INDEXSCAN_PATCH changes: should work for (Param OP VAR) too

vadim4o · vadim4o · commit fb24bfa3cef7 · 1997-01-22T06:30:57.000Z
(but I didn't test FUNC OP PARAM and PARAM OP FUNC - no time)
diff --git a/src/backend/optimizer/util/clauses.c b/src/backend/optimizer/util/clauses.c
@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *    $Header: /cvsroot/pgsql/src/backend/optimizer/util/clauses.c,v 1.5 1996/11/30 17:48:52 momjian Exp $
+ *    $Header: /cvsroot/pgsql/src/backend/optimizer/util/clauses.c,v 1.6 1997/01/22 06:30:57 vadim Exp $
  *
  * HISTORY
  *    AUTHOR		DATE		MAJOR EVENT
@@ -649,6 +649,14 @@ get_relattval(Node *clause,
 	    *constval = 0;
 	    *flag = (_SELEC_NOT_CONSTANT_);
 	} 
+#ifdef INDEXSCAN_PATCH
+    } else if (is_opclause(clause) && IsA(right,Var) && IsA(left,Param)) {
+	/* ...And here... - vadim 01/22/97 */ 
+	*relid = right->varno;
+	*attno = right->varattno;
+	*constval = 0;
+	*flag = (_SELEC_NOT_CONSTANT_);
+#endif
     } else {
 	/* One or more of the operands are expressions 
 	 * (e.g., oper clauses)

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/optimizer/util/clauses.c,v 1.5 1996/11/30 17:48:52 momjian Exp $`
	`10`	`+ * $Header: /cvsroot/pgsql/src/backend/optimizer/util/clauses.c,v 1.6 1997/01/22 06:30:57 vadim Exp $`
`11`	`11`	`*`
`12`	`12`	`* HISTORY`
`13`	`13`	`* AUTHOR DATE MAJOR EVENT`
`@@ -649,6 +649,14 @@ get_relattval(Node *clause,`
`649`	`649`	`*constval = 0;`
`650`	`650`	`*flag = (_SELEC_NOT_CONSTANT_);`
`651`	`651`	`}`
	`652`	`+#ifdef INDEXSCAN_PATCH`
	`653`	`+ } else if (is_opclause(clause) && IsA(right,Var) && IsA(left,Param)) {`
	`654`	`+ /* ...And here... - vadim 01/22/97 */`
	`655`	`+ *relid = right->varno;`
	`656`	`+ *attno = right->varattno;`
	`657`	`+ *constval = 0;`
	`658`	`+ *flag = (_SELEC_NOT_CONSTANT_);`
	`659`	`+#endif`
`652`	`660`	`} else {`
`653`	`661`	`/* One or more of the operands are expressions`
`654`	`662`	`* (e.g., oper clauses)`