer;
-begin
-  open c1;
-  fetch c1 into result;
-  select JOB_ID from JOB where ID = result for update;
-  return result;
-end;
-/
</del></span></pre></div>
<a id="CalendarServertrunktxdavcommondatastoresql_schemacurrentoracledialectsql"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/txdav/common/datastore/sql_schema/current-oracle-dialect.sql (13687 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/txdav/common/datastore/sql_schema/current-oracle-dialect.sql        2014-06-25 18:38:55 UTC (rev 13687)
+++ CalendarServer/trunk/txdav/common/datastore/sql_schema/current-oracle-dialect.sql        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -478,10 +478,15 @@
</span><span class="cx">     &quot;HOME_ID&quot; integer not null unique references CALENDAR_HOME on delete cascade
</span><span class="cx"> );
</span><span class="cx"> 
</span><del>-create table SCHEDULE_REFRESH_WORK (
</del><ins>+create table SCHEDULE_WORK (
</ins><span class="cx">     &quot;WORK_ID&quot; integer primary key not null,
</span><span class="cx">     &quot;JOB_ID&quot; integer not null references JOB,
</span><span class="cx">     &quot;ICALENDAR_UID&quot; nvarchar2(255),
</span><ins>+    &quot;WORK_TYPE&quot; nvarchar2(255)
+);
+
+create table SCHEDULE_REFRESH_WORK (
+    &quot;WORK_ID&quot; integer primary key references SCHEDULE_WORK on delete cascade,
</ins><span class="cx">     &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
</span><span class="cx">     &quot;RESOURCE_ID&quot; integer not null references CALENDAR_OBJECT on delete cascade,
</span><span class="cx">     &quot;ATTENDEE_COUNT&quot; integer
</span><span class="lines">@@ -494,18 +499,14 @@
</span><span class="cx"> );
</span><span class="cx"> 
</span><span class="cx"> create table SCHEDULE_AUTO_REPLY_WORK (
</span><del>-    &quot;WORK_ID&quot; integer primary key not null,
-    &quot;JOB_ID&quot; integer not null references JOB,
-    &quot;ICALENDAR_UID&quot; nvarchar2(255),
</del><ins>+    &quot;WORK_ID&quot; integer primary key references SCHEDULE_WORK on delete cascade,
</ins><span class="cx">     &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
</span><span class="cx">     &quot;RESOURCE_ID&quot; integer not null references CALENDAR_OBJECT on delete cascade,
</span><span class="cx">     &quot;PARTSTAT&quot; nvarchar2(255)
</span><span class="cx"> );
</span><span class="cx"> 
</span><span class="cx"> create table SCHEDULE_ORGANIZER_WORK (
</span><del>-    &quot;WORK_ID&quot; integer primary key not null,
-    &quot;JOB_ID&quot; integer not null references JOB,
-    &quot;ICALENDAR_UID&quot; nvarchar2(255),
</del><ins>+    &quot;WORK_ID&quot; integer primary key references SCHEDULE_WORK on delete cascade,
</ins><span class="cx">     &quot;SCHEDULE_ACTION&quot; integer not null,
</span><span class="cx">     &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
</span><span class="cx">     &quot;RESOURCE_ID&quot; integer,
</span><span class="lines">@@ -524,19 +525,25 @@
</span><span class="cx"> insert into SCHEDULE_ACTION (DESCRIPTION, ID) values ('modify', 1);
</span><span class="cx"> insert into SCHEDULE_ACTION (DESCRIPTION, ID) values ('modify-cancelled', 2);
</span><span class="cx"> insert into SCHEDULE_ACTION (DESCRIPTION, ID) values ('remove', 3);
</span><ins>+create table SCHEDULE_ORGANIZER_SEND_WORK (
+    &quot;WORK_ID&quot; integer primary key references SCHEDULE_WORK on delete cascade,
+    &quot;SCHEDULE_ACTION&quot; integer not null,
+    &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
+    &quot;RESOURCE_ID&quot; integer,
+    &quot;ATTENDEE&quot; nvarchar2(255),
+    &quot;ITIP_MSG&quot; nclob,
+    &quot;NO_REFRESH&quot; integer
+);
+
</ins><span class="cx"> create table SCHEDULE_REPLY_WORK (
</span><del>-    &quot;WORK_ID&quot; integer primary key not null,
-    &quot;JOB_ID&quot; integer not null references JOB,
-    &quot;ICALENDAR_UID&quot; nvarchar2(255),
</del><ins>+    &quot;WORK_ID&quot; integer primary key references SCHEDULE_WORK on delete cascade,
</ins><span class="cx">     &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
</span><span class="cx">     &quot;RESOURCE_ID&quot; integer not null references CALENDAR_OBJECT on delete cascade,
</span><span class="cx">     &quot;CHANGED_RIDS&quot; nclob
</span><span class="cx"> );
</span><span class="cx"> 
</span><span class="cx"> create table SCHEDULE_REPLY_CANCEL_WORK (
</span><del>-    &quot;WORK_ID&quot; integer primary key not null,
-    &quot;JOB_ID&quot; integer not null references JOB,
-    &quot;ICALENDAR_UID&quot; nvarchar2(255),
</del><ins>+    &quot;WORK_ID&quot; integer primary key references SCHEDULE_WORK on delete cascade,
</ins><span class="cx">     &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
</span><span class="cx">     &quot;ICALENDAR_TEXT&quot; nclob
</span><span class="cx"> );
</span><span class="lines">@@ -569,7 +576,7 @@
</span><span class="cx">     &quot;VALUE&quot; nvarchar2(255)
</span><span class="cx"> );
</span><span class="cx"> 
</span><del>-insert into CALENDARSERVER (NAME, VALUE) values ('VERSION', '43');
</del><ins>+insert into CALENDARSERVER (NAME, VALUE) values ('VERSION', '44');
</ins><span class="cx"> insert into CALENDARSERVER (NAME, VALUE) values ('CALENDAR-DATAVERSION', '6');
</span><span class="cx"> insert into CALENDARSERVER (NAME, VALUE) values ('ADDRESSBOOK-DATAVERSION', '2');
</span><span class="cx"> insert into CALENDARSERVER (NAME, VALUE) values ('NOTIFICATION-DATAVERSION', '1');
</span><span class="lines">@@ -777,6 +784,14 @@
</span><span class="cx">     JOB_ID
</span><span class="cx"> );
</span><span class="cx"> 
</span><ins>+create index SCHEDULE_WORK_JOB_ID_65e810ee on SCHEDULE_WORK (
+    JOB_ID
+);
+
+create index SCHEDULE_WORK_ICALEND_089f33dc on SCHEDULE_WORK (
+    ICALENDAR_UID
+);
+
</ins><span class="cx"> create index SCHEDULE_REFRESH_WORK_26084c7b on SCHEDULE_REFRESH_WORK (
</span><span class="cx">     HOME_RESOURCE_ID
</span><span class="cx"> );
</span><span class="lines">@@ -785,10 +800,6 @@
</span><span class="cx">     RESOURCE_ID
</span><span class="cx"> );
</span><span class="cx"> 
</span><del>-create index SCHEDULE_REFRESH_WORK_3ffa2718 on SCHEDULE_REFRESH_WORK (
-    JOB_ID
-);
-
</del><span class="cx"> create index SCHEDULE_REFRESH_ATTE_83053b91 on SCHEDULE_REFRESH_ATTENDEES (
</span><span class="cx">     RESOURCE_ID,
</span><span class="cx">     ATTENDEE
</span><span class="lines">@@ -802,10 +813,6 @@
</span><span class="cx">     RESOURCE_ID
</span><span class="cx"> );
</span><span class="cx"> 
</span><del>-create index SCHEDULE_AUTO_REPLY_W_4d7bb5a8 on SCHEDULE_AUTO_REPLY_WORK (
-    JOB_ID
-);
-
</del><span class="cx"> create index SCHEDULE_ORGANIZER_WO_18ce4edd on SCHEDULE_ORGANIZER_WORK (
</span><span class="cx">     HOME_RESOURCE_ID
</span><span class="cx"> );
</span><span class="lines">@@ -814,10 +821,14 @@
</span><span class="cx">     RESOURCE_ID
</span><span class="cx"> );
</span><span class="cx"> 
</span><del>-create index SCHEDULE_ORGANIZER_WO_1e9f246d on SCHEDULE_ORGANIZER_WORK (
-    JOB_ID
</del><ins>+create index SCHEDULE_ORGANIZER_SE_9ec9f827 on SCHEDULE_ORGANIZER_SEND_WORK (
+    HOME_RESOURCE_ID
</ins><span class="cx"> );
</span><span class="cx"> 
</span><ins>+create index SCHEDULE_ORGANIZER_SE_699fefc4 on SCHEDULE_ORGANIZER_SEND_WORK (
+    RESOURCE_ID
+);
+
</ins><span class="cx"> create index SCHEDULE_REPLY_WORK_H_745af8cf on SCHEDULE_REPLY_WORK (
</span><span class="cx">     HOME_RESOURCE_ID
</span><span class="cx"> );
</span><span class="lines">@@ -826,18 +837,10 @@
</span><span class="cx">     RESOURCE_ID
</span><span class="cx"> );
</span><span class="cx"> 
</span><del>-create index SCHEDULE_REPLY_WORK_J_5913b4a4 on SCHEDULE_REPLY_WORK (
-    JOB_ID
-);
-
</del><span class="cx"> create index SCHEDULE_REPLY_CANCEL_dab513ef on SCHEDULE_REPLY_CANCEL_WORK (
</span><span class="cx">     HOME_RESOURCE_ID
</span><span class="cx"> );
</span><span class="cx"> 
</span><del>-create index SCHEDULE_REPLY_CANCEL_94a0c766 on SCHEDULE_REPLY_CANCEL_WORK (
-    JOB_ID
-);
-
</del><span class="cx"> create index PRINCIPAL_PURGE_POLLI_6383e68a on PRINCIPAL_PURGE_POLLING_WORK (
</span><span class="cx">     JOB_ID
</span><span class="cx"> );
</span><span class="lines">@@ -858,18 +861,6 @@
</span><span class="cx">     HOME_RESOURCE_ID
</span><span class="cx"> );
</span><span class="cx"> 
</span><del>--- Skipped Function next_job
</del><span class="cx"> 
</span><span class="cx"> -- Extras
</span><span class="cx"> 
</span><del>-create or replace function next_job return integer is
-declare
-  cursor c1 is select JOB_ID from JOB for update skip locked;
-  result integer;
-begin
-  open c1;
-  fetch c1 into result;
-  select JOB_ID from JOB where ID = result for update;
-  return result;
-end;
-/
</del></span></pre></div>
<a id="CalendarServertrunktxdavcommondatastoresql_schemacurrentsql"></a>
<div class="modfile"><h4>Modified: CalendarServer/trunk/txdav/common/datastore/sql_schema/current.sql (13687 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/txdav/common/datastore/sql_schema/current.sql        2014-06-25 18:38:55 UTC (rev 13687)
+++ CalendarServer/trunk/txdav/common/datastore/sql_schema/current.sql        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -61,18 +61,9 @@
</span><span class="cx">   NOT_BEFORE  timestamp not null,
</span><span class="cx">   ASSIGNED    timestamp default null,
</span><span class="cx">   OVERDUE     timestamp default null,
</span><del>-  FAILED          integer default 0
</del><ins>+  FAILED      integer default 0
</ins><span class="cx"> );
</span><span class="cx"> 
</span><del>-create or replace function next_job() returns integer as $$
-declare
-  result integer;
-begin
-  select JOB_ID into result from JOB where pg_try_advisory_xact_lock(JOB_ID) limit 1 for update;
-  return result;
-end
-$$ LANGUAGE plpgsql;
-
</del><span class="cx"> -------------------
</span><span class="cx"> -- Calendar Home --
</span><span class="cx"> -------------------
</span><span class="lines">@@ -361,7 +352,7 @@
</span><span class="cx">   TIME_RANGE_INSTANCE_ID      integer      not null references TIME_RANGE on delete cascade,
</span><span class="cx">   USER_ID                     varchar(255) not null,
</span><span class="cx">   TRANSPARENT                 boolean      not null,
</span><del>-  ADJUSTED_START_DATE         timestamp           default null,
</del><ins>+  ADJUSTED_START_DATE         timestamp    default null,
</ins><span class="cx">   ADJUSTED_END_DATE           timestamp    default null
</span><span class="cx"> );
</span><span class="cx"> 
</span><span class="lines">@@ -896,14 +887,28 @@
</span><span class="cx"> create index CLEANUP_ONE_INBOX_WORK_JOB_ID on
</span><span class="cx">   CLEANUP_ONE_INBOX_WORK(JOB_ID);
</span><span class="cx"> 
</span><ins>+-------------------
+-- Schedule Work --
+-------------------
+
+create table SCHEDULE_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  ICALENDAR_UID                 varchar(255) not null,
+  WORK_TYPE                     varchar(255) not null
+);
+
+create index SCHEDULE_WORK_JOB_ID on
+  SCHEDULE_WORK(JOB_ID);
+create index SCHEDULE_WORK_ICALENDAR_UID on
+  SCHEDULE_WORK(ICALENDAR_UID);
+
</ins><span class="cx"> ---------------------------
</span><span class="cx"> -- Schedule Refresh Work --
</span><span class="cx"> ---------------------------
</span><span class="cx"> 
</span><span class="cx"> create table SCHEDULE_REFRESH_WORK (
</span><del>-  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
-  JOB_ID                        integer      references JOB not null,
-  ICALENDAR_UID                 varchar(255) not null,
</del><ins>+  WORK_ID                       integer      primary key references SCHEDULE_WORK on delete cascade, -- implicit index
</ins><span class="cx">   HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
</span><span class="cx">   RESOURCE_ID                   integer      not null references CALENDAR_OBJECT on delete cascade,
</span><span class="cx">   ATTENDEE_COUNT                integer
</span><span class="lines">@@ -913,8 +918,6 @@
</span><span class="cx">   SCHEDULE_REFRESH_WORK(HOME_RESOURCE_ID);
</span><span class="cx"> create index SCHEDULE_REFRESH_WORK_RESOURCE_ID on
</span><span class="cx">   SCHEDULE_REFRESH_WORK(RESOURCE_ID);
</span><del>-create index SCHEDULE_REFRESH_WORK_JOB_ID on
-  SCHEDULE_REFRESH_WORK(JOB_ID);
</del><span class="cx"> 
</span><span class="cx"> create table SCHEDULE_REFRESH_ATTENDEES (
</span><span class="cx">   RESOURCE_ID                   integer      not null references CALENDAR_OBJECT on delete cascade,
</span><span class="lines">@@ -931,9 +934,7 @@
</span><span class="cx"> ------------------------------
</span><span class="cx"> 
</span><span class="cx"> create table SCHEDULE_AUTO_REPLY_WORK (
</span><del>-  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
-  JOB_ID                        integer      references JOB not null,
-  ICALENDAR_UID                 varchar(255) not null,
</del><ins>+  WORK_ID                       integer      primary key references SCHEDULE_WORK on delete cascade, -- implicit index
</ins><span class="cx">   HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
</span><span class="cx">   RESOURCE_ID                   integer      not null references CALENDAR_OBJECT on delete cascade,
</span><span class="cx">   PARTSTAT                      varchar(255) not null
</span><span class="lines">@@ -943,17 +944,13 @@
</span><span class="cx">   SCHEDULE_AUTO_REPLY_WORK(HOME_RESOURCE_ID);
</span><span class="cx"> create index SCHEDULE_AUTO_REPLY_WORK_RESOURCE_ID on
</span><span class="cx">   SCHEDULE_AUTO_REPLY_WORK(RESOURCE_ID);
</span><del>-create index SCHEDULE_AUTO_REPLY_WORK_JOB_ID on
-  SCHEDULE_AUTO_REPLY_WORK(JOB_ID);
</del><span class="cx"> 
</span><span class="cx"> -----------------------------
</span><span class="cx"> -- Schedule Organizer Work --
</span><span class="cx"> -----------------------------
</span><span class="cx"> 
</span><span class="cx"> create table SCHEDULE_ORGANIZER_WORK (
</span><del>-  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
-  JOB_ID                        integer      references JOB not null,
-  ICALENDAR_UID                 varchar(255) not null,
</del><ins>+  WORK_ID                       integer      primary key references SCHEDULE_WORK on delete cascade, -- implicit index
</ins><span class="cx">   SCHEDULE_ACTION               integer      not null, -- Enum SCHEDULE_ACTION
</span><span class="cx">   HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
</span><span class="cx">   RESOURCE_ID                   integer,     -- this references a possibly non-existent CALENDR_OBJECT
</span><span class="lines">@@ -967,8 +964,6 @@
</span><span class="cx">   SCHEDULE_ORGANIZER_WORK(HOME_RESOURCE_ID);
</span><span class="cx"> create index SCHEDULE_ORGANIZER_WORK_RESOURCE_ID on
</span><span class="cx">   SCHEDULE_ORGANIZER_WORK(RESOURCE_ID);
</span><del>-create index SCHEDULE_ORGANIZER_WORK_JOB_ID on
-  SCHEDULE_ORGANIZER_WORK(JOB_ID);
</del><span class="cx"> 
</span><span class="cx"> -- Enumeration of schedule actions
</span><span class="cx"> 
</span><span class="lines">@@ -982,14 +977,31 @@
</span><span class="cx"> insert into SCHEDULE_ACTION values (2, 'modify-cancelled');
</span><span class="cx"> insert into SCHEDULE_ACTION values (3, 'remove');
</span><span class="cx"> 
</span><ins>+----------------------------------
+-- Schedule Organizer Send Work --
+----------------------------------
+
+create table SCHEDULE_ORGANIZER_SEND_WORK (
+  WORK_ID                       integer      primary key references SCHEDULE_WORK on delete cascade, -- implicit index
+  SCHEDULE_ACTION               integer      not null, -- Enum SCHEDULE_ACTION
+  HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
+  RESOURCE_ID                   integer,     -- this references a possibly non-existent CALENDAR_OBJECT
+  ATTENDEE                      varchar(255) not null,
+  ITIP_MSG                      text,
+  NO_REFRESH                    boolean
+);
+
+create index SCHEDULE_ORGANIZER_SEND_WORK_HOME_RESOURCE_ID on
+  SCHEDULE_ORGANIZER_SEND_WORK(HOME_RESOURCE_ID);
+create index SCHEDULE_ORGANIZER_SEND_WORK_RESOURCE_ID on
+  SCHEDULE_ORGANIZER_SEND_WORK(RESOURCE_ID);
+
</ins><span class="cx"> -------------------------
</span><span class="cx"> -- Schedule Reply Work --
</span><span class="cx"> -------------------------
</span><span class="cx"> 
</span><span class="cx"> create table SCHEDULE_REPLY_WORK (
</span><del>-  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
-  JOB_ID                        integer      references JOB not null,
-  ICALENDAR_UID                 varchar(255) not null,
</del><ins>+  WORK_ID                       integer      primary key references SCHEDULE_WORK on delete cascade, -- implicit index
</ins><span class="cx">   HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
</span><span class="cx">   RESOURCE_ID                   integer      not null references CALENDAR_OBJECT on delete cascade,
</span><span class="cx">   CHANGED_RIDS                  text
</span><span class="lines">@@ -999,25 +1011,19 @@
</span><span class="cx">   SCHEDULE_REPLY_WORK(HOME_RESOURCE_ID);
</span><span class="cx"> create index SCHEDULE_REPLY_WORK_RESOURCE_ID on
</span><span class="cx">   SCHEDULE_REPLY_WORK(RESOURCE_ID);
</span><del>-create index SCHEDULE_REPLY_WORK_JOB_ID on
-  SCHEDULE_REPLY_WORK(JOB_ID);
</del><span class="cx"> 
</span><span class="cx"> --------------------------------
</span><span class="cx"> -- Schedule Reply Cancel Work --
</span><span class="cx"> --------------------------------
</span><span class="cx"> 
</span><span class="cx"> create table SCHEDULE_REPLY_CANCEL_WORK (
</span><del>-  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
-  JOB_ID                        integer      references JOB not null,
-  ICALENDAR_UID                 varchar(255) not null,
</del><ins>+  WORK_ID                       integer      primary key references SCHEDULE_WORK on delete cascade, -- implicit index
</ins><span class="cx">   HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
</span><span class="cx">   ICALENDAR_TEXT                text         not null
</span><span class="cx"> );
</span><span class="cx"> 
</span><span class="cx"> create index SCHEDULE_REPLY_CANCEL_WORK_HOME_RESOURCE_ID on
</span><span class="cx">   SCHEDULE_REPLY_CANCEL_WORK(HOME_RESOURCE_ID);
</span><del>-create index SCHEDULE_REPLY_CANCEL_WORK_JOB_ID on
-  SCHEDULE_REPLY_CANCEL_WORK(JOB_ID);
</del><span class="cx"> 
</span><span class="cx"> ----------------------------------
</span><span class="cx"> -- Principal Purge Polling Work --
</span><span class="lines">@@ -1083,7 +1089,7 @@
</span><span class="cx">   VALUE                         varchar(255)
</span><span class="cx"> );
</span><span class="cx"> 
</span><del>-insert into CALENDARSERVER values ('VERSION', '43');
</del><ins>+insert into CALENDARSERVER values ('VERSION', '44');
</ins><span class="cx"> insert into CALENDARSERVER values ('CALENDAR-DATAVERSION', '6');
</span><span class="cx"> insert into CALENDARSERVER values ('ADDRESSBOOK-DATAVERSION', '2');
</span><span class="cx"> insert into CALENDARSERVER values ('NOTIFICATION-DATAVERSION', '1');
</span></span></pre></div>
<a id="CalendarServertrunktxdavcommondatastoresql_schemaoldoracledialectv43sql"></a>
<div class="addfile"><h4>Added: CalendarServer/trunk/txdav/common/datastore/sql_schema/old/oracle-dialect/v43.sql (0 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/txdav/common/datastore/sql_schema/old/oracle-dialect/v43.sql                                (rev 0)
+++ CalendarServer/trunk/txdav/common/datastore/sql_schema/old/oracle-dialect/v43.sql        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -0,0 +1,875 @@
</span><ins>+create sequence RESOURCE_ID_SEQ;
+create sequence JOB_SEQ;
+create sequence INSTANCE_ID_SEQ;
+create sequence ATTACHMENT_ID_SEQ;
+create sequence REVISION_SEQ;
+create sequence WORKITEM_SEQ;
+create table NODE_INFO (
+    &quot;HOSTNAME&quot; nvarchar2(255),
+    &quot;PID&quot; integer not null,
+    &quot;PORT&quot; integer not null,
+    &quot;TIME&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC' not null, 
+    primary key (&quot;HOSTNAME&quot;, &quot;PORT&quot;)
+);
+
+create table NAMED_LOCK (
+    &quot;LOCK_NAME&quot; nvarchar2(255) primary key
+);
+
+create table JOB (
+    &quot;JOB_ID&quot; integer primary key not null,
+    &quot;WORK_TYPE&quot; nvarchar2(255),
+    &quot;PRIORITY&quot; integer default 0,
+    &quot;WEIGHT&quot; integer default 0,
+    &quot;NOT_BEFORE&quot; timestamp not null,
+    &quot;ASSIGNED&quot; timestamp default null,
+    &quot;OVERDUE&quot; timestamp default null,
+    &quot;FAILED&quot; integer default 0
+);
+
+create table CALENDAR_HOME (
+    &quot;RESOURCE_ID&quot; integer primary key,
+    &quot;OWNER_UID&quot; nvarchar2(255) unique,
+    &quot;STATUS&quot; integer default 0 not null,
+    &quot;DATAVERSION&quot; integer default 0 not null
+);
+
+create table HOME_STATUS (
+    &quot;ID&quot; integer primary key,
+    &quot;DESCRIPTION&quot; nvarchar2(16) unique
+);
+
+insert into HOME_STATUS (DESCRIPTION, ID) values ('normal', 0);
+insert into HOME_STATUS (DESCRIPTION, ID) values ('external', 1);
+insert into HOME_STATUS (DESCRIPTION, ID) values ('purging', 2);
+create table CALENDAR (
+    &quot;RESOURCE_ID&quot; integer primary key
+);
+
+create table CALENDAR_HOME_METADATA (
+    &quot;RESOURCE_ID&quot; integer primary key references CALENDAR_HOME on delete cascade,
+    &quot;QUOTA_USED_BYTES&quot; integer default 0 not null,
+    &quot;DEFAULT_EVENTS&quot; integer default null references CALENDAR on delete set null,
+    &quot;DEFAULT_TASKS&quot; integer default null references CALENDAR on delete set null,
+    &quot;DEFAULT_POLLS&quot; integer default null references CALENDAR on delete set null,
+    &quot;ALARM_VEVENT_TIMED&quot; nclob default null,
+    &quot;ALARM_VEVENT_ALLDAY&quot; nclob default null,
+    &quot;ALARM_VTODO_TIMED&quot; nclob default null,
+    &quot;ALARM_VTODO_ALLDAY&quot; nclob default null,
+    &quot;AVAILABILITY&quot; nclob default null,
+    &quot;CREATED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC',
+    &quot;MODIFIED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC'
+);
+
+create table CALENDAR_METADATA (
+    &quot;RESOURCE_ID&quot; integer primary key references CALENDAR on delete cascade,
+    &quot;SUPPORTED_COMPONENTS&quot; nvarchar2(255) default null,
+    &quot;CREATED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC',
+    &quot;MODIFIED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC'
+);
+
+create table NOTIFICATION_HOME (
+    &quot;RESOURCE_ID&quot; integer primary key,
+    &quot;OWNER_UID&quot; nvarchar2(255) unique,
+    &quot;STATUS&quot; integer default 0 not null,
+    &quot;DATAVERSION&quot; integer default 0 not null
+);
+
+create table NOTIFICATION (
+    &quot;RESOURCE_ID&quot; integer primary key,
+    &quot;NOTIFICATION_HOME_RESOURCE_ID&quot; integer not null references NOTIFICATION_HOME,
+    &quot;NOTIFICATION_UID&quot; nvarchar2(255),
+    &quot;NOTIFICATION_TYPE&quot; nvarchar2(255),
+    &quot;NOTIFICATION_DATA&quot; nclob,
+    &quot;MD5&quot; nchar(32),
+    &quot;CREATED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC',
+    &quot;MODIFIED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC', 
+    unique (&quot;NOTIFICATION_UID&quot;, &quot;NOTIFICATION_HOME_RESOURCE_ID&quot;)
+);
+
+create table CALENDAR_BIND (
+    &quot;CALENDAR_HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME,
+    &quot;CALENDAR_RESOURCE_ID&quot; integer not null references CALENDAR on delete cascade,
+    &quot;EXTERNAL_ID&quot; integer default null,
+    &quot;CALENDAR_RESOURCE_NAME&quot; nvarchar2(255),
+    &quot;BIND_MODE&quot; integer not null,
+    &quot;BIND_STATUS&quot; integer not null,
+    &quot;BIND_REVISION&quot; integer default 0 not null,
+    &quot;MESSAGE&quot; nclob,
+    &quot;TRANSP&quot; integer default 0 not null,
+    &quot;ALARM_VEVENT_TIMED&quot; nclob default null,
+    &quot;ALARM_VEVENT_ALLDAY&quot; nclob default null,
+    &quot;ALARM_VTODO_TIMED&quot; nclob default null,
+    &quot;ALARM_VTODO_ALLDAY&quot; nclob default null,
+    &quot;TIMEZONE&quot; nclob default null, 
+    primary key (&quot;CALENDAR_HOME_RESOURCE_ID&quot;, &quot;CALENDAR_RESOURCE_ID&quot;), 
+    unique (&quot;CALENDAR_HOME_RESOURCE_ID&quot;, &quot;CALENDAR_RESOURCE_NAME&quot;)
+);
+
+create table CALENDAR_BIND_MODE (
+    &quot;ID&quot; integer primary key,
+    &quot;DESCRIPTION&quot; nvarchar2(16) unique
+);
+
+insert into CALENDAR_BIND_MODE (DESCRIPTION, ID) values ('own', 0);
+insert into CALENDAR_BIND_MODE (DESCRIPTION, ID) values ('read', 1);
+insert into CALENDAR_BIND_MODE (DESCRIPTION, ID) values ('write', 2);
+insert into CALENDAR_BIND_MODE (DESCRIPTION, ID) values ('direct', 3);
+insert into CALENDAR_BIND_MODE (DESCRIPTION, ID) values ('indirect', 4);
+create table CALENDAR_BIND_STATUS (
+    &quot;ID&quot; integer primary key,
+    &quot;DESCRIPTION&quot; nvarchar2(16) unique
+);
+
+insert into CALENDAR_BIND_STATUS (DESCRIPTION, ID) values ('invited', 0);
+insert into CALENDAR_BIND_STATUS (DESCRIPTION, ID) values ('accepted', 1);
+insert into CALENDAR_BIND_STATUS (DESCRIPTION, ID) values ('declined', 2);
+insert into CALENDAR_BIND_STATUS (DESCRIPTION, ID) values ('invalid', 3);
+insert into CALENDAR_BIND_STATUS (DESCRIPTION, ID) values ('deleted', 4);
+create table CALENDAR_TRANSP (
+    &quot;ID&quot; integer primary key,
+    &quot;DESCRIPTION&quot; nvarchar2(16) unique
+);
+
+insert into CALENDAR_TRANSP (DESCRIPTION, ID) values ('opaque', 0);
+insert into CALENDAR_TRANSP (DESCRIPTION, ID) values ('transparent', 1);
+create table CALENDAR_OBJECT (
+    &quot;RESOURCE_ID&quot; integer primary key,
+    &quot;CALENDAR_RESOURCE_ID&quot; integer not null references CALENDAR on delete cascade,
+    &quot;RESOURCE_NAME&quot; nvarchar2(255),
+    &quot;ICALENDAR_TEXT&quot; nclob,
+    &quot;ICALENDAR_UID&quot; nvarchar2(255),
+    &quot;ICALENDAR_TYPE&quot; nvarchar2(255),
+    &quot;ATTACHMENTS_MODE&quot; integer default 0 not null,
+    &quot;DROPBOX_ID&quot; nvarchar2(255),
+    &quot;ORGANIZER&quot; nvarchar2(255),
+    &quot;RECURRANCE_MIN&quot; date,
+    &quot;RECURRANCE_MAX&quot; date,
+    &quot;ACCESS&quot; integer default 0 not null,
+    &quot;SCHEDULE_OBJECT&quot; integer default 0,
+    &quot;SCHEDULE_TAG&quot; nvarchar2(36) default null,
+    &quot;SCHEDULE_ETAGS&quot; nclob default null,
+    &quot;PRIVATE_COMMENTS&quot; integer default 0 not null,
+    &quot;MD5&quot; nchar(32),
+    &quot;CREATED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC',
+    &quot;MODIFIED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC', 
+    unique (&quot;CALENDAR_RESOURCE_ID&quot;, &quot;RESOURCE_NAME&quot;)
+);
+
+create table CALENDAR_OBJ_ATTACHMENTS_MODE (
+    &quot;ID&quot; integer primary key,
+    &quot;DESCRIPTION&quot; nvarchar2(16) unique
+);
+
+insert into CALENDAR_OBJ_ATTACHMENTS_MODE (DESCRIPTION, ID) values ('none', 0);
+insert into CALENDAR_OBJ_ATTACHMENTS_MODE (DESCRIPTION, ID) values ('read', 1);
+insert into CALENDAR_OBJ_ATTACHMENTS_MODE (DESCRIPTION, ID) values ('write', 2);
+create table CALENDAR_ACCESS_TYPE (
+    &quot;ID&quot; integer primary key,
+    &quot;DESCRIPTION&quot; nvarchar2(32) unique
+);
+
+insert into CALENDAR_ACCESS_TYPE (DESCRIPTION, ID) values ('', 0);
+insert into CALENDAR_ACCESS_TYPE (DESCRIPTION, ID) values ('public', 1);
+insert into CALENDAR_ACCESS_TYPE (DESCRIPTION, ID) values ('private', 2);
+insert into CALENDAR_ACCESS_TYPE (DESCRIPTION, ID) values ('confidential', 3);
+insert into CALENDAR_ACCESS_TYPE (DESCRIPTION, ID) values ('restricted', 4);
+create table TIME_RANGE (
+    &quot;INSTANCE_ID&quot; integer primary key,
+    &quot;CALENDAR_RESOURCE_ID&quot; integer not null references CALENDAR on delete cascade,
+    &quot;CALENDAR_OBJECT_RESOURCE_ID&quot; integer not null references CALENDAR_OBJECT on delete cascade,
+    &quot;FLOATING&quot; integer not null,
+    &quot;START_DATE&quot; timestamp not null,
+    &quot;END_DATE&quot; timestamp not null,
+    &quot;FBTYPE&quot; integer not null,
+    &quot;TRANSPARENT&quot; integer not null
+);
+
+create table FREE_BUSY_TYPE (
+    &quot;ID&quot; integer primary key,
+    &quot;DESCRIPTION&quot; nvarchar2(16) unique
+);
+
+insert into FREE_BUSY_TYPE (DESCRIPTION, ID) values ('unknown', 0);
+insert into FREE_BUSY_TYPE (DESCRIPTION, ID) values ('free', 1);
+insert into FREE_BUSY_TYPE (DESCRIPTION, ID) values ('busy', 2);
+insert into FREE_BUSY_TYPE (DESCRIPTION, ID) values ('busy-unavailable', 3);
+insert into FREE_BUSY_TYPE (DESCRIPTION, ID) values ('busy-tentative', 4);
+create table PERUSER (
+    &quot;TIME_RANGE_INSTANCE_ID&quot; integer not null references TIME_RANGE on delete cascade,
+    &quot;USER_ID&quot; nvarchar2(255),
+    &quot;TRANSPARENT&quot; integer not null,
+    &quot;ADJUSTED_START_DATE&quot; timestamp default null,
+    &quot;ADJUSTED_END_DATE&quot; timestamp default null
+);
+
+create table ATTACHMENT (
+    &quot;ATTACHMENT_ID&quot; integer primary key,
+    &quot;CALENDAR_HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME,
+    &quot;DROPBOX_ID&quot; nvarchar2(255),
+    &quot;CONTENT_TYPE&quot; nvarchar2(255),
+    &quot;SIZE&quot; integer not null,
+    &quot;MD5&quot; nchar(32),
+    &quot;CREATED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC',
+    &quot;MODIFIED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC',
+    &quot;PATH&quot; nvarchar2(1024)
+);
+
+create table ATTACHMENT_CALENDAR_OBJECT (
+    &quot;ATTACHMENT_ID&quot; integer not null references ATTACHMENT on delete cascade,
+    &quot;MANAGED_ID&quot; nvarchar2(255),
+    &quot;CALENDAR_OBJECT_RESOURCE_ID&quot; integer not null references CALENDAR_OBJECT on delete cascade, 
+    primary key (&quot;ATTACHMENT_ID&quot;, &quot;CALENDAR_OBJECT_RESOURCE_ID&quot;), 
+    unique (&quot;MANAGED_ID&quot;, &quot;CALENDAR_OBJECT_RESOURCE_ID&quot;)
+);
+
+create table RESOURCE_PROPERTY (
+    &quot;RESOURCE_ID&quot; integer not null,
+    &quot;NAME&quot; nvarchar2(255),
+    &quot;VALUE&quot; nclob,
+    &quot;VIEWER_UID&quot; nvarchar2(255), 
+    primary key (&quot;RESOURCE_ID&quot;, &quot;NAME&quot;, &quot;VIEWER_UID&quot;)
+);
+
+create table ADDRESSBOOK_HOME (
+    &quot;RESOURCE_ID&quot; integer primary key,
+    &quot;ADDRESSBOOK_PROPERTY_STORE_ID&quot; integer not null,
+    &quot;OWNER_UID&quot; nvarchar2(255) unique,
+    &quot;STATUS&quot; integer default 0 not null,
+    &quot;DATAVERSION&quot; integer default 0 not null
+);
+
+create table ADDRESSBOOK_HOME_METADATA (
+    &quot;RESOURCE_ID&quot; integer primary key references ADDRESSBOOK_HOME on delete cascade,
+    &quot;QUOTA_USED_BYTES&quot; integer default 0 not null,
+    &quot;CREATED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC',
+    &quot;MODIFIED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC'
+);
+
+create table SHARED_ADDRESSBOOK_BIND (
+    &quot;ADDRESSBOOK_HOME_RESOURCE_ID&quot; integer not null references ADDRESSBOOK_HOME,
+    &quot;OWNER_HOME_RESOURCE_ID&quot; integer not null references ADDRESSBOOK_HOME on delete cascade,
+    &quot;EXTERNAL_ID&quot; integer default null,
+    &quot;ADDRESSBOOK_RESOURCE_NAME&quot; nvarchar2(255),
+    &quot;BIND_MODE&quot; integer not null,
+    &quot;BIND_STATUS&quot; integer not null,
+    &quot;BIND_REVISION&quot; integer default 0 not null,
+    &quot;MESSAGE&quot; nclob, 
+    primary key (&quot;ADDRESSBOOK_HOME_RESOURCE_ID&quot;, &quot;OWNER_HOME_RESOURCE_ID&quot;), 
+    unique (&quot;ADDRESSBOOK_HOME_RESOURCE_ID&quot;, &quot;ADDRESSBOOK_RESOURCE_NAME&quot;)
+);
+
+create table ADDRESSBOOK_OBJECT (
+    &quot;RESOURCE_ID&quot; integer primary key,
+    &quot;ADDRESSBOOK_HOME_RESOURCE_ID&quot; integer not null references ADDRESSBOOK_HOME on delete cascade,
+    &quot;RESOURCE_NAME&quot; nvarchar2(255),
+    &quot;VCARD_TEXT&quot; nclob,
+    &quot;VCARD_UID&quot; nvarchar2(255),
+    &quot;KIND&quot; integer not null,
+    &quot;MD5&quot; nchar(32),
+    &quot;CREATED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC',
+    &quot;MODIFIED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC', 
+    unique (&quot;ADDRESSBOOK_HOME_RESOURCE_ID&quot;, &quot;RESOURCE_NAME&quot;), 
+    unique (&quot;ADDRESSBOOK_HOME_RESOURCE_ID&quot;, &quot;VCARD_UID&quot;)
+);
+
+create table ADDRESSBOOK_OBJECT_KIND (
+    &quot;ID&quot; integer primary key,
+    &quot;DESCRIPTION&quot; nvarchar2(16) unique
+);
+
+insert into ADDRESSBOOK_OBJECT_KIND (DESCRIPTION, ID) values ('person', 0);
+insert into ADDRESSBOOK_OBJECT_KIND (DESCRIPTION, ID) values ('group', 1);
+insert into ADDRESSBOOK_OBJECT_KIND (DESCRIPTION, ID) values ('resource', 2);
+insert into ADDRESSBOOK_OBJECT_KIND (DESCRIPTION, ID) values ('location', 3);
+create table ABO_MEMBERS (
+    &quot;GROUP_ID&quot; integer not null,
+    &quot;ADDRESSBOOK_ID&quot; integer not null references ADDRESSBOOK_HOME on delete cascade,
+    &quot;MEMBER_ID&quot; integer not null,
+    &quot;REVISION&quot; integer not null,
+    &quot;REMOVED&quot; integer default 0 not null,
+    &quot;MODIFIED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC', 
+    primary key (&quot;GROUP_ID&quot;, &quot;MEMBER_ID&quot;, &quot;REVISION&quot;)
+);
+
+create table ABO_FOREIGN_MEMBERS (
+    &quot;GROUP_ID&quot; integer not null references ADDRESSBOOK_OBJECT on delete cascade,
+    &quot;ADDRESSBOOK_ID&quot; integer not null references ADDRESSBOOK_HOME on delete cascade,
+    &quot;MEMBER_ADDRESS&quot; nvarchar2(255), 
+    primary key (&quot;GROUP_ID&quot;, &quot;MEMBER_ADDRESS&quot;)
+);
+
+create table SHARED_GROUP_BIND (
+    &quot;ADDRESSBOOK_HOME_RESOURCE_ID&quot; integer not null references ADDRESSBOOK_HOME,
+    &quot;GROUP_RESOURCE_ID&quot; integer not null references ADDRESSBOOK_OBJECT on delete cascade,
+    &quot;EXTERNAL_ID&quot; integer default null,
+    &quot;GROUP_ADDRESSBOOK_NAME&quot; nvarchar2(255),
+    &quot;BIND_MODE&quot; integer not null,
+    &quot;BIND_STATUS&quot; integer not null,
+    &quot;BIND_REVISION&quot; integer default 0 not null,
+    &quot;MESSAGE&quot; nclob, 
+    primary key (&quot;ADDRESSBOOK_HOME_RESOURCE_ID&quot;, &quot;GROUP_RESOURCE_ID&quot;), 
+    unique (&quot;ADDRESSBOOK_HOME_RESOURCE_ID&quot;, &quot;GROUP_ADDRESSBOOK_NAME&quot;)
+);
+
+create table CALENDAR_OBJECT_REVISIONS (
+    &quot;CALENDAR_HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME,
+    &quot;CALENDAR_RESOURCE_ID&quot; integer references CALENDAR,
+    &quot;CALENDAR_NAME&quot; nvarchar2(255) default null,
+    &quot;RESOURCE_NAME&quot; nvarchar2(255),
+    &quot;REVISION&quot; integer not null,
+    &quot;DELETED&quot; integer not null,
+    &quot;MODIFIED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC'
+);
+
+create table ADDRESSBOOK_OBJECT_REVISIONS (
+    &quot;ADDRESSBOOK_HOME_RESOURCE_ID&quot; integer not null references ADDRESSBOOK_HOME,
+    &quot;OWNER_HOME_RESOURCE_ID&quot; integer references ADDRESSBOOK_HOME,
+    &quot;ADDRESSBOOK_NAME&quot; nvarchar2(255) default null,
+    &quot;OBJECT_RESOURCE_ID&quot; integer default 0,
+    &quot;RESOURCE_NAME&quot; nvarchar2(255),
+    &quot;REVISION&quot; integer not null,
+    &quot;DELETED&quot; integer not null,
+    &quot;MODIFIED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC'
+);
+
+create table NOTIFICATION_OBJECT_REVISIONS (
+    &quot;NOTIFICATION_HOME_RESOURCE_ID&quot; integer not null references NOTIFICATION_HOME on delete cascade,
+    &quot;RESOURCE_NAME&quot; nvarchar2(255),
+    &quot;REVISION&quot; integer not null,
+    &quot;DELETED&quot; integer not null,
+    &quot;MODIFIED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC', 
+    unique (&quot;NOTIFICATION_HOME_RESOURCE_ID&quot;, &quot;RESOURCE_NAME&quot;)
+);
+
+create table APN_SUBSCRIPTIONS (
+    &quot;TOKEN&quot; nvarchar2(255),
+    &quot;RESOURCE_KEY&quot; nvarchar2(255),
+    &quot;MODIFIED&quot; integer not null,
+    &quot;SUBSCRIBER_GUID&quot; nvarchar2(255),
+    &quot;USER_AGENT&quot; nvarchar2(255) default null,
+    &quot;IP_ADDR&quot; nvarchar2(255) default null, 
+    primary key (&quot;TOKEN&quot;, &quot;RESOURCE_KEY&quot;)
+);
+
+create table IMIP_TOKENS (
+    &quot;TOKEN&quot; nvarchar2(255),
+    &quot;ORGANIZER&quot; nvarchar2(255),
+    &quot;ATTENDEE&quot; nvarchar2(255),
+    &quot;ICALUID&quot; nvarchar2(255),
+    &quot;ACCESSED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC', 
+    primary key (&quot;ORGANIZER&quot;, &quot;ATTENDEE&quot;, &quot;ICALUID&quot;)
+);
+
+create table IMIP_INVITATION_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;FROM_ADDR&quot; nvarchar2(255),
+    &quot;TO_ADDR&quot; nvarchar2(255),
+    &quot;ICALENDAR_TEXT&quot; nclob
+);
+
+create table IMIP_POLLING_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB
+);
+
+create table IMIP_REPLY_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;ORGANIZER&quot; nvarchar2(255),
+    &quot;ATTENDEE&quot; nvarchar2(255),
+    &quot;ICALENDAR_TEXT&quot; nclob
+);
+
+create table PUSH_NOTIFICATION_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;PUSH_ID&quot; nvarchar2(255),
+    &quot;PUSH_PRIORITY&quot; integer not null
+);
+
+create table GROUP_CACHER_POLLING_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB
+);
+
+create table GROUP_REFRESH_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;GROUP_UID&quot; nvarchar2(255)
+);
+
+create table GROUP_ATTENDEE_RECONCILE_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;RESOURCE_ID&quot; integer,
+    &quot;GROUP_ID&quot; integer
+);
+
+create table GROUPS (
+    &quot;GROUP_ID&quot; integer primary key,
+    &quot;NAME&quot; nvarchar2(255),
+    &quot;GROUP_UID&quot; nvarchar2(255),
+    &quot;MEMBERSHIP_HASH&quot; nvarchar2(255),
+    &quot;EXTANT&quot; integer default 1,
+    &quot;CREATED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC',
+    &quot;MODIFIED&quot; timestamp default CURRENT_TIMESTAMP at time zone 'UTC'
+);
+
+create table GROUP_MEMBERSHIP (
+    &quot;GROUP_ID&quot; integer not null references GROUPS on delete cascade,
+    &quot;MEMBER_UID&quot; nvarchar2(255), 
+    primary key (&quot;GROUP_ID&quot;, &quot;MEMBER_UID&quot;)
+);
+
+create table GROUP_ATTENDEE (
+    &quot;GROUP_ID&quot; integer not null references GROUPS on delete cascade,
+    &quot;RESOURCE_ID&quot; integer not null references CALENDAR_OBJECT on delete cascade,
+    &quot;MEMBERSHIP_HASH&quot; nvarchar2(255), 
+    primary key (&quot;GROUP_ID&quot;, &quot;RESOURCE_ID&quot;)
+);
+
+create table DELEGATES (
+    &quot;DELEGATOR&quot; nvarchar2(255),
+    &quot;DELEGATE&quot; nvarchar2(255),
+    &quot;READ_WRITE&quot; integer not null, 
+    primary key (&quot;DELEGATOR&quot;, &quot;READ_WRITE&quot;, &quot;DELEGATE&quot;)
+);
+
+create table DELEGATE_GROUPS (
+    &quot;DELEGATOR&quot; nvarchar2(255),
+    &quot;GROUP_ID&quot; integer not null references GROUPS on delete cascade,
+    &quot;READ_WRITE&quot; integer not null,
+    &quot;IS_EXTERNAL&quot; integer not null, 
+    primary key (&quot;DELEGATOR&quot;, &quot;READ_WRITE&quot;, &quot;GROUP_ID&quot;)
+);
+
+create table EXTERNAL_DELEGATE_GROUPS (
+    &quot;DELEGATOR&quot; nvarchar2(255) primary key,
+    &quot;GROUP_UID_READ&quot; nvarchar2(255),
+    &quot;GROUP_UID_WRITE&quot; nvarchar2(255)
+);
+
+create table CALENDAR_OBJECT_SPLITTER_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;RESOURCE_ID&quot; integer not null references CALENDAR_OBJECT on delete cascade
+);
+
+create table FIND_MIN_VALID_REVISION_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB
+);
+
+create table REVISION_CLEANUP_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB
+);
+
+create table INBOX_CLEANUP_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB
+);
+
+create table CLEANUP_ONE_INBOX_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;HOME_ID&quot; integer not null unique references CALENDAR_HOME on delete cascade
+);
+
+create table SCHEDULE_REFRESH_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;ICALENDAR_UID&quot; nvarchar2(255),
+    &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
+    &quot;RESOURCE_ID&quot; integer not null references CALENDAR_OBJECT on delete cascade,
+    &quot;ATTENDEE_COUNT&quot; integer
+);
+
+create table SCHEDULE_REFRESH_ATTENDEES (
+    &quot;RESOURCE_ID&quot; integer not null references CALENDAR_OBJECT on delete cascade,
+    &quot;ATTENDEE&quot; nvarchar2(255), 
+    primary key (&quot;RESOURCE_ID&quot;, &quot;ATTENDEE&quot;)
+);
+
+create table SCHEDULE_AUTO_REPLY_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;ICALENDAR_UID&quot; nvarchar2(255),
+    &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
+    &quot;RESOURCE_ID&quot; integer not null references CALENDAR_OBJECT on delete cascade,
+    &quot;PARTSTAT&quot; nvarchar2(255)
+);
+
+create table SCHEDULE_ORGANIZER_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;ICALENDAR_UID&quot; nvarchar2(255),
+    &quot;SCHEDULE_ACTION&quot; integer not null,
+    &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
+    &quot;RESOURCE_ID&quot; integer,
+    &quot;ICALENDAR_TEXT_OLD&quot; nclob,
+    &quot;ICALENDAR_TEXT_NEW&quot; nclob,
+    &quot;ATTENDEE_COUNT&quot; integer,
+    &quot;SMART_MERGE&quot; integer
+);
+
+create table SCHEDULE_ACTION (
+    &quot;ID&quot; integer primary key,
+    &quot;DESCRIPTION&quot; nvarchar2(16) unique
+);
+
+insert into SCHEDULE_ACTION (DESCRIPTION, ID) values ('create', 0);
+insert into SCHEDULE_ACTION (DESCRIPTION, ID) values ('modify', 1);
+insert into SCHEDULE_ACTION (DESCRIPTION, ID) values ('modify-cancelled', 2);
+insert into SCHEDULE_ACTION (DESCRIPTION, ID) values ('remove', 3);
+create table SCHEDULE_REPLY_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;ICALENDAR_UID&quot; nvarchar2(255),
+    &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
+    &quot;RESOURCE_ID&quot; integer not null references CALENDAR_OBJECT on delete cascade,
+    &quot;CHANGED_RIDS&quot; nclob
+);
+
+create table SCHEDULE_REPLY_CANCEL_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;ICALENDAR_UID&quot; nvarchar2(255),
+    &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
+    &quot;ICALENDAR_TEXT&quot; nclob
+);
+
+create table PRINCIPAL_PURGE_POLLING_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB
+);
+
+create table PRINCIPAL_PURGE_CHECK_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;UID&quot; nvarchar2(255)
+);
+
+create table PRINCIPAL_PURGE_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;UID&quot; nvarchar2(255)
+);
+
+create table PRINCIPAL_PURGE_HOME_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade
+);
+
+create table CALENDARSERVER (
+    &quot;NAME&quot; nvarchar2(255) primary key,
+    &quot;VALUE&quot; nvarchar2(255)
+);
+
+insert into CALENDARSERVER (NAME, VALUE) values ('VERSION', '43');
+insert into CALENDARSERVER (NAME, VALUE) values ('CALENDAR-DATAVERSION', '6');
+insert into CALENDARSERVER (NAME, VALUE) values ('ADDRESSBOOK-DATAVERSION', '2');
+insert into CALENDARSERVER (NAME, VALUE) values ('NOTIFICATION-DATAVERSION', '1');
+insert into CALENDARSERVER (NAME, VALUE) values ('MIN-VALID-REVISION', '1');
+create index CALENDAR_HOME_METADAT_3cb9049e on CALENDAR_HOME_METADATA (
+    DEFAULT_EVENTS
+);
+
+create index CALENDAR_HOME_METADAT_d55e5548 on CALENDAR_HOME_METADATA (
+    DEFAULT_TASKS
+);
+
+create index CALENDAR_HOME_METADAT_910264ce on CALENDAR_HOME_METADATA (
+    DEFAULT_POLLS
+);
+
+create index NOTIFICATION_NOTIFICA_f891f5f9 on NOTIFICATION (
+    NOTIFICATION_HOME_RESOURCE_ID
+);
+
+create index CALENDAR_BIND_RESOURC_e57964d4 on CALENDAR_BIND (
+    CALENDAR_RESOURCE_ID
+);
+
+create index CALENDAR_OBJECT_CALEN_a9a453a9 on CALENDAR_OBJECT (
+    CALENDAR_RESOURCE_ID,
+    ICALENDAR_UID
+);
+
+create index CALENDAR_OBJECT_CALEN_96e83b73 on CALENDAR_OBJECT (
+    CALENDAR_RESOURCE_ID,
+    RECURRANCE_MAX
+);
+
+create index CALENDAR_OBJECT_ICALE_82e731d5 on CALENDAR_OBJECT (
+    ICALENDAR_UID
+);
+
+create index CALENDAR_OBJECT_DROPB_de041d80 on CALENDAR_OBJECT (
+    DROPBOX_ID
+);
+
+create index TIME_RANGE_CALENDAR_R_beb6e7eb on TIME_RANGE (
+    CALENDAR_RESOURCE_ID
+);
+
+create index TIME_RANGE_CALENDAR_O_acf37bd1 on TIME_RANGE (
+    CALENDAR_OBJECT_RESOURCE_ID
+);
+
+create index PERUSER_TIME_RANGE_IN_5468a226 on PERUSER (
+    TIME_RANGE_INSTANCE_ID
+);
+
+create index ATTACHMENT_CALENDAR_H_0078845c on ATTACHMENT (
+    CALENDAR_HOME_RESOURCE_ID
+);
+
+create index ATTACHMENT_DROPBOX_ID_5073cf23 on ATTACHMENT (
+    DROPBOX_ID
+);
+
+create index ATTACHMENT_CALENDAR_O_81508484 on ATTACHMENT_CALENDAR_OBJECT (
+    CALENDAR_OBJECT_RESOURCE_ID
+);
+
+create index SHARED_ADDRESSBOOK_BI_e9a2e6d4 on SHARED_ADDRESSBOOK_BIND (
+    OWNER_HOME_RESOURCE_ID
+);
+
+create index ABO_MEMBERS_ADDRESSBO_4effa879 on ABO_MEMBERS (
+    ADDRESSBOOK_ID
+);
+
+create index ABO_MEMBERS_MEMBER_ID_8d66adcf on ABO_MEMBERS (
+    MEMBER_ID
+);
+
+create index ABO_FOREIGN_MEMBERS_A_1fd2c5e9 on ABO_FOREIGN_MEMBERS (
+    ADDRESSBOOK_ID
+);
+
+create index SHARED_GROUP_BIND_RES_cf52f95d on SHARED_GROUP_BIND (
+    GROUP_RESOURCE_ID
+);
+
+create index CALENDAR_OBJECT_REVIS_3a3956c4 on CALENDAR_OBJECT_REVISIONS (
+    CALENDAR_HOME_RESOURCE_ID,
+    CALENDAR_RESOURCE_ID
+);
+
+create index CALENDAR_OBJECT_REVIS_6d9d929c on CALENDAR_OBJECT_REVISIONS (
+    CALENDAR_RESOURCE_ID,
+    RESOURCE_NAME,
+    DELETED,
+    REVISION
+);
+
+create index CALENDAR_OBJECT_REVIS_265c8acf on CALENDAR_OBJECT_REVISIONS (
+    CALENDAR_RESOURCE_ID,
+    REVISION
+);
+
+create index ADDRESSBOOK_OBJECT_RE_2bfcf757 on ADDRESSBOOK_OBJECT_REVISIONS (
+    ADDRESSBOOK_HOME_RESOURCE_ID,
+    OWNER_HOME_RESOURCE_ID
+);
+
+create index ADDRESSBOOK_OBJECT_RE_00fe8288 on ADDRESSBOOK_OBJECT_REVISIONS (
+    OWNER_HOME_RESOURCE_ID,
+    RESOURCE_NAME,
+    DELETED,
+    REVISION
+);
+
+create index ADDRESSBOOK_OBJECT_RE_45004780 on ADDRESSBOOK_OBJECT_REVISIONS (
+    OWNER_HOME_RESOURCE_ID,
+    REVISION
+);
+
+create index NOTIFICATION_OBJECT_R_036a9cee on NOTIFICATION_OBJECT_REVISIONS (
+    NOTIFICATION_HOME_RESOURCE_ID,
+    REVISION
+);
+
+create index APN_SUBSCRIPTIONS_RES_9610d78e on APN_SUBSCRIPTIONS (
+    RESOURCE_KEY
+);
+
+create index IMIP_TOKENS_TOKEN_e94b918f on IMIP_TOKENS (
+    TOKEN
+);
+
+create index IMIP_INVITATION_WORK__586d064c on IMIP_INVITATION_WORK (
+    JOB_ID
+);
+
+create index IMIP_POLLING_WORK_JOB_d5535891 on IMIP_POLLING_WORK (
+    JOB_ID
+);
+
+create index IMIP_REPLY_WORK_JOB_I_bf4ae73e on IMIP_REPLY_WORK (
+    JOB_ID
+);
+
+create index PUSH_NOTIFICATION_WOR_8bbab117 on PUSH_NOTIFICATION_WORK (
+    JOB_ID
+);
+
+create index GROUP_CACHER_POLLING__6eb3151c on GROUP_CACHER_POLLING_WORK (
+    JOB_ID
+);
+
+create index GROUP_REFRESH_WORK_JO_717ede20 on GROUP_REFRESH_WORK (
+    JOB_ID
+);
+
+create index GROUP_ATTENDEE_RECONC_da73d3c2 on GROUP_ATTENDEE_RECONCILE_WORK (
+    JOB_ID
+);
+
+create index GROUPS_GROUP_UID_b35cce23 on GROUPS (
+    GROUP_UID
+);
+
+create index GROUP_MEMBERSHIP_MEMB_0ca508e8 on GROUP_MEMBERSHIP (
+    MEMBER_UID
+);
+
+create index GROUP_ATTENDEE_RESOUR_855124dc on GROUP_ATTENDEE (
+    RESOURCE_ID
+);
+
+create index DELEGATE_TO_DELEGATOR_5e149b11 on DELEGATES (
+    DELEGATE,
+    READ_WRITE,
+    DELEGATOR
+);
+
+create index DELEGATE_GROUPS_GROUP_25117446 on DELEGATE_GROUPS (
+    GROUP_ID
+);
+
+create index CALENDAR_OBJECT_SPLIT_af71dcda on CALENDAR_OBJECT_SPLITTER_WORK (
+    RESOURCE_ID
+);
+
+create index CALENDAR_OBJECT_SPLIT_33603b72 on CALENDAR_OBJECT_SPLITTER_WORK (
+    JOB_ID
+);
+
+create index FIND_MIN_VALID_REVISI_78d17400 on FIND_MIN_VALID_REVISION_WORK (
+    JOB_ID
+);
+
+create index REVISION_CLEANUP_WORK_eb062686 on REVISION_CLEANUP_WORK (
+    JOB_ID
+);
+
+create index INBOX_CLEANUP_WORK_JO_799132bd on INBOX_CLEANUP_WORK (
+    JOB_ID
+);
+
+create index CLEANUP_ONE_INBOX_WOR_375dac36 on CLEANUP_ONE_INBOX_WORK (
+    JOB_ID
+);
+
+create index SCHEDULE_REFRESH_WORK_26084c7b on SCHEDULE_REFRESH_WORK (
+    HOME_RESOURCE_ID
+);
+
+create index SCHEDULE_REFRESH_WORK_989efe54 on SCHEDULE_REFRESH_WORK (
+    RESOURCE_ID
+);
+
+create index SCHEDULE_REFRESH_WORK_3ffa2718 on SCHEDULE_REFRESH_WORK (
+    JOB_ID
+);
+
+create index SCHEDULE_REFRESH_ATTE_83053b91 on SCHEDULE_REFRESH_ATTENDEES (
+    RESOURCE_ID,
+    ATTENDEE
+);
+
+create index SCHEDULE_AUTO_REPLY_W_0256478d on SCHEDULE_AUTO_REPLY_WORK (
+    HOME_RESOURCE_ID
+);
+
+create index SCHEDULE_AUTO_REPLY_W_0755e754 on SCHEDULE_AUTO_REPLY_WORK (
+    RESOURCE_ID
+);
+
+create index SCHEDULE_AUTO_REPLY_W_4d7bb5a8 on SCHEDULE_AUTO_REPLY_WORK (
+    JOB_ID
+);
+
+create index SCHEDULE_ORGANIZER_WO_18ce4edd on SCHEDULE_ORGANIZER_WORK (
+    HOME_RESOURCE_ID
+);
+
+create index SCHEDULE_ORGANIZER_WO_14702035 on SCHEDULE_ORGANIZER_WORK (
+    RESOURCE_ID
+);
+
+create index SCHEDULE_ORGANIZER_WO_1e9f246d on SCHEDULE_ORGANIZER_WORK (
+    JOB_ID
+);
+
+create index SCHEDULE_REPLY_WORK_H_745af8cf on SCHEDULE_REPLY_WORK (
+    HOME_RESOURCE_ID
+);
+
+create index SCHEDULE_REPLY_WORK_R_11bd3fbb on SCHEDULE_REPLY_WORK (
+    RESOURCE_ID
+);
+
+create index SCHEDULE_REPLY_WORK_J_5913b4a4 on SCHEDULE_REPLY_WORK (
+    JOB_ID
+);
+
+create index SCHEDULE_REPLY_CANCEL_dab513ef on SCHEDULE_REPLY_CANCEL_WORK (
+    HOME_RESOURCE_ID
+);
+
+create index SCHEDULE_REPLY_CANCEL_94a0c766 on SCHEDULE_REPLY_CANCEL_WORK (
+    JOB_ID
+);
+
+create index PRINCIPAL_PURGE_POLLI_6383e68a on PRINCIPAL_PURGE_POLLING_WORK (
+    JOB_ID
+);
+
+create index PRINCIPAL_PURGE_CHECK_b0c024c1 on PRINCIPAL_PURGE_CHECK_WORK (
+    JOB_ID
+);
+
+create index PRINCIPAL_PURGE_WORK__7a8141a3 on PRINCIPAL_PURGE_WORK (
+    JOB_ID
+);
+
+create index PRINCIPAL_PURGE_HOME__f35eea7a on PRINCIPAL_PURGE_HOME_WORK (
+    JOB_ID
+);
+
+create index PRINCIPAL_PURGE_HOME__967e4480 on PRINCIPAL_PURGE_HOME_WORK (
+    HOME_RESOURCE_ID
+);
+
+-- Skipped Function next_job
+
+-- Extras
+
+create or replace function next_job return integer is
+declare
+  cursor c1 is select JOB_ID from JOB for update skip locked;
+  result integer;
+begin
+  open c1;
+  fetch c1 into result;
+  select JOB_ID from JOB where ID = result for update;
+  return result;
+end;
+/
</ins></span></pre></div>
<a id="CalendarServertrunktxdavcommondatastoresql_schemaoldpostgresdialectv43sql"></a>
<div class="addfile"><h4>Added: CalendarServer/trunk/txdav/common/datastore/sql_schema/old/postgres-dialect/v43.sql (0 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/txdav/common/datastore/sql_schema/old/postgres-dialect/v43.sql                                (rev 0)
+++ CalendarServer/trunk/txdav/common/datastore/sql_schema/old/postgres-dialect/v43.sql        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -0,0 +1,1090 @@
</span><ins>+-- -*- test-case-name: txdav.caldav.datastore.test.test_sql,txdav.carddav.datastore.test.test_sql -*-
+
+----
+-- Copyright (c) 2010-2014 Apple Inc. All rights reserved.
+--
+-- Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an &quot;AS IS&quot; BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+----
+
+
+-----------------
+-- Resource ID --
+-----------------
+
+create sequence RESOURCE_ID_SEQ;
+
+
+-------------------------
+-- Cluster Bookkeeping --
+-------------------------
+
+-- Information about a process connected to this database.
+
+-- Note that this must match the node info schema in twext.enterprise.queue.
+create table NODE_INFO (
+  HOSTNAME  varchar(255) not null,
+  PID       integer      not null,
+  PORT      integer      not null,
+  TIME      timestamp    not null default timezone('UTC', CURRENT_TIMESTAMP),
+
+  primary key (HOSTNAME, PORT)
+);
+
+-- Unique named locks.  This table should always be empty, but rows are
+-- temporarily created in order to prevent undesirable concurrency.
+create table NAMED_LOCK (
+    LOCK_NAME varchar(255) primary key
+);
+
+
+--------------------
+-- Jobs           --
+--------------------
+
+create sequence JOB_SEQ;
+
+create table JOB (
+  JOB_ID      integer primary key default nextval('JOB_SEQ') not null, --implicit index
+  WORK_TYPE   varchar(255) not null,
+  PRIORITY    integer default 0,
+  WEIGHT      integer default 0,
+  NOT_BEFORE  timestamp not null,
+  ASSIGNED    timestamp default null,
+  OVERDUE     timestamp default null,
+  FAILED          integer default 0
+);
+
+create or replace function next_job() returns integer as $$
+declare
+  result integer;
+begin
+  select JOB_ID into result from JOB where pg_try_advisory_xact_lock(JOB_ID) limit 1 for update;
+  return result;
+end
+$$ LANGUAGE plpgsql;
+
+-------------------
+-- Calendar Home --
+-------------------
+
+create table CALENDAR_HOME (
+  RESOURCE_ID      integer      primary key default nextval('RESOURCE_ID_SEQ'), -- implicit index
+  OWNER_UID        varchar(255) not null unique,                                -- implicit index
+  STATUS           integer      default 0 not null,                             -- enum HOME_STATUS
+  DATAVERSION      integer      default 0 not null
+);
+
+-- Enumeration of statuses
+
+create table HOME_STATUS (
+  ID          integer     primary key,
+  DESCRIPTION varchar(16) not null unique
+);
+
+insert into HOME_STATUS values (0, 'normal' );
+insert into HOME_STATUS values (1, 'external');
+insert into HOME_STATUS values (2, 'purging');
+
+
+--------------
+-- Calendar --
+--------------
+
+create table CALENDAR (
+  RESOURCE_ID integer   primary key default nextval('RESOURCE_ID_SEQ') -- implicit index
+);
+
+
+----------------------------
+-- Calendar Home Metadata --
+----------------------------
+
+create table CALENDAR_HOME_METADATA (
+  RESOURCE_ID              integer     primary key references CALENDAR_HOME on delete cascade, -- implicit index
+  QUOTA_USED_BYTES         integer     default 0 not null,
+  DEFAULT_EVENTS           integer     default null references CALENDAR on delete set null,
+  DEFAULT_TASKS            integer     default null references CALENDAR on delete set null,
+  DEFAULT_POLLS            integer     default null references CALENDAR on delete set null,
+  ALARM_VEVENT_TIMED       text        default null,
+  ALARM_VEVENT_ALLDAY      text        default null,
+  ALARM_VTODO_TIMED        text        default null,
+  ALARM_VTODO_ALLDAY       text        default null,
+  AVAILABILITY             text        default null,
+  CREATED                  timestamp   default timezone('UTC', CURRENT_TIMESTAMP),
+  MODIFIED                 timestamp   default timezone('UTC', CURRENT_TIMESTAMP)
+);
+
+create index CALENDAR_HOME_METADATA_DEFAULT_EVENTS on
+  CALENDAR_HOME_METADATA(DEFAULT_EVENTS);
+create index CALENDAR_HOME_METADATA_DEFAULT_TASKS on
+  CALENDAR_HOME_METADATA(DEFAULT_TASKS);
+create index CALENDAR_HOME_METADATA_DEFAULT_POLLS on
+  CALENDAR_HOME_METADATA(DEFAULT_POLLS);
+
+
+-----------------------
+-- Calendar Metadata --
+-----------------------
+
+create table CALENDAR_METADATA (
+  RESOURCE_ID           integer      primary key references CALENDAR on delete cascade, -- implicit index
+  SUPPORTED_COMPONENTS  varchar(255) default null,
+  CREATED               timestamp    default timezone('UTC', CURRENT_TIMESTAMP),
+  MODIFIED              timestamp    default timezone('UTC', CURRENT_TIMESTAMP)
+);
+
+
+---------------------------
+-- Sharing Notifications --
+---------------------------
+
+create table NOTIFICATION_HOME (
+  RESOURCE_ID integer      primary key default nextval('RESOURCE_ID_SEQ'), -- implicit index
+  OWNER_UID   varchar(255) not null unique,                                -- implicit index
+  STATUS      integer      default 0 not null,                             -- enum HOME_STATUS
+  DATAVERSION integer      default 0 not null
+);
+
+create table NOTIFICATION (
+  RESOURCE_ID                   integer      primary key default nextval('RESOURCE_ID_SEQ'), -- implicit index
+  NOTIFICATION_HOME_RESOURCE_ID integer      not null references NOTIFICATION_HOME,
+  NOTIFICATION_UID              varchar(255) not null,
+  NOTIFICATION_TYPE             varchar(255) not null,
+  NOTIFICATION_DATA             text         not null,
+  MD5                           char(32)     not null,
+  CREATED                       timestamp    default timezone('UTC', CURRENT_TIMESTAMP),
+  MODIFIED                      timestamp    default timezone('UTC', CURRENT_TIMESTAMP),
+
+  unique (NOTIFICATION_UID, NOTIFICATION_HOME_RESOURCE_ID) -- implicit index
+);
+
+create index NOTIFICATION_NOTIFICATION_HOME_RESOURCE_ID on
+  NOTIFICATION(NOTIFICATION_HOME_RESOURCE_ID);
+
+
+-------------------
+-- Calendar Bind --
+-------------------
+
+-- Joins CALENDAR_HOME and CALENDAR
+
+create table CALENDAR_BIND (
+  CALENDAR_HOME_RESOURCE_ID integer      not null references CALENDAR_HOME,
+  CALENDAR_RESOURCE_ID      integer      not null references CALENDAR on delete cascade,
+  EXTERNAL_ID               integer      default null,
+  CALENDAR_RESOURCE_NAME    varchar(255) not null,
+  BIND_MODE                 integer      not null, -- enum CALENDAR_BIND_MODE
+  BIND_STATUS               integer      not null, -- enum CALENDAR_BIND_STATUS
+  BIND_REVISION             integer      default 0 not null,
+  MESSAGE                   text,
+  TRANSP                    integer      default 0 not null, -- enum CALENDAR_TRANSP
+  ALARM_VEVENT_TIMED        text         default null,
+  ALARM_VEVENT_ALLDAY       text         default null,
+  ALARM_VTODO_TIMED         text         default null,
+  ALARM_VTODO_ALLDAY        text         default null,
+  TIMEZONE                  text         default null,
+
+  primary key (CALENDAR_HOME_RESOURCE_ID, CALENDAR_RESOURCE_ID), -- implicit index
+  unique (CALENDAR_HOME_RESOURCE_ID, CALENDAR_RESOURCE_NAME)     -- implicit index
+);
+
+create index CALENDAR_BIND_RESOURCE_ID on
+  CALENDAR_BIND(CALENDAR_RESOURCE_ID);
+
+-- Enumeration of calendar bind modes
+
+create table CALENDAR_BIND_MODE (
+  ID          integer     primary key,
+  DESCRIPTION varchar(16) not null unique
+);
+
+insert into CALENDAR_BIND_MODE values (0, 'own'  );
+insert into CALENDAR_BIND_MODE values (1, 'read' );
+insert into CALENDAR_BIND_MODE values (2, 'write');
+insert into CALENDAR_BIND_MODE values (3, 'direct');
+insert into CALENDAR_BIND_MODE values (4, 'indirect');
+
+-- Enumeration of statuses
+
+create table CALENDAR_BIND_STATUS (
+  ID          integer     primary key,
+  DESCRIPTION varchar(16) not null unique
+);
+
+insert into CALENDAR_BIND_STATUS values (0, 'invited' );
+insert into CALENDAR_BIND_STATUS values (1, 'accepted');
+insert into CALENDAR_BIND_STATUS values (2, 'declined');
+insert into CALENDAR_BIND_STATUS values (3, 'invalid');
+insert into CALENDAR_BIND_STATUS values (4, 'deleted');
+
+
+-- Enumeration of transparency
+
+create table CALENDAR_TRANSP (
+  ID          integer     primary key,
+  DESCRIPTION varchar(16) not null unique
+);
+
+insert into CALENDAR_TRANSP values (0, 'opaque' );
+insert into CALENDAR_TRANSP values (1, 'transparent');
+
+
+---------------------
+-- Calendar Object --
+---------------------
+
+create table CALENDAR_OBJECT (
+  RESOURCE_ID          integer      primary key default nextval('RESOURCE_ID_SEQ'), -- implicit index
+  CALENDAR_RESOURCE_ID integer      not null references CALENDAR on delete cascade,
+  RESOURCE_NAME        varchar(255) not null,
+  ICALENDAR_TEXT       text         not null,
+  ICALENDAR_UID        varchar(255) not null,
+  ICALENDAR_TYPE       varchar(255) not null,
+  ATTACHMENTS_MODE     integer      default 0 not null, -- enum CALENDAR_OBJ_ATTACHMENTS_MODE
+  DROPBOX_ID           varchar(255),
+  ORGANIZER            varchar(255),
+  RECURRANCE_MIN       date,        -- minimum date that recurrences have been expanded to.
+  RECURRANCE_MAX       date,        -- maximum date that recurrences have been expanded to.
+  ACCESS               integer      default 0 not null,
+  SCHEDULE_OBJECT      boolean      default false,
+  SCHEDULE_TAG         varchar(36)  default null,
+  SCHEDULE_ETAGS       text         default null,
+  PRIVATE_COMMENTS     boolean      default false not null,
+  MD5                  char(32)     not null,
+  CREATED              timestamp    default timezone('UTC', CURRENT_TIMESTAMP),
+  MODIFIED             timestamp    default timezone('UTC', CURRENT_TIMESTAMP),
+
+  unique (CALENDAR_RESOURCE_ID, RESOURCE_NAME) -- implicit index
+
+  -- since the 'inbox' is a 'calendar resource' for the purpose of storing
+  -- calendar objects, this constraint has to be selectively enforced by the
+  -- application layer.
+
+  -- unique (CALENDAR_RESOURCE_ID, ICALENDAR_UID)
+);
+
+create index CALENDAR_OBJECT_CALENDAR_RESOURCE_ID_AND_ICALENDAR_UID on
+  CALENDAR_OBJECT(CALENDAR_RESOURCE_ID, ICALENDAR_UID);
+
+create index CALENDAR_OBJECT_CALENDAR_RESOURCE_ID_RECURRANCE_MAX on
+  CALENDAR_OBJECT(CALENDAR_RESOURCE_ID, RECURRANCE_MAX);
+
+create index CALENDAR_OBJECT_ICALENDAR_UID on
+  CALENDAR_OBJECT(ICALENDAR_UID);
+
+create index CALENDAR_OBJECT_DROPBOX_ID on
+  CALENDAR_OBJECT(DROPBOX_ID);
+
+-- Enumeration of attachment modes
+
+create table CALENDAR_OBJ_ATTACHMENTS_MODE (
+  ID          integer     primary key,
+  DESCRIPTION varchar(16) not null unique
+);
+
+insert into CALENDAR_OBJ_ATTACHMENTS_MODE values (0, 'none' );
+insert into CALENDAR_OBJ_ATTACHMENTS_MODE values (1, 'read' );
+insert into CALENDAR_OBJ_ATTACHMENTS_MODE values (2, 'write');
+
+
+-- Enumeration of calendar access types
+
+create table CALENDAR_ACCESS_TYPE (
+  ID          integer     primary key,
+  DESCRIPTION varchar(32) not null unique
+);
+
+insert into CALENDAR_ACCESS_TYPE values (0, ''             );
+insert into CALENDAR_ACCESS_TYPE values (1, 'public'       );
+insert into CALENDAR_ACCESS_TYPE values (2, 'private'      );
+insert into CALENDAR_ACCESS_TYPE values (3, 'confidential' );
+insert into CALENDAR_ACCESS_TYPE values (4, 'restricted'   );
+
+
+-----------------
+-- Instance ID --
+-----------------
+
+create sequence INSTANCE_ID_SEQ;
+
+
+----------------
+-- Time Range --
+----------------
+
+create table TIME_RANGE (
+  INSTANCE_ID                 integer        primary key default nextval('INSTANCE_ID_SEQ'), -- implicit index
+  CALENDAR_RESOURCE_ID        integer        not null references CALENDAR on delete cascade,
+  CALENDAR_OBJECT_RESOURCE_ID integer        not null references CALENDAR_OBJECT on delete cascade,
+  FLOATING                    boolean        not null,
+  START_DATE                  timestamp      not null,
+  END_DATE                    timestamp      not null,
+  FBTYPE                      integer        not null,
+  TRANSPARENT                 boolean        not null
+);
+
+create index TIME_RANGE_CALENDAR_RESOURCE_ID on
+  TIME_RANGE(CALENDAR_RESOURCE_ID);
+create index TIME_RANGE_CALENDAR_OBJECT_RESOURCE_ID on
+  TIME_RANGE(CALENDAR_OBJECT_RESOURCE_ID);
+
+
+-- Enumeration of free/busy types
+
+create table FREE_BUSY_TYPE (
+  ID          integer     primary key,
+  DESCRIPTION varchar(16) not null unique
+);
+
+insert into FREE_BUSY_TYPE values (0, 'unknown'         );
+insert into FREE_BUSY_TYPE values (1, 'free'            );
+insert into FREE_BUSY_TYPE values (2, 'busy'            );
+insert into FREE_BUSY_TYPE values (3, 'busy-unavailable');
+insert into FREE_BUSY_TYPE values (4, 'busy-tentative'  );
+
+
+-------------------
+-- Per-user data --
+-------------------
+
+create table PERUSER (
+  TIME_RANGE_INSTANCE_ID      integer      not null references TIME_RANGE on delete cascade,
+  USER_ID                     varchar(255) not null,
+  TRANSPARENT                 boolean      not null,
+  ADJUSTED_START_DATE         timestamp           default null,
+  ADJUSTED_END_DATE           timestamp    default null
+);
+
+create index PERUSER_TIME_RANGE_INSTANCE_ID on
+  PERUSER(TIME_RANGE_INSTANCE_ID);
+
+
+----------------
+-- Attachment --
+----------------
+
+create sequence ATTACHMENT_ID_SEQ;
+
+create table ATTACHMENT (
+  ATTACHMENT_ID               integer           primary key default nextval('ATTACHMENT_ID_SEQ'), -- implicit index
+  CALENDAR_HOME_RESOURCE_ID   integer           not null references CALENDAR_HOME,
+  DROPBOX_ID                  varchar(255),
+  CONTENT_TYPE                varchar(255)      not null,
+  SIZE                        integer           not null,
+  MD5                         char(32)          not null,
+  CREATED                     timestamp default timezone('UTC', CURRENT_TIMESTAMP),
+  MODIFIED                    timestamp default timezone('UTC', CURRENT_TIMESTAMP),
+  PATH                        varchar(1024)     not null
+);
+
+create index ATTACHMENT_CALENDAR_HOME_RESOURCE_ID on
+  ATTACHMENT(CALENDAR_HOME_RESOURCE_ID);
+
+create index ATTACHMENT_DROPBOX_ID on
+  ATTACHMENT(DROPBOX_ID);
+
+-- Many-to-many relationship between attachments and calendar objects
+create table ATTACHMENT_CALENDAR_OBJECT (
+  ATTACHMENT_ID                  integer      not null references ATTACHMENT on delete cascade,
+  MANAGED_ID                     varchar(255) not null,
+  CALENDAR_OBJECT_RESOURCE_ID    integer      not null references CALENDAR_OBJECT on delete cascade,
+
+  primary key (ATTACHMENT_ID, CALENDAR_OBJECT_RESOURCE_ID), -- implicit index
+  unique (MANAGED_ID, CALENDAR_OBJECT_RESOURCE_ID) --implicit index
+);
+
+create index ATTACHMENT_CALENDAR_OBJECT_CALENDAR_OBJECT_RESOURCE_ID on
+  ATTACHMENT_CALENDAR_OBJECT(CALENDAR_OBJECT_RESOURCE_ID);
+
+-----------------------
+-- Resource Property --
+-----------------------
+
+create table RESOURCE_PROPERTY (
+  RESOURCE_ID integer      not null, -- foreign key: *.RESOURCE_ID
+  NAME        varchar(255) not null,
+  VALUE       text         not null, -- FIXME: xml?
+  VIEWER_UID  varchar(255),
+
+  primary key (RESOURCE_ID, NAME, VIEWER_UID) -- implicit index
+);
+
+
+----------------------
+-- AddressBook Home --
+----------------------
+
+create table ADDRESSBOOK_HOME (
+  RESOURCE_ID                   integer         primary key default nextval('RESOURCE_ID_SEQ'), -- implicit index
+  ADDRESSBOOK_PROPERTY_STORE_ID integer         default nextval('RESOURCE_ID_SEQ') not null,    -- implicit index
+  OWNER_UID                     varchar(255)    not null unique,                                -- implicit index
+  STATUS                        integer         default 0 not null,                             -- enum HOME_STATUS
+  DATAVERSION                   integer         default 0 not null
+);
+
+
+-------------------------------
+-- AddressBook Home Metadata --
+-------------------------------
+
+create table ADDRESSBOOK_HOME_METADATA (
+  RESOURCE_ID      integer      primary key references ADDRESSBOOK_HOME on delete cascade, -- implicit index
+  QUOTA_USED_BYTES integer      default 0 not null,
+  CREATED          timestamp    default timezone('UTC', CURRENT_TIMESTAMP),
+  MODIFIED         timestamp    default timezone('UTC', CURRENT_TIMESTAMP)
+);
+
+
+-----------------------------
+-- Shared AddressBook Bind --
+-----------------------------
+
+-- Joins sharee ADDRESSBOOK_HOME and owner ADDRESSBOOK_HOME
+
+create table SHARED_ADDRESSBOOK_BIND (
+  ADDRESSBOOK_HOME_RESOURCE_ID          integer         not null references ADDRESSBOOK_HOME,
+  OWNER_HOME_RESOURCE_ID                integer         not null references ADDRESSBOOK_HOME on delete cascade,
+  EXTERNAL_ID                           integer         default null,
+  ADDRESSBOOK_RESOURCE_NAME             varchar(255)    not null,
+  BIND_MODE                             integer         not null, -- enum CALENDAR_BIND_MODE
+  BIND_STATUS                           integer         not null, -- enum CALENDAR_BIND_STATUS
+  BIND_REVISION                         integer         default 0 not null,
+  MESSAGE                               text,                     -- FIXME: xml?
+
+  primary key (ADDRESSBOOK_HOME_RESOURCE_ID, OWNER_HOME_RESOURCE_ID), -- implicit index
+  unique (ADDRESSBOOK_HOME_RESOURCE_ID, ADDRESSBOOK_RESOURCE_NAME)     -- implicit index
+);
+
+create index SHARED_ADDRESSBOOK_BIND_RESOURCE_ID on
+  SHARED_ADDRESSBOOK_BIND(OWNER_HOME_RESOURCE_ID);
+
+
+------------------------
+-- AddressBook Object --
+------------------------
+
+create table ADDRESSBOOK_OBJECT (
+  RESOURCE_ID                   integer         primary key default nextval('RESOURCE_ID_SEQ'),    -- implicit index
+  ADDRESSBOOK_HOME_RESOURCE_ID  integer         not null references ADDRESSBOOK_HOME on delete cascade,
+  RESOURCE_NAME                 varchar(255)    not null,
+  VCARD_TEXT                    text            not null,
+  VCARD_UID                     varchar(255)    not null,
+  KIND                          integer         not null,  -- enum ADDRESSBOOK_OBJECT_KIND
+  MD5                           char(32)        not null,
+  CREATED                       timestamp       default timezone('UTC', CURRENT_TIMESTAMP),
+  MODIFIED                      timestamp       default timezone('UTC', CURRENT_TIMESTAMP),
+
+  unique (ADDRESSBOOK_HOME_RESOURCE_ID, RESOURCE_NAME), -- implicit index
+  unique (ADDRESSBOOK_HOME_RESOURCE_ID, VCARD_UID)      -- implicit index
+);
+
+
+-----------------------------
+-- AddressBook Object kind --
+-----------------------------
+
+create table ADDRESSBOOK_OBJECT_KIND (
+  ID          integer     primary key,
+  DESCRIPTION varchar(16) not null unique
+);
+
+insert into ADDRESSBOOK_OBJECT_KIND values (0, 'person');
+insert into ADDRESSBOOK_OBJECT_KIND values (1, 'group' );
+insert into ADDRESSBOOK_OBJECT_KIND values (2, 'resource');
+insert into ADDRESSBOOK_OBJECT_KIND values (3, 'location');
+
+
+----------------------------------
+-- Revisions, forward reference --
+----------------------------------
+
+create sequence REVISION_SEQ;
+
+---------------------------------
+-- Address Book Object Members --
+---------------------------------
+
+create table ABO_MEMBERS (
+  GROUP_ID        integer     not null, -- references ADDRESSBOOK_OBJECT on delete cascade,   -- AddressBook Object's (kind=='group') RESOURCE_ID
+  ADDRESSBOOK_ID  integer     not null references ADDRESSBOOK_HOME on delete cascade,
+  MEMBER_ID       integer     not null, -- references ADDRESSBOOK_OBJECT,                     -- member AddressBook Object's RESOURCE_ID
+  REVISION        integer     default nextval('REVISION_SEQ') not null,
+  REMOVED         boolean     default false not null,
+  MODIFIED        timestamp   default timezone('UTC', CURRENT_TIMESTAMP),
+
+    primary key (GROUP_ID, MEMBER_ID, REVISION) -- implicit index
+);
+
+create index ABO_MEMBERS_ADDRESSBOOK_ID on
+  ABO_MEMBERS(ADDRESSBOOK_ID);
+create index ABO_MEMBERS_MEMBER_ID on
+  ABO_MEMBERS(MEMBER_ID);
+
+------------------------------------------
+-- Address Book Object Foreign Members  --
+------------------------------------------
+
+create table ABO_FOREIGN_MEMBERS (
+  GROUP_ID           integer      not null references ADDRESSBOOK_OBJECT on delete cascade,  -- AddressBook Object's (kind=='group') RESOURCE_ID
+  ADDRESSBOOK_ID     integer      not null references ADDRESSBOOK_HOME on delete cascade,
+  MEMBER_ADDRESS     varchar(255) not null,                                                  -- member AddressBook Object's 'calendar' address
+
+  primary key (GROUP_ID, MEMBER_ADDRESS) -- implicit index
+);
+
+create index ABO_FOREIGN_MEMBERS_ADDRESSBOOK_ID on
+  ABO_FOREIGN_MEMBERS(ADDRESSBOOK_ID);
+
+-----------------------
+-- Shared Group Bind --
+-----------------------
+
+-- Joins ADDRESSBOOK_HOME and ADDRESSBOOK_OBJECT (kind == group)
+
+create table SHARED_GROUP_BIND (
+  ADDRESSBOOK_HOME_RESOURCE_ID      integer      not null references ADDRESSBOOK_HOME,
+  GROUP_RESOURCE_ID                 integer      not null references ADDRESSBOOK_OBJECT on delete cascade,
+  EXTERNAL_ID                       integer      default null,
+  GROUP_ADDRESSBOOK_NAME            varchar(255) not null,
+  BIND_MODE                         integer      not null, -- enum CALENDAR_BIND_MODE
+  BIND_STATUS                       integer      not null, -- enum CALENDAR_BIND_STATUS
+  BIND_REVISION                     integer      default 0 not null,
+  MESSAGE                           text,                  -- FIXME: xml?
+
+  primary key (ADDRESSBOOK_HOME_RESOURCE_ID, GROUP_RESOURCE_ID), -- implicit index
+  unique (ADDRESSBOOK_HOME_RESOURCE_ID, GROUP_ADDRESSBOOK_NAME)  -- implicit index
+);
+
+create index SHARED_GROUP_BIND_RESOURCE_ID on
+  SHARED_GROUP_BIND(GROUP_RESOURCE_ID);
+
+
+---------------
+-- Revisions --
+---------------
+
+-- create sequence REVISION_SEQ;
+
+
+-------------------------------
+-- Calendar Object Revisions --
+-------------------------------
+
+create table CALENDAR_OBJECT_REVISIONS (
+  CALENDAR_HOME_RESOURCE_ID integer      not null references CALENDAR_HOME,
+  CALENDAR_RESOURCE_ID      integer      references CALENDAR,
+  CALENDAR_NAME             varchar(255) default null,
+  RESOURCE_NAME             varchar(255),
+  REVISION                  integer      default nextval('REVISION_SEQ') not null,
+  DELETED                   boolean      not null,
+  MODIFIED                  timestamp    default timezone('UTC', CURRENT_TIMESTAMP)
+);
+
+create index CALENDAR_OBJECT_REVISIONS_HOME_RESOURCE_ID_CALENDAR_RESOURCE_ID
+  on CALENDAR_OBJECT_REVISIONS(CALENDAR_HOME_RESOURCE_ID, CALENDAR_RESOURCE_ID);
+
+create index CALENDAR_OBJECT_REVISIONS_RESOURCE_ID_RESOURCE_NAME_DELETED_REVISION
+  on CALENDAR_OBJECT_REVISIONS(CALENDAR_RESOURCE_ID, RESOURCE_NAME, DELETED, REVISION);
+
+create index CALENDAR_OBJECT_REVISIONS_RESOURCE_ID_REVISION
+  on CALENDAR_OBJECT_REVISIONS(CALENDAR_RESOURCE_ID, REVISION);
+
+
+----------------------------------
+-- AddressBook Object Revisions --
+----------------------------------
+
+create table ADDRESSBOOK_OBJECT_REVISIONS (
+  ADDRESSBOOK_HOME_RESOURCE_ID  integer      not null references ADDRESSBOOK_HOME,
+  OWNER_HOME_RESOURCE_ID        integer      references ADDRESSBOOK_HOME,
+  ADDRESSBOOK_NAME              varchar(255) default null,
+  OBJECT_RESOURCE_ID            integer      default 0,
+  RESOURCE_NAME                 varchar(255),
+  REVISION                      integer      default nextval('REVISION_SEQ') not null,
+  DELETED                       boolean      not null,
+  MODIFIED                      timestamp    default timezone('UTC', CURRENT_TIMESTAMP)
+);
+
+create index ADDRESSBOOK_OBJECT_REVISIONS_HOME_RESOURCE_ID_OWNER_HOME_RESOURCE_ID
+  on ADDRESSBOOK_OBJECT_REVISIONS(ADDRESSBOOK_HOME_RESOURCE_ID, OWNER_HOME_RESOURCE_ID);
+
+create index ADDRESSBOOK_OBJECT_REVISIONS_OWNER_HOME_RESOURCE_ID_RESOURCE_NAME_DELETED_REVISION
+  on ADDRESSBOOK_OBJECT_REVISIONS(OWNER_HOME_RESOURCE_ID, RESOURCE_NAME, DELETED, REVISION);
+
+create index ADDRESSBOOK_OBJECT_REVISIONS_OWNER_HOME_RESOURCE_ID_REVISION
+  on ADDRESSBOOK_OBJECT_REVISIONS(OWNER_HOME_RESOURCE_ID, REVISION);
+
+
+-----------------------------------
+-- Notification Object Revisions --
+-----------------------------------
+
+create table NOTIFICATION_OBJECT_REVISIONS (
+  NOTIFICATION_HOME_RESOURCE_ID integer      not null references NOTIFICATION_HOME on delete cascade,
+  RESOURCE_NAME                 varchar(255),
+  REVISION                      integer      default nextval('REVISION_SEQ') not null,
+  DELETED                       boolean      not null,
+  MODIFIED                      timestamp    default timezone('UTC', CURRENT_TIMESTAMP),
+
+  unique (NOTIFICATION_HOME_RESOURCE_ID, RESOURCE_NAME) -- implicit index
+);
+
+create index NOTIFICATION_OBJECT_REVISIONS_RESOURCE_ID_REVISION
+  on NOTIFICATION_OBJECT_REVISIONS(NOTIFICATION_HOME_RESOURCE_ID, REVISION);
+
+
+-------------------------------------------
+-- Apple Push Notification Subscriptions --
+-------------------------------------------
+
+create table APN_SUBSCRIPTIONS (
+  TOKEN                         varchar(255) not null,
+  RESOURCE_KEY                  varchar(255) not null,
+  MODIFIED                      integer      not null,
+  SUBSCRIBER_GUID               varchar(255) not null,
+  USER_AGENT                    varchar(255) default null,
+  IP_ADDR                       varchar(255) default null,
+
+  primary key (TOKEN, RESOURCE_KEY) -- implicit index
+);
+
+create index APN_SUBSCRIPTIONS_RESOURCE_KEY
+  on APN_SUBSCRIPTIONS(RESOURCE_KEY);
+
+
+-----------------
+-- IMIP Tokens --
+-----------------
+
+create table IMIP_TOKENS (
+  TOKEN                         varchar(255) not null,
+  ORGANIZER                     varchar(255) not null,
+  ATTENDEE                      varchar(255) not null,
+  ICALUID                       varchar(255) not null,
+  ACCESSED                      timestamp    default timezone('UTC', CURRENT_TIMESTAMP),
+
+  primary key (ORGANIZER, ATTENDEE, ICALUID) -- implicit index
+);
+
+create index IMIP_TOKENS_TOKEN
+  on IMIP_TOKENS(TOKEN);
+
+
+----------------
+-- Work Items --
+----------------
+
+create sequence WORKITEM_SEQ;
+
+
+---------------------------
+-- IMIP Inivitation Work --
+---------------------------
+
+create table IMIP_INVITATION_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  FROM_ADDR                     varchar(255) not null,
+  TO_ADDR                       varchar(255) not null,
+  ICALENDAR_TEXT                text         not null
+);
+
+create index IMIP_INVITATION_WORK_JOB_ID on
+  IMIP_INVITATION_WORK(JOB_ID);
+
+-----------------------
+-- IMIP Polling Work --
+-----------------------
+
+create table IMIP_POLLING_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null
+);
+
+create index IMIP_POLLING_WORK_JOB_ID on
+  IMIP_POLLING_WORK(JOB_ID);
+
+
+---------------------
+-- IMIP Reply Work --
+---------------------
+
+create table IMIP_REPLY_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  ORGANIZER                     varchar(255) not null,
+  ATTENDEE                      varchar(255) not null,
+  ICALENDAR_TEXT                text         not null
+);
+
+create index IMIP_REPLY_WORK_JOB_ID on
+  IMIP_REPLY_WORK(JOB_ID);
+
+
+------------------------
+-- Push Notifications --
+------------------------
+
+create table PUSH_NOTIFICATION_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  PUSH_ID                       varchar(255) not null,
+  PUSH_PRIORITY                 integer      not null -- 1:low 5:medium 10:high
+);
+
+create index PUSH_NOTIFICATION_WORK_JOB_ID on
+  PUSH_NOTIFICATION_WORK(JOB_ID);
+
+-----------------
+-- GroupCacher --
+-----------------
+
+create table GROUP_CACHER_POLLING_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null
+);
+
+create index GROUP_CACHER_POLLING_WORK_JOB_ID on
+  GROUP_CACHER_POLLING_WORK(JOB_ID);
+
+create table GROUP_REFRESH_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  GROUP_UID                     varchar(255) not null
+);
+
+create index GROUP_REFRESH_WORK_JOB_ID on
+  GROUP_REFRESH_WORK(JOB_ID);
+
+create table GROUP_ATTENDEE_RECONCILE_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  RESOURCE_ID                   integer,
+  GROUP_ID                      integer
+);
+
+create index GROUP_ATTENDEE_RECONCILE_WORK_JOB_ID on
+  GROUP_ATTENDEE_RECONCILE_WORK(JOB_ID);
+
+
+create table GROUPS (
+  GROUP_ID                      integer      primary key default nextval('RESOURCE_ID_SEQ'),    -- implicit index
+  NAME                          varchar(255) not null,
+  GROUP_UID                     varchar(255) not null,
+  MEMBERSHIP_HASH               varchar(255) not null,
+  EXTANT                        integer default 1,
+  CREATED                       timestamp default timezone('UTC', CURRENT_TIMESTAMP),
+  MODIFIED                      timestamp default timezone('UTC', CURRENT_TIMESTAMP)
+);
+create index GROUPS_GROUP_UID on
+  GROUPS(GROUP_UID);
+
+create table GROUP_MEMBERSHIP (
+  GROUP_ID                     integer not null references GROUPS on delete cascade,
+  MEMBER_UID                   varchar(255) not null,
+  
+  primary key (GROUP_ID, MEMBER_UID)
+);
+
+create index GROUP_MEMBERSHIP_MEMBER on
+  GROUP_MEMBERSHIP(MEMBER_UID);
+
+create table GROUP_ATTENDEE (
+  GROUP_ID                      integer not null references GROUPS on delete cascade,
+  RESOURCE_ID                   integer not null references CALENDAR_OBJECT on delete cascade,
+  MEMBERSHIP_HASH               varchar(255) not null,
+  
+  primary key (GROUP_ID, RESOURCE_ID)
+);
+create index GROUP_ATTENDEE_RESOURCE_ID on
+  GROUP_ATTENDEE(RESOURCE_ID);
+
+---------------
+-- Delegates --
+---------------
+
+create table DELEGATES (
+  DELEGATOR                     varchar(255) not null,
+  DELEGATE                      varchar(255) not null,
+  READ_WRITE                    integer      not null, -- 1 = ReadWrite, 0 = ReadOnly
+
+  primary key (DELEGATOR, READ_WRITE, DELEGATE)
+);
+create index DELEGATE_TO_DELEGATOR on
+  DELEGATES(DELEGATE, READ_WRITE, DELEGATOR);
+
+create table DELEGATE_GROUPS (
+  DELEGATOR                     varchar(255) not null,
+  GROUP_ID                      integer      not null references GROUPS on delete cascade,
+  READ_WRITE                    integer      not null, -- 1 = ReadWrite, 0 = ReadOnly
+  IS_EXTERNAL                   integer      not null, -- 1 = ReadWrite, 0 = ReadOnly
+
+  primary key (DELEGATOR, READ_WRITE, GROUP_ID)
+);
+create index DELEGATE_GROUPS_GROUP_ID on
+  DELEGATE_GROUPS(GROUP_ID);
+
+create table EXTERNAL_DELEGATE_GROUPS (
+  DELEGATOR                     varchar(255) primary key not null,
+  GROUP_UID_READ                varchar(255),
+  GROUP_UID_WRITE               varchar(255)
+);
+
+--------------------------
+-- Object Splitter Work --
+--------------------------
+
+create table CALENDAR_OBJECT_SPLITTER_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  RESOURCE_ID                   integer      not null references CALENDAR_OBJECT on delete cascade
+);
+
+create index CALENDAR_OBJECT_SPLITTER_WORK_RESOURCE_ID on
+  CALENDAR_OBJECT_SPLITTER_WORK(RESOURCE_ID);
+create index CALENDAR_OBJECT_SPLITTER_WORK_JOB_ID on
+  CALENDAR_OBJECT_SPLITTER_WORK(JOB_ID);
+
+---------------------------
+-- Revision Cleanup Work --
+---------------------------
+
+create table FIND_MIN_VALID_REVISION_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null
+);
+
+create index FIND_MIN_VALID_REVISION_WORK_JOB_ID on
+  FIND_MIN_VALID_REVISION_WORK(JOB_ID);
+
+create table REVISION_CLEANUP_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null
+);
+
+create index REVISION_CLEANUP_WORK_JOB_ID on
+  REVISION_CLEANUP_WORK(JOB_ID);
+
+------------------------
+-- Inbox Cleanup Work --
+------------------------
+
+create table INBOX_CLEANUP_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null
+);
+
+create index INBOX_CLEANUP_WORK_JOB_ID on
+   INBOX_CLEANUP_WORK(JOB_ID);
+
+create table CLEANUP_ONE_INBOX_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  HOME_ID                       integer      not null unique references CALENDAR_HOME on delete cascade
+);
+
+create index CLEANUP_ONE_INBOX_WORK_JOB_ID on
+  CLEANUP_ONE_INBOX_WORK(JOB_ID);
+
+---------------------------
+-- Schedule Refresh Work --
+---------------------------
+
+create table SCHEDULE_REFRESH_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  ICALENDAR_UID                 varchar(255) not null,
+  HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
+  RESOURCE_ID                   integer      not null references CALENDAR_OBJECT on delete cascade,
+  ATTENDEE_COUNT                integer
+);
+
+create index SCHEDULE_REFRESH_WORK_HOME_RESOURCE_ID on
+  SCHEDULE_REFRESH_WORK(HOME_RESOURCE_ID);
+create index SCHEDULE_REFRESH_WORK_RESOURCE_ID on
+  SCHEDULE_REFRESH_WORK(RESOURCE_ID);
+create index SCHEDULE_REFRESH_WORK_JOB_ID on
+  SCHEDULE_REFRESH_WORK(JOB_ID);
+
+create table SCHEDULE_REFRESH_ATTENDEES (
+  RESOURCE_ID                   integer      not null references CALENDAR_OBJECT on delete cascade,
+  ATTENDEE                      varchar(255) not null,
+  
+  primary key (RESOURCE_ID, ATTENDEE)
+);
+
+create index SCHEDULE_REFRESH_ATTENDEES_RESOURCE_ID_ATTENDEE on
+  SCHEDULE_REFRESH_ATTENDEES(RESOURCE_ID, ATTENDEE);
+
+------------------------------
+-- Schedule Auto Reply Work --
+------------------------------
+
+create table SCHEDULE_AUTO_REPLY_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  ICALENDAR_UID                 varchar(255) not null,
+  HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
+  RESOURCE_ID                   integer      not null references CALENDAR_OBJECT on delete cascade,
+  PARTSTAT                      varchar(255) not null
+);
+
+create index SCHEDULE_AUTO_REPLY_WORK_HOME_RESOURCE_ID on
+  SCHEDULE_AUTO_REPLY_WORK(HOME_RESOURCE_ID);
+create index SCHEDULE_AUTO_REPLY_WORK_RESOURCE_ID on
+  SCHEDULE_AUTO_REPLY_WORK(RESOURCE_ID);
+create index SCHEDULE_AUTO_REPLY_WORK_JOB_ID on
+  SCHEDULE_AUTO_REPLY_WORK(JOB_ID);
+
+-----------------------------
+-- Schedule Organizer Work --
+-----------------------------
+
+create table SCHEDULE_ORGANIZER_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  ICALENDAR_UID                 varchar(255) not null,
+  SCHEDULE_ACTION               integer      not null, -- Enum SCHEDULE_ACTION
+  HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
+  RESOURCE_ID                   integer,     -- this references a possibly non-existent CALENDR_OBJECT
+  ICALENDAR_TEXT_OLD            text,
+  ICALENDAR_TEXT_NEW            text,
+  ATTENDEE_COUNT                integer,
+  SMART_MERGE                   boolean
+);
+
+create index SCHEDULE_ORGANIZER_WORK_HOME_RESOURCE_ID on
+  SCHEDULE_ORGANIZER_WORK(HOME_RESOURCE_ID);
+create index SCHEDULE_ORGANIZER_WORK_RESOURCE_ID on
+  SCHEDULE_ORGANIZER_WORK(RESOURCE_ID);
+create index SCHEDULE_ORGANIZER_WORK_JOB_ID on
+  SCHEDULE_ORGANIZER_WORK(JOB_ID);
+
+-- Enumeration of schedule actions
+
+create table SCHEDULE_ACTION (
+  ID          integer     primary key,
+  DESCRIPTION varchar(16) not null unique
+);
+
+insert into SCHEDULE_ACTION values (0, 'create');
+insert into SCHEDULE_ACTION values (1, 'modify');
+insert into SCHEDULE_ACTION values (2, 'modify-cancelled');
+insert into SCHEDULE_ACTION values (3, 'remove');
+
+-------------------------
+-- Schedule Reply Work --
+-------------------------
+
+create table SCHEDULE_REPLY_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  ICALENDAR_UID                 varchar(255) not null,
+  HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
+  RESOURCE_ID                   integer      not null references CALENDAR_OBJECT on delete cascade,
+  CHANGED_RIDS                  text
+);
+
+create index SCHEDULE_REPLY_WORK_HOME_RESOURCE_ID on
+  SCHEDULE_REPLY_WORK(HOME_RESOURCE_ID);
+create index SCHEDULE_REPLY_WORK_RESOURCE_ID on
+  SCHEDULE_REPLY_WORK(RESOURCE_ID);
+create index SCHEDULE_REPLY_WORK_JOB_ID on
+  SCHEDULE_REPLY_WORK(JOB_ID);
+
+--------------------------------
+-- Schedule Reply Cancel Work --
+--------------------------------
+
+create table SCHEDULE_REPLY_CANCEL_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  ICALENDAR_UID                 varchar(255) not null,
+  HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
+  ICALENDAR_TEXT                text         not null
+);
+
+create index SCHEDULE_REPLY_CANCEL_WORK_HOME_RESOURCE_ID on
+  SCHEDULE_REPLY_CANCEL_WORK(HOME_RESOURCE_ID);
+create index SCHEDULE_REPLY_CANCEL_WORK_JOB_ID on
+  SCHEDULE_REPLY_CANCEL_WORK(JOB_ID);
+
+----------------------------------
+-- Principal Purge Polling Work --
+----------------------------------
+
+create table PRINCIPAL_PURGE_POLLING_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null
+);
+
+create index PRINCIPAL_PURGE_POLLING_WORK_JOB_ID on
+  PRINCIPAL_PURGE_POLLING_WORK(JOB_ID);
+
+--------------------------------
+-- Principal Purge Check Work --
+--------------------------------
+
+create table PRINCIPAL_PURGE_CHECK_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  UID                           varchar(255) not null
+);
+
+create index PRINCIPAL_PURGE_CHECK_WORK_JOB_ID on
+  PRINCIPAL_PURGE_CHECK_WORK(JOB_ID);
+
+--------------------------
+-- Principal Purge Work --
+--------------------------
+
+create table PRINCIPAL_PURGE_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  UID                           varchar(255) not null
+);
+
+create index PRINCIPAL_PURGE_WORK_JOB_ID on
+  PRINCIPAL_PURGE_WORK(JOB_ID);
+
+
+--------------------------------
+-- Principal Home Remove Work --
+--------------------------------
+
+create table PRINCIPAL_PURGE_HOME_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade
+);
+
+create index PRINCIPAL_PURGE_HOME_WORK_JOB_ID on
+  PRINCIPAL_PURGE_HOME_WORK(JOB_ID);
+create index PRINCIPAL_PURGE_HOME_HOME_RESOURCE_ID on
+  PRINCIPAL_PURGE_HOME_WORK(HOME_RESOURCE_ID);
+
+
+--------------------
+-- Schema Version --
+--------------------
+
+create table CALENDARSERVER (
+  NAME                          varchar(255) primary key, -- implicit index
+  VALUE                         varchar(255)
+);
+
+insert into CALENDARSERVER values ('VERSION', '43');
+insert into CALENDARSERVER values ('CALENDAR-DATAVERSION', '6');
+insert into CALENDARSERVER values ('ADDRESSBOOK-DATAVERSION', '2');
+insert into CALENDARSERVER values ('NOTIFICATION-DATAVERSION', '1');
+insert into CALENDARSERVER values ('MIN-VALID-REVISION', '1');
</ins></span></pre></div>
<a id="CalendarServertrunktxdavcommondatastoresql_schemaupgradesoracledialectupgrade_from_43_to_44sql"></a>
<div class="addfile"><h4>Added: CalendarServer/trunk/txdav/common/datastore/sql_schema/upgrades/oracle-dialect/upgrade_from_43_to_44.sql (0 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/txdav/common/datastore/sql_schema/upgrades/oracle-dialect/upgrade_from_43_to_44.sql                                (rev 0)
+++ CalendarServer/trunk/txdav/common/datastore/sql_schema/upgrades/oracle-dialect/upgrade_from_43_to_44.sql        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -0,0 +1,170 @@
</span><ins>+----
+-- Copyright (c) 2012-2014 Apple Inc. All rights reserved.
+--
+-- Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an &quot;AS IS&quot; BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+----
+
+---------------------------------------------------
+-- Upgrade database schema from VERSION 43 to 44 --
+---------------------------------------------------
+
+-----------------
+-- Job Changes --
+-----------------
+
+drop function next_job;
+
+-- The scheduling work schema has changed a lot - to avoid a complex migration process this
+-- script just drops all the existing tables and adds back the new set
+
+-------------------
+-- Schedule Work --
+-------------------
+
+create table SCHEDULE_WORK (
+    &quot;WORK_ID&quot; integer primary key not null,
+    &quot;JOB_ID&quot; integer not null references JOB,
+    &quot;ICALENDAR_UID&quot; nvarchar2(255),
+    &quot;WORK_TYPE&quot; nvarchar2(255)
+);
+
+create index SCHEDULE_WORK_JOB_ID_65e810ee on SCHEDULE_WORK (
+    JOB_ID
+);
+create index SCHEDULE_WORK_ICALEND_089f33dc on SCHEDULE_WORK (
+    ICALENDAR_UID
+);
+
+---------------------------
+-- Schedule Refresh Work --
+---------------------------
+
+drop table SCHEDULE_REFRESH_WORK;
+
+create table SCHEDULE_REFRESH_WORK (
+    &quot;WORK_ID&quot; integer primary key references SCHEDULE_WORK on delete cascade,
+    &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
+    &quot;RESOURCE_ID&quot; integer not null references CALENDAR_OBJECT on delete cascade,
+    &quot;ATTENDEE_COUNT&quot; integer
+);
+
+create index SCHEDULE_REFRESH_WORK_26084c7b on SCHEDULE_REFRESH_WORK (
+    HOME_RESOURCE_ID
+);
+create index SCHEDULE_REFRESH_WORK_989efe54 on SCHEDULE_REFRESH_WORK (
+    RESOURCE_ID
+);
+
+------------------------------
+-- Schedule Auto Reply Work --
+------------------------------
+
+drop table SCHEDULE_AUTO_REPLY_WORK;
+
+create table SCHEDULE_AUTO_REPLY_WORK (
+    &quot;WORK_ID&quot; integer primary key references SCHEDULE_WORK on delete cascade,
+    &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
+    &quot;RESOURCE_ID&quot; integer not null references CALENDAR_OBJECT on delete cascade,
+    &quot;PARTSTAT&quot; nvarchar2(255)
+);
+
+create index SCHEDULE_AUTO_REPLY_W_0256478d on SCHEDULE_AUTO_REPLY_WORK (
+    HOME_RESOURCE_ID
+);
+create index SCHEDULE_AUTO_REPLY_W_0755e754 on SCHEDULE_AUTO_REPLY_WORK (
+    RESOURCE_ID
+);
+
+-----------------------------
+-- Schedule Organizer Work --
+-----------------------------
+
+drop table SCHEDULE_ORGANIZER_WORK;
+
+create table SCHEDULE_ORGANIZER_WORK (
+    &quot;WORK_ID&quot; integer primary key references SCHEDULE_WORK on delete cascade,
+    &quot;SCHEDULE_ACTION&quot; integer not null,
+    &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
+    &quot;RESOURCE_ID&quot; integer,
+    &quot;ICALENDAR_TEXT_OLD&quot; nclob,
+    &quot;ICALENDAR_TEXT_NEW&quot; nclob,
+    &quot;ATTENDEE_COUNT&quot; integer,
+    &quot;SMART_MERGE&quot; integer
+);
+
+create index SCHEDULE_ORGANIZER_WO_18ce4edd on SCHEDULE_ORGANIZER_WORK (
+    HOME_RESOURCE_ID
+);
+create index SCHEDULE_ORGANIZER_WO_14702035 on SCHEDULE_ORGANIZER_WORK (
+    RESOURCE_ID
+);
+
+----------------------------------
+-- Schedule Organizer Send Work --
+----------------------------------
+
+create table SCHEDULE_ORGANIZER_SEND_WORK (
+    &quot;WORK_ID&quot; integer primary key references SCHEDULE_WORK on delete cascade,
+    &quot;SCHEDULE_ACTION&quot; integer not null,
+    &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
+    &quot;RESOURCE_ID&quot; integer,
+    &quot;ATTENDEE&quot; nvarchar2(255),
+    &quot;ITIP_MSG&quot; nclob,
+    &quot;NO_REFRESH&quot; integer
+);
+
+create index SCHEDULE_ORGANIZER_SE_9ec9f827 on SCHEDULE_ORGANIZER_SEND_WORK (
+    HOME_RESOURCE_ID
+);
+create index SCHEDULE_ORGANIZER_SE_699fefc4 on SCHEDULE_ORGANIZER_SEND_WORK (
+    RESOURCE_ID
+);
+
+-------------------------
+-- Schedule Reply Work --
+-------------------------
+
+drop table SCHEDULE_REPLY_WORK;
+
+create table SCHEDULE_REPLY_WORK (
+    &quot;WORK_ID&quot; integer primary key references SCHEDULE_WORK on delete cascade,
+    &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
+    &quot;RESOURCE_ID&quot; integer not null references CALENDAR_OBJECT on delete cascade,
+    &quot;CHANGED_RIDS&quot; nclob
+);
+
+create index SCHEDULE_REPLY_WORK_H_745af8cf on SCHEDULE_REPLY_WORK (
+    HOME_RESOURCE_ID
+);
+create index SCHEDULE_REPLY_WORK_R_11bd3fbb on SCHEDULE_REPLY_WORK (
+    RESOURCE_ID
+);
+
+--------------------------------
+-- Schedule Reply Cancel Work --
+--------------------------------
+
+drop table SCHEDULE_REPLY_CANCEL_WORK;
+
+create table SCHEDULE_REPLY_CANCEL_WORK (
+    &quot;WORK_ID&quot; integer primary key references SCHEDULE_WORK on delete cascade,
+    &quot;HOME_RESOURCE_ID&quot; integer not null references CALENDAR_HOME on delete cascade,
+    &quot;ICALENDAR_TEXT&quot; nclob
+);
+
+create index SCHEDULE_REPLY_CANCEL_dab513ef on SCHEDULE_REPLY_CANCEL_WORK (
+    HOME_RESOURCE_ID
+);
+
+-- update the version
+update CALENDARSERVER set VALUE = '44' where NAME = 'VERSION';
</ins></span></pre></div>
<a id="CalendarServertrunktxdavcommondatastoresql_schemaupgradespostgresdialectupgrade_from_43_to_44sql"></a>
<div class="addfile"><h4>Added: CalendarServer/trunk/txdav/common/datastore/sql_schema/upgrades/postgres-dialect/upgrade_from_43_to_44.sql (0 => 13688)</h4>
<pre class="diff"><span>
<span class="info">--- CalendarServer/trunk/txdav/common/datastore/sql_schema/upgrades/postgres-dialect/upgrade_from_43_to_44.sql                                (rev 0)
+++ CalendarServer/trunk/txdav/common/datastore/sql_schema/upgrades/postgres-dialect/upgrade_from_43_to_44.sql        2014-06-25 18:45:45 UTC (rev 13688)
</span><span class="lines">@@ -0,0 +1,157 @@
</span><ins>+----
+-- Copyright (c) 2012-2014 Apple Inc. All rights reserved.
+--
+-- Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an &quot;AS IS&quot; BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+----
+
+---------------------------------------------------
+-- Upgrade database schema from VERSION 43 to 44 --
+---------------------------------------------------
+
+-----------------
+-- Job Changes --
+-----------------
+
+drop function next_job();
+
+-- The scheduling work schema has changed a lot - to avoid a complex migration process this
+-- script just drops all the existing tables and adds back the new set
+
+-------------------
+-- Schedule Work --
+-------------------
+
+create table SCHEDULE_WORK (
+  WORK_ID                       integer      primary key default nextval('WORKITEM_SEQ') not null, -- implicit index
+  JOB_ID                        integer      references JOB not null,
+  ICALENDAR_UID                 varchar(255) not null,
+  WORK_TYPE                     varchar(255) not null
+);
+
+create index SCHEDULE_WORK_JOB_ID on
+  SCHEDULE_WORK(JOB_ID);
+create index SCHEDULE_WORK_ICALENDAR_UID on
+  SCHEDULE_WORK(ICALENDAR_UID);
+
+---------------------------
+-- Schedule Refresh Work --
+---------------------------
+
+drop table SCHEDULE_REFRESH_WORK;
+
+create table SCHEDULE_REFRESH_WORK (
+  WORK_ID                       integer      primary key references SCHEDULE_WORK on delete cascade, -- implicit index
+  HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
+  RESOURCE_ID                   integer      not null references CALENDAR_OBJECT on delete cascade,
+  ATTENDEE_COUNT                integer
+);
+
+create index SCHEDULE_REFRESH_WORK_HOME_RESOURCE_ID on
+  SCHEDULE_REFRESH_WORK(HOME_RESOURCE_ID);
+create index SCHEDULE_REFRESH_WORK_RESOURCE_ID on
+  SCHEDULE_REFRESH_WORK(RESOURCE_ID);
+
+------------------------------
+-- Schedule Auto Reply Work --
+------------------------------
+
+drop table SCHEDULE_AUTO_REPLY_WORK;
+
+create table SCHEDULE_AUTO_REPLY_WORK (
+  WORK_ID                       integer      primary key references SCHEDULE_WORK on delete cascade, -- implicit index
+  HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
+  RESOURCE_ID                   integer      not null references CALENDAR_OBJECT on delete cascade,
+  PARTSTAT                      varchar(255) not null
+);
+
+create index SCHEDULE_AUTO_REPLY_WORK_HOME_RESOURCE_ID on
+  SCHEDULE_AUTO_REPLY_WORK(HOME_RESOURCE_ID);
+create index SCHEDULE_AUTO_REPLY_WORK_RESOURCE_ID on
+  SCHEDULE_AUTO_REPLY_WORK(RESOURCE_ID);
+
+-----------------------------
+-- Schedule Organizer Work --
+-----------------------------
+
+drop table SCHEDULE_ORGANIZER_WORK;
+
+create table SCHEDULE_ORGANIZER_WORK (
+  WORK_ID                       integer      primary key references SCHEDULE_WORK on delete cascade, -- implicit index
+  SCHEDULE_ACTION               integer      not null, -- Enum SCHEDULE_ACTION
+  HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
+  RESOURCE_ID                   integer,     -- this references a possibly non-existent CALENDR_OBJECT
+  ICALENDAR_TEXT_OLD            text,
+  ICALENDAR_TEXT_NEW            text,
+  ATTENDEE_COUNT                integer,
+  SMART_MERGE                   boolean
+);
+
+create index SCHEDULE_ORGANIZER_WORK_HOME_RESOURCE_ID on
+  SCHEDULE_ORGANIZER_WORK(HOME_RESOURCE_ID);
+create index SCHEDULE_ORGANIZER_WORK_RESOURCE_ID on
+  SCHEDULE_ORGANIZER_WORK(RESOURCE_ID);
+
+----------------------------------
+-- Schedule Organizer Send Work --
+----------------------------------
+
+create table SCHEDULE_ORGANIZER_SEND_WORK (
+  WORK_ID                       integer      primary key references SCHEDULE_WORK on delete cascade, -- implicit index
+  SCHEDULE_ACTION               integer      not null, -- Enum SCHEDULE_ACTION
+  HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
+  RESOURCE_ID                   integer,     -- this references a possibly non-existent CALENDAR_OBJECT
+  ATTENDEE                      varchar(255) not null,
+  ITIP_MSG                      text,
+  NO_REFRESH                    boolean
+);
+
+create index SCHEDULE_ORGANIZER_SEND_WORK_HOME_RESOURCE_ID on
+  SCHEDULE_ORGANIZER_SEND_WORK(HOME_RESOURCE_ID);
+create index SCHEDULE_ORGANIZER_SEND_WORK_RESOURCE_ID on
+  SCHEDULE_ORGANIZER_SEND_WORK(RESOURCE_ID);
+
+-------------------------
+-- Schedule Reply Work --
+-------------------------
+
+drop table SCHEDULE_REPLY_WORK;
+
+create table SCHEDULE_REPLY_WORK (
+  WORK_ID                       integer      primary key references SCHEDULE_WORK on delete cascade, -- implicit index
+  HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
+  RESOURCE_ID                   integer      not null references CALENDAR_OBJECT on delete cascade,
+  CHANGED_RIDS                  text
+);
+
+create index SCHEDULE_REPLY_WORK_HOME_RESOURCE_ID on
+  SCHEDULE_REPLY_WORK(HOME_RESOURCE_ID);
+create index SCHEDULE_REPLY_WORK_RESOURCE_ID on
+  SCHEDULE_REPLY_WORK(RESOURCE_ID);
+
+--------------------------------
+-- Schedule Reply Cancel Work --
+--------------------------------
+
+drop table SCHEDULE_REPLY_CANCEL_WORK;
+
+create table SCHEDULE_REPLY_CANCEL_WORK (
+  WORK_ID                       integer      primary key references SCHEDULE_WORK on delete cascade, -- implicit index
+  HOME_RESOURCE_ID              integer      not null references CALENDAR_HOME on delete cascade,
+  ICALENDAR_TEXT                text         not null
+);
+
+create index SCHEDULE_REPLY_CANCEL_WORK_HOME_RESOURCE_ID on
+  SCHEDULE_REPLY_CANCEL_WORK(HOME_RESOURCE_ID);
+
+-- update the version
+update CALENDARSERVER set VALUE = '44' where NAME = 'VERSION';
</ins></span></pre>
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