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Add index on events (topological_ordering, stream_ordering) to help with ORDER BY clauses

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This commit is contained in:
Erik Johnston 2015-04-15 11:43:25 +01:00
parent 6606f7c659
commit cce5d057d3
2 changed files with 2 additions and 0 deletions
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synapse/storage/schema/delta/16/events_order_index.sql Normal file
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@ -0,0 +1 @@
CREATE INDEX events_order ON events (topological_ordering, stream_ordering);

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synapse/storage/schema/full_schemas/16/im.sql
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@ -29,6 +29,7 @@ CREATE TABLE IF NOT EXISTS events(
CREATE INDEX events_stream_ordering ON events (stream_ordering); CREATE INDEX events_stream_ordering ON events (stream_ordering);
CREATE INDEX events_topological_ordering ON events (topological_ordering); CREATE INDEX events_topological_ordering ON events (topological_ordering);
CREATE INDEX events_order ON events (topological_ordering, stream_ordering);
CREATE INDEX events_room_id ON events (room_id); CREATE INDEX events_room_id ON events (room_id);