_hash_first: release buf & metabuf if no tuples found for a key.

vadim4o · vadim4o · commit eb9c8e0a59b4 · 1997-06-28T05:45:40.000Z
diff --git a/src/backend/access/hash/hashsearch.c b/src/backend/access/hash/hashsearch.c
@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/access/hash/hashsearch.c,v 1.9 1997/04/30 06:31:16 vadim Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/access/hash/hashsearch.c,v 1.10 1997/06/28 05:45:40 vadim Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -227,7 +227,11 @@ _hash_first(IndexScanDesc scan, ScanDirection dir)
 	     * tuples from all buckets.	- vadim 04/29/97
 	     */
 	    if ( scan->numberOfKeys >= 1 )
+	    {
+	    	_hash_relbuf(rel, buf, HASH_READ);
+	    	_hash_relbuf(rel, metabuf, HASH_READ);
 	    	return ((RetrieveIndexResult) NULL);
+	    }
 	}
     }
     if (ScanDirectionIsBackward(dir)) {

Original file line number	Diff line number	Diff line change
`@@ -7,7 +7,7 @@`
`7`	`7`	`*`
`8`	`8`	`*`
`9`	`9`	`* IDENTIFICATION`
`10`		`- * $Header: /cvsroot/pgsql/src/backend/access/hash/hashsearch.c,v 1.9 1997/04/30 06:31:16 vadim Exp $`
	`10`	`+ * $Header: /cvsroot/pgsql/src/backend/access/hash/hashsearch.c,v 1.10 1997/06/28 05:45:40 vadim Exp $`
`11`	`11`	`*`
`12`	`12`	`*-------------------------------------------------------------------------`
`13`	`13`	`*/`
`@@ -227,7 +227,11 @@ _hash_first(IndexScanDesc scan, ScanDirection dir)`
`227`	`227`	`* tuples from all buckets. - vadim 04/29/97`
`228`	`228`	`*/`
`229`	`229`	`if ( scan->numberOfKeys >= 1 )`
	`230`	`+ {`
	`231`	`+ _hash_relbuf(rel, buf, HASH_READ);`
	`232`	`+ _hash_relbuf(rel, metabuf, HASH_READ);`
`230`	`233`	`return ((RetrieveIndexResult) NULL);`
	`234`	`+ }`
`231`	`235`	`}`
`232`	`236`	`}`
`233`	`237`	`if (ScanDirectionIsBackward(dir)) {`