diff options
Diffstat (limited to 'src/backend/executor/nodeMergejoin.c')
| -rw-r--r-- | src/backend/executor/nodeMergejoin.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/src/backend/executor/nodeMergejoin.c b/src/backend/executor/nodeMergejoin.c index 0d4eed4c9ba..a1d209db349 100644 --- a/src/backend/executor/nodeMergejoin.c +++ b/src/backend/executor/nodeMergejoin.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/executor/nodeMergejoin.c,v 1.75 2005/10/15 02:49:17 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/executor/nodeMergejoin.c,v 1.75.2.1 2005/11/22 18:23:09 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -239,8 +239,8 @@ MJExamineQuals(List *qualList, PlanState *parent) * much like SelectSortFunction except we insist on matching all the * operators provided, and it can be a cross-type opclass. * - * XXX for now, insist on forward sort so that NULLs can be counted on to - * be high. + * XXX for now, insist on forward sort so that NULLs can be counted on + * to be high. */ catlist = SearchSysCacheList(AMOPOPID, 1, ObjectIdGetDatum(qual->opno), @@ -1121,13 +1121,13 @@ ExecMergeJoin(MergeJoinState *node) * scan position to the first mark, and go join that tuple * (and any following ones) to the new outer. * - * NOTE: we do not need to worry about the MatchedInner state - * for the rescanned inner tuples. We know all of them - * will match this new outer tuple and therefore won't be - * emitted as fill tuples. This works *only* because we - * require the extra joinquals to be nil when doing a - * right or full join --- otherwise some of the rescanned - * tuples might fail the extra joinquals. + * NOTE: we do not need to worry about the MatchedInner + * state for the rescanned inner tuples. We know all of + * them will match this new outer tuple and therefore + * won't be emitted as fill tuples. This works *only* + * because we require the extra joinquals to be nil when + * doing a right or full join --- otherwise some of the + * rescanned tuples might fail the extra joinquals. */ ExecRestrPos(innerPlan); |