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authorErik Johnston <erik@matrix.org>2021-01-11 13:58:19 +0000
committerGitHub <noreply@github.com>2021-01-11 13:58:19 +0000
commit4e04435bda135d3441777a51aa54dbd4c3925f2b (patch)
tree48b5be04b021aad666f3c5910a37285f2c704312 /synapse/storage/databases
parentEnsure rejected events get added to some metadata tables (#9016) (diff)
downloadsynapse-4e04435bda135d3441777a51aa54dbd4c3925f2b.tar.xz
Remove old tables after schema version bump (#9055)
These tables are unused, and can be dropped now the schema version has been bumped.

Diffstat (limited to 'synapse/storage/databases')
-rw-r--r--synapse/storage/databases/main/account_data.py48
-rw-r--r--synapse/storage/databases/main/schema/delta/59/04drop_account_data.sql17
-rw-r--r--synapse/storage/databases/main/schema/delta/59/05cache_invalidation.sql17
-rw-r--r--synapse/storage/databases/main/tags.py10
4 files changed, 36 insertions, 56 deletions
diff --git a/synapse/storage/databases/main/account_data.py b/synapse/storage/databases/main/account_data.py
index bff51e92b9..bad8260892 100644
--- a/synapse/storage/databases/main/account_data.py
+++ b/synapse/storage/databases/main/account_data.py
@@ -312,12 +312,9 @@ class AccountDataStore(AccountDataWorkerStore):
     def __init__(self, database: DatabasePool, db_conn, hs):
         self._account_data_id_gen = StreamIdGenerator(
             db_conn,
-            "account_data_max_stream_id",
+            "room_account_data",
             "stream_id",
-            extra_tables=[
-                ("room_account_data", "stream_id"),
-                ("room_tags_revisions", "stream_id"),
-            ],
+            extra_tables=[("room_tags_revisions", "stream_id")],
         )
 
         super().__init__(database, db_conn, hs)
@@ -362,14 +359,6 @@ class AccountDataStore(AccountDataWorkerStore):
                 lock=False,
             )
 
-            # it's theoretically possible for the above to succeed and the
-            # below to fail - in which case we might reuse a stream id on
-            # restart, and the above update might not get propagated. That
-            # doesn't sound any worse than the whole update getting lost,
-            # which is what would happen if we combined the two into one
-            # transaction.
-            await self._update_max_stream_id(next_id)
-
             self._account_data_stream_cache.entity_has_changed(user_id, next_id)
             self.get_account_data_for_user.invalidate((user_id,))
             self.get_account_data_for_room.invalidate((user_id, room_id))
@@ -402,18 +391,6 @@ class AccountDataStore(AccountDataWorkerStore):
                 content,
             )
 
-            # it's theoretically possible for the above to succeed and the
-            # below to fail - in which case we might reuse a stream id on
-            # restart, and the above update might not get propagated. That
-            # doesn't sound any worse than the whole update getting lost,
-            # which is what would happen if we combined the two into one
-            # transaction.
-            #
-            # Note: This is only here for backwards compat to allow admins to
-            # roll back to a previous Synapse version. Next time we update the
-            # database version we can remove this table.
-            await self._update_max_stream_id(next_id)
-
             self._account_data_stream_cache.entity_has_changed(user_id, next_id)
             self.get_account_data_for_user.invalidate((user_id,))
             self.get_global_account_data_by_type_for_user.invalidate(
@@ -486,24 +463,3 @@ class AccountDataStore(AccountDataWorkerStore):
         # Invalidate the cache for any ignored users which were added or removed.
         for ignored_user_id in previously_ignored_users ^ currently_ignored_users:
             self._invalidate_cache_and_stream(txn, self.ignored_by, (ignored_user_id,))
-
-    async def _update_max_stream_id(self, next_id: int) -> None:
-        """Update the max stream_id
-
-        Args:
-            next_id: The the revision to advance to.
-        """
-
-        # Note: This is only here for backwards compat to allow admins to
-        # roll back to a previous Synapse version. Next time we update the
-        # database version we can remove this table.
-
-        def _update(txn):
-            update_max_id_sql = (
-                "UPDATE account_data_max_stream_id"
-                " SET stream_id = ?"
-                " WHERE stream_id < ?"
-            )
-            txn.execute(update_max_id_sql, (next_id, next_id))
-
-        await self.db_pool.runInteraction("update_account_data_max_stream_id", _update)
diff --git a/synapse/storage/databases/main/schema/delta/59/04drop_account_data.sql b/synapse/storage/databases/main/schema/delta/59/04drop_account_data.sql
new file mode 100644
index 0000000000..64ab696cfe
--- /dev/null
+++ b/synapse/storage/databases/main/schema/delta/59/04drop_account_data.sql
@@ -0,0 +1,17 @@
+/* Copyright 2021 The Matrix.org Foundation C.I.C
+ *
+ * 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 no longer used and was only kept until we bumped the schema version.
+DROP TABLE IF EXISTS account_data_max_stream_id;
diff --git a/synapse/storage/databases/main/schema/delta/59/05cache_invalidation.sql b/synapse/storage/databases/main/schema/delta/59/05cache_invalidation.sql
new file mode 100644
index 0000000000..fb71b360a0
--- /dev/null
+++ b/synapse/storage/databases/main/schema/delta/59/05cache_invalidation.sql
@@ -0,0 +1,17 @@
+/* Copyright 2021 The Matrix.org Foundation C.I.C
+ *
+ * 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 no longer used and was only kept until we bumped the schema version.
+DROP TABLE IF EXISTS cache_invalidation_stream;
diff --git a/synapse/storage/databases/main/tags.py b/synapse/storage/databases/main/tags.py
index 9f120d3cb6..74da9c49f2 100644
--- a/synapse/storage/databases/main/tags.py
+++ b/synapse/storage/databases/main/tags.py
@@ -255,16 +255,6 @@ class TagsStore(TagsWorkerStore):
             self._account_data_stream_cache.entity_has_changed, user_id, next_id
         )
 
-        # Note: This is only here for backwards compat to allow admins to
-        # roll back to a previous Synapse version. Next time we update the
-        # database version we can remove this table.
-        update_max_id_sql = (
-            "UPDATE account_data_max_stream_id"
-            " SET stream_id = ?"
-            " WHERE stream_id < ?"
-        )
-        txn.execute(update_max_id_sql, (next_id, next_id))
-
         update_sql = (
             "UPDATE room_tags_revisions"
             " SET stream_id = ?"