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1 parent 56a9ed9 commit f458c90Copy full SHA for f458c90
src/backend/utils/cache/inval.c
@@ -812,6 +812,10 @@ ProcessCommittedInvalidationMessages(SharedInvalidationMessage *msgs,
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* about CurrentCmdInvalidMsgs too, since those changes haven't touched
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* the caches yet.
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*
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+ * We still send invalidation messages for session-local objects to other
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+ * backends because, while other backends cannot see any tuples, they can
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+ * drop tables that are session-local to another session.
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+ *
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* In any case, reset the various lists to empty. We need not physically
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* free memory here, since TopTransactionContext is about to be emptied
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* anyway.
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