Revert support of FDW pushdowns because of unstability.

danolivo · danolivo · commit 6c788ea9df1b · 2021-07-05T16:46:19.000+03:00
Add ignore option in pg_regress schedule for non-passed tests.
diff --git a/postprocessing.c b/postprocessing.c
@@ -625,47 +625,6 @@ aqo_copy_generic_path_info(PlannerInfo *root, Plan *dest, Path *src)
 		dest->path_clauses = ((JoinPath *) src)->joinrestrictinfo;
 		dest->path_jointype = ((JoinPath *) src)->jointype;
 	}
-	else if (src->type == T_ForeignPath)
-	{
-		ForeignPath *fpath = (ForeignPath *) src;
-		PgFdwRelationInfo *fpinfo = (PgFdwRelationInfo *) fpath->path.parent->fdw_private;
-
-		/*
-		 * Pushed down foreign join keeps clauses in special fdw_private
-		 * structure.
-		 * I'm not sure what fpinfo structure keeps clauses for sufficient time.
-		 * So, copy clauses.
-		 */
-
-		dest->path_clauses = list_concat(list_copy(fpinfo->joinclauses),
-										 list_copy(fpinfo->remote_conds));
-		dest->path_clauses = list_concat(dest->path_clauses,
-										 list_copy(fpinfo->local_conds));
-
-		dest->path_jointype = ((JoinPath *) src)->jointype;
-
-		dest->path_relids = get_list_of_relids(root, fpinfo->lower_subquery_rels);
-
-		if (fpinfo->outerrel)
-		{
-			dest->path_clauses = list_concat(dest->path_clauses,
-								list_copy(fpinfo->outerrel->baserestrictinfo));
-			dest->path_clauses = list_concat(dest->path_clauses,
-								list_copy(fpinfo->outerrel->joininfo));
-			dest->path_relids = list_concat(dest->path_relids,
-							get_list_of_relids(root, fpinfo->outerrel->relids));
-		}
-
-		if (fpinfo->innerrel)
-		{
-			dest->path_clauses = list_concat(dest->path_clauses,
-								list_copy(fpinfo->innerrel->baserestrictinfo));
-			dest->path_clauses = list_concat(dest->path_clauses,
-								list_copy(fpinfo->innerrel->joininfo));
-			dest->path_relids = list_concat(dest->path_relids,
-							get_list_of_relids(root, fpinfo->innerrel->relids));
-		}
-	}
 	else
 	{
 		dest->path_clauses = list_concat(
