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Commitbdaabb9

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There's a small window wherein a transaction is committed but not yet
on the finished list, and we shouldn't flag it as a potential conflictif so. We can also skip adding a doomed transaction to the list ofpossible conflicts because we know it won't commit.Dan Ports and Kevin Grittner.
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‎src/backend/storage/lmgr/predicate.c

Lines changed: 3 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -1677,8 +1677,9 @@ RegisterSerializableTransactionInt(Snapshot snapshot)
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othersxact!=NULL;
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othersxact=NextPredXact(othersxact))
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{
1680-
if (!SxactIsOnFinishedList(othersxact)&&
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!SxactIsReadOnly(othersxact))
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if (!SxactIsCommitted(othersxact)
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&& !SxactIsDoomed(othersxact)
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&& !SxactIsReadOnly(othersxact))
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{
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SetPossibleUnsafeConflict(sxact,othersxact);
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}

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