Commitdffbbb3

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Forgot that I had intended to replace division by masking in hash calculation.

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Lines changed: 3 additions & 2 deletions

Original file line number	Diff line number	Diff line change
`@@ -8,7 +8,7 @@`
`8`	`8`	`*`
`9`	`9`	`*`
`10`	`10`	`* IDENTIFICATION`
`11`		`- * $PostgreSQL: pgsql/src/backend/executor/nodeHash.c,v 1.89 2005/03/06 22:15:04 tgl Exp $`
	`11`	`+ * $PostgreSQL: pgsql/src/backend/executor/nodeHash.c,v 1.90 2005/03/13 19:59:40 tgl Exp $`
`12`	`12`	`*`
`13`	`13`	`*-------------------------------------------------------------------------`
`14`	`14`	`*/`
`@@ -709,7 +709,8 @@ ExecHashGetBucketAndBatch(HashJoinTable hashtable,`
`709`	`709`	`if (nbatch>1)`
`710`	`710`	`{`
`711`	`711`	`*bucketno=hashvalue %nbuckets;`
`712`		`-*batchno= (hashvalue /nbuckets) %nbatch;`
	`712`	`+/* since nbatch is a power of 2, can do MOD by masking */`
	`713`	`+*batchno= (hashvalue /nbuckets)& (nbatch-1);`
`713`	`714`	`}`
`714`	`715`	`else`
`715`	`716`	`{`

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