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Code Issues Releases Wiki Activity

Speed up persisting redacted events (#10756)

pull/10745/head
Erik Johnston 2021-09-06 10:14:07 +01:00 committed by GitHub
parent 1ca70fd312
commit 2ca0d64854
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2 changed files with 12 additions and 11 deletions
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1
changelog.d/10756.misc Normal file
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@ -0,0 +1 @@
Minor speed ups when joining large rooms over federation.

22
synapse/storage/databases/main/events.py
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@ -1385,18 +1385,18 @@ class PersistEventsStore:
# If we're persisting an unredacted event we go and ensure # If we're persisting an unredacted event we go and ensure
# that we mark any redactions that reference this event as # that we mark any redactions that reference this event as
# requiring censoring. # requiring censoring.
sql = "UPDATE redactions SET have_censored = ? WHERE redacts = ?" unredacted_events = [
txn.execute_batch( event.event_id
sql, for event, _ in events_and_contexts
( if not event.internal_metadata.is_redacted()
( ]
False, sql = "UPDATE redactions SET have_censored = ? WHERE "
event.event_id, clause, args = make_in_list_sql_clause(
) self.database_engine,
for event, _ in events_and_contexts "redacts",
if not event.internal_metadata.is_redacted() unredacted_events,
),
) )
txn.execute(sql + clause, [False] + args)
state_events_and_contexts = [ state_events_and_contexts = [
ec for ec in events_and_contexts if ec[0].is_state() ec for ec in events_and_contexts if ec[0].is_state()