diff options
| -rw-r--r-- | src/backend/utils/cache/relcache.c | 5 | ||||
| -rw-r--r-- | src/include/utils/rel.h | 11 |
2 files changed, 9 insertions, 7 deletions
diff --git a/src/backend/utils/cache/relcache.c b/src/backend/utils/cache/relcache.c index 6859728bc62..6ec89fadd6c 100644 --- a/src/backend/utils/cache/relcache.c +++ b/src/backend/utils/cache/relcache.c @@ -2717,10 +2717,7 @@ AtEOXact_cleanup(Relation relation, bool isCommit) * * During commit, reset the flag to zero, since we are now out of the * creating transaction. During abort, simply delete the relcache entry - * --- it isn't interesting any longer. (NOTE: if we have forgotten the - * new-ness of a new relation due to a forced cache flush, the entry will - * get deleted anyway by shared-cache-inval processing of the aborted - * pg_class insertion.) + * --- it isn't interesting any longer. */ if (relation->rd_createSubid != InvalidSubTransactionId) { diff --git a/src/include/utils/rel.h b/src/include/utils/rel.h index ebc00b0d4d4..ca6c0a5adfa 100644 --- a/src/include/utils/rel.h +++ b/src/include/utils/rel.h @@ -80,7 +80,7 @@ typedef struct RelationData char rd_indexvalid; /* state of rd_indexlist: 0 = not valid, 1 = * valid, 2 = temporarily forced */ - /* + /*---------- * rd_createSubid is the ID of the highest subtransaction the rel has * survived into; or zero if the rel was not created in the current top * transaction. This can be now be relied on, whereas previously it could @@ -90,8 +90,13 @@ typedef struct RelationData * have forgotten changing it). rd_newRelfilenodeSubid can be forgotten * when a relation has multiple new relfilenodes within a single * transaction, with one of them occurring in a subsequently aborted - * subtransaction, e.g. BEGIN; TRUNCATE t; SAVEPOINT save; TRUNCATE t; - * ROLLBACK TO save; -- rd_newRelfilenode is now forgotten + * subtransaction, e.g. + * BEGIN; + * TRUNCATE t; + * SAVEPOINT save; + * TRUNCATE t; + * ROLLBACK TO save; + * -- rd_newRelfilenodeSubid is now forgotten */ SubTransactionId rd_createSubid; /* rel was created in current xact */ SubTransactionId rd_newRelfilenodeSubid; /* new relfilenode assigned in |