forked from MirrorHub/synapse
Fix query performance for /sync (#12745)
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changelog.d/12745.bugfix
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changelog.d/12745.bugfix
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Fix DB performance regression introduced in v1.59.0rc2.
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@ -750,7 +750,7 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore):
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WHERE room_id = ?
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WHERE room_id = ?
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AND stream_ordering <= ?
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AND stream_ordering <= ?
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AND NOT outlier
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AND NOT outlier
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AND rejections.reason IS NULL
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AND rejections.event_id IS NULL
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ORDER BY stream_ordering DESC
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ORDER BY stream_ordering DESC
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LIMIT 1
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LIMIT 1
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"""
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"""
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