1 files changed, 0 insertions, 18 deletions
diff --git a/sql/sql_derived.cc b/sql/sql_derived.cc
index fa060afde8d..30a464d06e9 100644
--- a/sql/sql_derived.cc
+++ b/sql/sql_derived.cc
@@ -351,24 +351,6 @@ bool mysql_derived_merge(THD *thd, LEX *lex, TABLE_LIST *derived)
     DBUG_RETURN(FALSE);
   }
 
-  if (dt_select->uncacheable & UNCACHEABLE_RAND)
-  {
-    /* There is random function => fall back to materialization. */
-    cause= "Random function in the select";
-    if (unlikely(thd->trace_started()))
-    {
-      OPT_TRACE_VIEWS_TRANSFORM(thd, trace_wrapper, trace_derived,
-                          derived->is_derived() ? "derived" : "view",
-                          derived->alias.str ? derived->alias.str : "<NULL>",
-                          derived->get_unit()->first_select()->select_number,
-                          "materialized");
-      trace_derived.add("cause", cause);
-    }
-    derived->change_refs_to_fields();
-    derived->set_materialized_derived();
-    DBUG_RETURN(FALSE);
-  }
-
   if (derived->dt_handler)
   {
     derived->change_refs_to_fields();