From 3f619478f796eddbba6e39502fe941b285dd97b1 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 4 May 2024 20:00:34 +0200 Subject: Adding upstream version 1:10.11.6. Signed-off-by: Daniel Baumann --- mysql-test/main/information_schema2.test | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 mysql-test/main/information_schema2.test (limited to 'mysql-test/main/information_schema2.test') diff --git a/mysql-test/main/information_schema2.test b/mysql-test/main/information_schema2.test new file mode 100644 index 00000000..d2fa3da2 --- /dev/null +++ b/mysql-test/main/information_schema2.test @@ -0,0 +1,19 @@ + +# +# MDEV-4029 SELECT on information_schema using a subquery locks up the information_schema table due to incorrect mutexes handling +# +select variable_name from information_schema.session_status where variable_name = +(select variable_name from information_schema.session_status where variable_name = 'uptime'); +select variable_name from information_schema.session_variables where variable_name = +(select variable_name from information_schema.session_variables where variable_name = 'basedir'); + +# +# MDEV-8796 Delete with sub query with information_schema.TABLES deletes too many rows +# +create table t1 (x int); +create table t2 (x int); +create table t3 (x int); +create table t4 AS select table_name from information_schema.TABLES where table_schema = database() and table_type = 'BASE TABLE' ; +delete from t4 where table_name not in (select table_name from information_schema.TABLES where table_schema = database() and table_type = 'BASE TABLE'); +select * from t4 order by table_name; +drop table t1, t2, t3, t4; -- cgit v1.2.3