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Diffstat (limited to 'src/backend/optimizer/path/allpaths.c')
-rw-r--r--src/backend/optimizer/path/allpaths.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/backend/optimizer/path/allpaths.c b/src/backend/optimizer/path/allpaths.c
index eeacf815e35..633b5c1608d 100644
--- a/src/backend/optimizer/path/allpaths.c
+++ b/src/backend/optimizer/path/allpaths.c
@@ -2382,8 +2382,8 @@ subquery_is_pushdown_safe(Query *subquery, Query *topquery,
if (subquery->setOperations != NULL)
return false;
/* Check whether setop component output types match top level */
- topop = (SetOperationStmt *) topquery->setOperations;
- Assert(topop && IsA(topop, SetOperationStmt));
+ topop = castNode(SetOperationStmt, topquery->setOperations);
+ Assert(topop);
compare_tlist_datatypes(subquery->targetList,
topop->colTypes,
safetyInfo);