diff options
| -rw-r--r-- | synapse/storage/schema/delta/32/remove_indices.sql | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/synapse/storage/schema/delta/32/remove_indices.sql b/synapse/storage/schema/delta/32/remove_indices.sql new file mode 100644 index 0000000000..f859be46a6 --- /dev/null +++ b/synapse/storage/schema/delta/32/remove_indices.sql @@ -0,0 +1,38 @@ +/* Copyright 2016 OpenMarket 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. + */ + + +-- The following indices are redundant, other indices are equivalent or +-- supersets +DROP INDEX IF EXISTS events_room_id; -- Prefix of events_room_stream +DROP INDEX IF EXISTS events_order; -- Prefix of events_order_topo_stream_room +DROP INDEX IF EXISTS events_topological_ordering; -- Prefix of events_order_topo_stream_room +DROP INDEX IF EXISTS events_stream_ordering; -- Duplicate of PRIMARY KEY +DROP INDEX IF EXISTS state_groups_id; -- Duplicate of PRIMARY KEY +DROP INDEX IF EXISTS event_to_state_groups_id; -- Duplicate of PRIMARY KEY +DROP INDEX IF EXISTS event_push_actions_room_id_event_id_user_id_profile_tag; -- Duplicate of UNIQUE CONSTRAINT + +DROP INDEX IF EXISTS event_destinations_id; -- Prefix of UNIQUE CONSTRAINT +DROP INDEX IF EXISTS st_extrem_id; -- Prefix of UNIQUE CONSTRAINT +DROP INDEX IF EXISTS event_content_hashes_id; -- Prefix of UNIQUE CONSTRAINT +DROP INDEX IF EXISTS event_signatures_id; -- Prefix of UNIQUE CONSTRAINT +DROP INDEX IF EXISTS event_edge_hashes_id; -- Prefix of UNIQUE CONSTRAINT +DROP INDEX IF EXISTS redactions_event_id; -- Duplicate of UNIQUE CONSTRAINT +DROP INDEX IF EXISTS room_hosts_room_id; -- Prefix of UNIQUE CONSTRAINT + +-- The following indices were unused +DROP INDEX IF EXISTS remote_media_cache_thumbnails_media_id; +DROP INDEX IF EXISTS evauth_edges_auth_id; +DROP INDEX IF EXISTS presence_stream_state; |