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drop database if exists mysqltest1;
create schema foo;
show create schema foo;
Database Create Database
foo CREATE DATABASE `foo` /*!40100 DEFAULT CHARACTER SET latin1 */
show schemas;
Database
information_schema
foo
mtr
mysql
performance_schema
test
drop schema foo;
#
# Bug #48940 MDL deadlocks against mysql_rm_db
#
DROP SCHEMA IF EXISTS schema1;
# Connection default
CREATE SCHEMA schema1;
CREATE TABLE schema1.t1 (a INT);
SET autocommit= FALSE;
INSERT INTO schema1.t1 VALUES (1);
# Connection 2
DROP SCHEMA schema1;
# Connection default
ALTER SCHEMA schema1 DEFAULT CHARACTER SET utf8;
Got one of the listed errors
SET autocommit= TRUE;
# Connection 2
# Connection default
#
# Bug #49988 MDL deadlocks with mysql_create_db, reload_acl_and_cache
#
DROP SCHEMA IF EXISTS schema1;
# Connection default
CREATE SCHEMA schema1;
CREATE TABLE schema1.t1 (id INT);
LOCK TABLE schema1.t1 WRITE;
# Connection con2
DROP SCHEMA schema1;
# Connection default
# CREATE SCHEMA used to give a deadlock.
# Now we prohibit CREATE SCHEMA in LOCK TABLES mode.
CREATE SCHEMA IF NOT EXISTS schema1;
ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
# UNLOCK TABLES so DROP SCHEMA can continue.
UNLOCK TABLES;
# Connection con2
# Connection default
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