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Diffstat (limited to 'src/backend/storage/ipc/standby.c')
| -rw-r--r-- | src/backend/storage/ipc/standby.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/backend/storage/ipc/standby.c b/src/backend/storage/ipc/standby.c index 3f5df9a2e96..206fa2d69e6 100644 --- a/src/backend/storage/ipc/standby.c +++ b/src/backend/storage/ipc/standby.c @@ -270,8 +270,10 @@ ResolveRecoveryConflictWithSnapshot(TransactionId latestRemovedXid, RelFileNode * If we get passed InvalidTransactionId then we are a little surprised, * but it is theoretically possible in normal running. It also happens * when replaying already applied WAL records after a standby crash or - * restart. If latestRemovedXid is invalid then there is no conflict. That - * rule applies across all record types that suffer from this conflict. + * restart, or when replaying an XLOG_HEAP2_VISIBLE record that marks as + * frozen a page which was already all-visible. If latestRemovedXid is + * invalid then there is no conflict. That rule applies across all record + * types that suffer from this conflict. */ if (!TransactionIdIsValid(latestRemovedXid)) return; |