Bugs fix.(Explain Analyze,..)prevent probable side effects

RMoraffah · RMoraffah · commit 8bf728f92a47 · 2016-11-13T03:25:11.000+03:30
diff --git a/PostgreSQL/src/backend/utils/misc/recathon.c b/PostgreSQL/src/backend/utils/misc/recathon.c
@@ -4557,13 +4557,13 @@ copyQueryHelper(Query *query, Query *mainQuery)
     
     ListCell * l;
     ListCell   *curr_old = mainQuery->rtable->head;
-    
+
     if(mainQuery->recommendStmt != NULL)
         query->recommendStmt = (Node*)(mainQuery->recommendStmt);
     if(list_length(query->rtable) >= 1){
         forboth(l, query->rtable, curr_old, mainQuery->rtable){
-            if(((RangeTblEntry*)l)->recommender != NULL){
-                lfirst(l) = lfirst(curr_old);
+            if(((RangeTblEntry*)lfirst(l))->recommender != NULL){
+            	((RangeTblEntry*)lfirst(l))->recommender = ((RangeTblEntry*)lfirst(curr_old))->recommender;
             }
         }
     }

Original file line number	Diff line number	Diff line change
`@@ -4557,13 +4557,13 @@ copyQueryHelper(Query query, Query mainQuery)`
`4557`	`4557`
`4558`	`4558`	`ListCell * l;`
`4559`	`4559`	`ListCell *curr_old = mainQuery->rtable->head;`
`4560`		`-`
	`4560`	`+`
`4561`	`4561`	`if(mainQuery->recommendStmt != NULL)`
`4562`	`4562`	`query->recommendStmt = (Node*)(mainQuery->recommendStmt);`
`4563`	`4563`	`if(list_length(query->rtable) >= 1){`
`4564`	`4564`	`forboth(l, query->rtable, curr_old, mainQuery->rtable){`
`4565`		`- if(((RangeTblEntry*)l)->recommender != NULL){`
`4566`		`- lfirst(l) = lfirst(curr_old);`
	`4565`	`+ if(((RangeTblEntry*)lfirst(l))->recommender != NULL){`
	`4566`	`+ ((RangeTblEntry)lfirst(l))->recommender = ((RangeTblEntry)lfirst(curr_old))->recommender;`
`4567`	`4567`	`}`
`4568`	`4568`	`}`
`4569`	`4569`	`}`