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#
# Testing sequence in DEFAULT clause
#
--source include/have_sequence.inc
drop table if exists t1,s1,s2;
drop view if exists v1;
--echo #
--echo # Test DEFAULT
--echo #
CREATE SEQUENCE s1 nocache engine=myisam;
CREATE table t1 (a int default next value for s1, b int);
show create table t1;
insert into t1 SET b=1;
insert into t1 SET b=2;
insert into t1 (b) values (3),(4);
select * from t1;
update t1 set b=5 where a=1;
delete from t1 where b=1;
select * from t1;
--echo #
--echo # Executing DEFAULT function
--echo #
INSERT into t1 values(default(a),10);
INSERT into t1 values(default(a),default(a));
update t1 set a=default(a), b=12 where b=2;
select * from t1;
select default(a), a, b from t1;
select * from s1;
select * from t1 where default(a) > 0;
select * from s1;
--echo #
--echo # View
--echo #
create view v1 as select * from t1;
insert into v1 set b=20;
select * from v1;
drop view v1;
--echo #
--echo # Alter table
--echo #
CREATE SEQUENCE s2 nocache engine=myisam;
alter table t1 add column c int default next value for s2, add column d int default previous value for s2;
show create table t1;
select * from t1;
drop sequence s2;
show create table t1;
drop table t1;
drop sequence s1;
--echo #
--echo # LOCK TABLES
--echo #
CREATE SEQUENCE s1 nocache engine=myisam;
CREATE table t1 (a int default next value for s1, b int);
insert into t1 (b) values (3),(4);
LOCK TABLE t1 WRITE;
--error ER_TABLE_NOT_LOCKED
insert into t1 (b) values (5),(6);
UNLOCK TABLES;
LOCK TABLE t1 WRITE, s1 WRITE;
insert into t1 (b) values (5),(6);
select default(a) from t1;
UNLOCK TABLES;
LOCK TABLE t1 READ;
--error ER_TABLE_NOT_LOCKED
insert into t1 (b) values (5),(6);
--error ER_TABLE_NOT_LOCKED
select default(a) from t1;
UNLOCK TABLES;
LOCK TABLE t1 READ, s1 read;
--error ER_TABLE_NOT_LOCKED_FOR_WRITE
insert into t1 (b) values (5),(6);
--error ER_TABLE_NOT_LOCKED_FOR_WRITE
select default(a) from t1;
UNLOCK TABLES;
drop table t1;
drop sequence s1;
--echo #
--echo # Testing prepared statements
--echo #
CREATE or replace SEQUENCE s1 nocache engine=myisam;
CREATE or replace table t1 (a int default next value for s1, b int);
PREPARE stmt FROM "insert into t1 (b) values(?)";
execute stmt using 1;
execute stmt using 2;
execute stmt using 3;
select * from t1;
drop table t1,s1;
deallocate prepare stmt;
--echo #
--echo # Wrong usage of default
--echo #
--error ER_NO_SUCH_TABLE
CREATE table t1 (a int default next value for s1, b int);
CREATE SEQUENCE s1 nocache engine=myisam;
CREATE table t1 (a int default next value for s1, b int);
DROP SEQUENCE s1;
--error ER_NO_SUCH_TABLE
insert into t1 (b) values (5),(6);
--error ER_NO_SUCH_TABLE
ALTER TABLE t1 add column c int;
CREATE SEQUENCE s1 nocache engine=myisam;
ALTER TABLE t1 add column c int;
--error ER_NO_SUCH_TABLE
ALTER TABLE t1 add column d int default next value for s_not_exits;
drop table t1;
drop sequence s1;
--echo #
--echo # MDEV 22785 Crash with prepared statements and NEXTVAL()
--echo #
CREATE SEQUENCE s;
CREATE TABLE t1 (id int NOT NULL DEFAULT NEXTVAL(s), PRIMARY KEY (id));
PREPARE stmt FROM " INSERT INTO t1 () values ()";
INSERT INTO t1 () values ();
EXECUTE stmt;
# Cleanup
DROP TABLE t1;
DROP SEQUENCE s;
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