Don't fall back to native acl check.
diff --git a/src/backend/catalog/aclchk.c b/src/backend/catalog/aclchk.c
index 33fa9ab..62b4a35 100644
--- a/src/backend/catalog/aclchk.c
+++ b/src/backend/catalog/aclchk.c
@@ -2669,6 +2669,7 @@
 
 bool fallBackToNativeCheck(AclObjectKind objkind, Oid obj_oid, Oid roleid)
 {
+  return false;
   /* get the latest information_schema_namespcace_oid. Since caql access heap table
    * directly without aclcheck, this function will not be called recursively
    */