mariadb/mysql-test/suite/sql_sequence/concurrent_create.test

--source include/have_sequence.inc
--source include/have_innodb.inc

#
# MDEV-15149 Assorted assertion failures upon concurrent creating / querying
# sequences (same test case)
#

CREATE SEQUENCE s1 ENGINE=InnoDB;
CREATE SEQUENCE s2 ENGINE=InnoDB;

--connect (con1,localhost,root,,test)
--send CREATE TABLE s3 LIKE s2;

--connection default
CREATE SEQUENCE s4 ENGINE=InnoDB;
SELECT * from s1 WHERE start_value IN (SELECT start_value FROM s2);

--connection con1
--reap

# Cleanup
--disconnect con1
--connection default
DROP SEQUENCE s1, s2, s3, s4;

#
# Check prepared statements
#

CREATE SEQUENCE s1 ENGINE=InnoDB;
PREPARE stmt FROM "CREATE TABLE s2 LIKE s1";
execute stmt;
drop table s2;
execute stmt;
drop table s2;
execute stmt;
select * from s2;
DROP SEQUENCE s1, s2;

#
# MDEV-15117 Server crashes in in open_and_process_table or ASAN
# heap-use-after-free in is_temporary_table upon creating/flushing sequences
#

CREATE SEQUENCE s1 ENGINE=InnoDB;
--connect (con1,localhost,root,,test)
--send CREATE TABLE s2 LIKE s1;
--connection default
FLUSH TABLES;

# Cleanup
--connection con1
--reap
--disconnect con1
--connection default

DROP TABLE s1,s2;

#
# MDEV-24545 Sequence created by one connection remains invisible to another
#
CREATE TABLE t1 (a INT) ENGINE=InnoDB;
START TRANSACTION WITH CONSISTENT SNAPSHOT;

--connect (con1,localhost,root,,test)
CREATE SEQUENCE s1 ENGINE=InnoDB;
FLUSH TABLES;
--disconnect con1

--connection default
--disable_ps2_protocol
SELECT NEXTVAL(s1);
--enable_ps2_protocol
COMMIT;

# Cleanup
DROP TABLE t1;
DROP SEQUENCE s1;

--echo #
--echo # MDEV-28152 Features for sequence
--echo #

CREATE SEQUENCE s1 as mediumint unsigned ENGINE=InnoDB;
PREPARE stmt FROM "CREATE TABLE s2 LIKE s1";
execute stmt;
drop table s2;
execute stmt;
show create sequence s2;
drop table s2;
execute stmt;
select * from s2;
DROP SEQUENCE s1, s2;

--echo #
--echo # End of 11.5 tests
--echo #