diff options
Diffstat (limited to 'mysql-test/t/temp_table_frm.test')
-rw-r--r-- | mysql-test/t/temp_table_frm.test | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/mysql-test/t/temp_table_frm.test b/mysql-test/t/temp_table_frm.test new file mode 100644 index 00000000000..178bd15004b --- /dev/null +++ b/mysql-test/t/temp_table_frm.test @@ -0,0 +1,16 @@ +# +# MDEV-4260 Don't create frm files for temporary tables +# + +# Ensure we don't overflow the internal heap table size in the join +set @@session.max_heap_table_size=16*1024*1024; +create table t1 select * from information_schema.session_status where variable_name like 'Opened%'; +create temporary table t2 (a int) engine=memory; +select variable_name, session_status.variable_value - t1.variable_value +from information_schema.session_status join t1 using (variable_name); +let $tmpdir= `select @@tmpdir`; +--list_files $tmpdir/ #sql* +truncate table t2; +select variable_name, session_status.variable_value - t1.variable_value +from information_schema.session_status join t1 using (variable_name); +drop table t1; |