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-rw-r--r--sql/sql_derived.cc1
1 files changed, 1 insertions, 0 deletions
diff --git a/sql/sql_derived.cc b/sql/sql_derived.cc
index 93627409d27..a439131c61d 100644
--- a/sql/sql_derived.cc
+++ b/sql/sql_derived.cc
@@ -111,6 +111,7 @@ int mysql_derived(THD *thd, LEX *lex, SELECT_LEX_UNIT *unit, TABLE_LIST *t)
t->real_name=table->real_name;
t->table=table;
table->derived_select_number= sl->select_number;
+ table->tmp_table=TMP_TABLE;
if (!lex->describe)
sl->exclude();
t->db= (tables && tables->db && tables->db[0]) ? t->db : thd->db;