diff options
Diffstat (limited to 'src/backend/executor/nodeHash.c')
| -rw-r--r-- | src/backend/executor/nodeHash.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/backend/executor/nodeHash.c b/src/backend/executor/nodeHash.c index c85755890a6..ded952a43e5 100644 --- a/src/backend/executor/nodeHash.c +++ b/src/backend/executor/nodeHash.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/executor/nodeHash.c,v 1.89 2005/03/06 22:15:04 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/executor/nodeHash.c,v 1.90 2005/03/13 19:59:40 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -709,7 +709,8 @@ ExecHashGetBucketAndBatch(HashJoinTable hashtable, if (nbatch > 1) { *bucketno = hashvalue % nbuckets; - *batchno = (hashvalue / nbuckets) % nbatch; + /* since nbatch is a power of 2, can do MOD by masking */ + *batchno = (hashvalue / nbuckets) & (nbatch - 1); } else { |