diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/replication/logical/snapbuild.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/backend/replication/logical/snapbuild.c b/src/backend/replication/logical/snapbuild.c index 153d1712ef3..0ca4fa5d256 100644 --- a/src/backend/replication/logical/snapbuild.c +++ b/src/backend/replication/logical/snapbuild.c @@ -1116,9 +1116,9 @@ SnapBuildProcessRunningXacts(SnapBuild *builder, XLogRecPtr lsn, xl_running_xact * so, because we only need to do it for catalog transactions since we * only ever look at those. * - * NB: Because of that xmax can be lower than xmin, because we only - * increase xmax when a catalog modifying transaction commits. While odd - * looking, it's correct and actually more efficient this way since we hit + * NB: We only increase xmax when a catalog modifying transaction commits + * (see SnapBuildCommitTxn). Because of this, xmax can be lower than xmin, + * which looks odd but is correct and actually more efficient, since we hit * fast paths in tqual.c. */ builder->xmin = running->oldestRunningXid; |