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authorErik Johnston <erik@matrix.org>2018-10-04 15:24:01 +0100
committerErik Johnston <erik@matrix.org>2018-10-04 16:03:08 +0100
commit4917ff55234718c0e650c6dc2a1117304465b9be (patch)
treed7f51bf4691b1f4ed22c039a3a0a8a32e331320b /synapse/storage/schema
parentDelete unreferened state groups during purge (diff)
downloadsynapse-4917ff55234718c0e650c6dc2a1117304465b9be.tar.xz
Add state_group index to event_to_state_groups
This is needed to efficiently check for unreferenced state groups during
purge.
Diffstat (limited to 'synapse/storage/schema')
-rw-r--r--synapse/storage/schema/delta/52/add_event_to_state_group_index.sql19
1 files changed, 19 insertions, 0 deletions
diff --git a/synapse/storage/schema/delta/52/add_event_to_state_group_index.sql b/synapse/storage/schema/delta/52/add_event_to_state_group_index.sql
new file mode 100644
index 0000000000..91e03d13e1
--- /dev/null
+++ b/synapse/storage/schema/delta/52/add_event_to_state_group_index.sql
@@ -0,0 +1,19 @@
+/* Copyright 2018 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * 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 "AS IS" 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.
+ */
+
+-- This is needed to efficiently check for unreferenced state groups during
+-- purge. Added events_to_state_group(state_group) index
+INSERT into background_updates (update_name, progress_json)
+    VALUES ('event_to_state_groups_sg_index', '{}');