mariadb/mysql-test/main/alter_table_combinations.result

set @save_default_engine= @@default_storage_engine;
#
# MDEV-25803 Inplace ALTER breaks MyISAM/Aria tables when order of keys is changed
#
create or replace table t1 (x int, y int, unique (y), unique (x), primary key(x)) engine myisam;
alter table t1 change x xx int, algorithm=inplace;
check table t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
create or replace table t1 (x int, y int, unique (y), unique (x), primary key(x));
alter table t1 change x xx int, algorithm=inplace;
check table t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
drop table t1;
#
# End of 10.3 tests
#
#
# MDEV-16290 ALTER TABLE ... RENAME COLUMN syntax
#
CREATE TABLE t1(a INT, b VARCHAR(30), c FLOAT);
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` varchar(30) DEFAULT NULL,
  `c` float DEFAULT NULL
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
INSERT INTO t1 VALUES(1,'abcd',1.234);
CREATE TABLE t2(a INT, b VARCHAR(30), c FLOAT) ENGINE=MyIsam;
SHOW CREATE TABLE t2;
Table	Create Table
t2	CREATE TABLE `t2` (
  `a` int(11) DEFAULT NULL,
  `b` varchar(30) DEFAULT NULL,
  `c` float DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
INSERT INTO t2 VALUES(1,'abcd',1.234);
ALTER TABLE t1 RENAME COLUMN a TO a;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` varchar(30) DEFAULT NULL,
  `c` float DEFAULT NULL
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t1 RENAME COLUMN a TO m;
ALTER TABLE t1 RENAME COLUMN a TO m;
ERROR 42S22: Unknown column 'a' in 't1'
ALTER TABLE t1 RENAME COLUMN IF EXISTS a TO m;
Warnings:
Note	1054	Unknown column 'a' in 't1'
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `m` int(11) DEFAULT NULL,
  `b` varchar(30) DEFAULT NULL,
  `c` float DEFAULT NULL
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
SELECT * FROM t1;
m	b	c
1	abcd	1.234
ALTER TABLE t1 RENAME COLUMN m TO x,
RENAME COLUMN b TO y,
RENAME COLUMN c TO z;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `x` int(11) DEFAULT NULL,
  `y` varchar(30) DEFAULT NULL,
  `z` float DEFAULT NULL
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
SELECT * FROM t1;
x	y	z
1	abcd	1.234
ALTER TABLE t2 RENAME COLUMN a TO d, RENAME COLUMN b TO e, RENAME COLUMN c to f;
SHOW CREATE TABLE t2;
Table	Create Table
t2	CREATE TABLE `t2` (
  `d` int(11) DEFAULT NULL,
  `e` varchar(30) DEFAULT NULL,
  `f` float DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
SELECT * FROM t2;
d	e	f
1	abcd	1.234
ALTER TABLE t1 CHANGE COLUMN x a INT, RENAME COLUMN y TO b;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` varchar(30) DEFAULT NULL,
  `z` float DEFAULT NULL
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t1 CHANGE COLUMN z c DOUBLE, RENAME COLUMN b to b;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` varchar(30) DEFAULT NULL,
  `c` double DEFAULT NULL
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t1 CHANGE COLUMN a b int, RENAME COLUMN b TO c, CHANGE COLUMN c d FLOAT;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `b` int(11) DEFAULT NULL,
  `c` varchar(30) DEFAULT NULL,
  `d` float DEFAULT NULL
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t1 ADD COLUMN zz INT, RENAME COLUMN d TO f;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `b` int(11) DEFAULT NULL,
  `c` varchar(30) DEFAULT NULL,
  `f` float DEFAULT NULL,
  `zz` int(11) DEFAULT NULL
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t1 DROP COLUMN zz, RENAME COLUMN c TO zz;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `b` int(11) DEFAULT NULL,
  `zz` varchar(30) DEFAULT NULL,
  `f` float DEFAULT NULL
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t1 RENAME COLUMN zz to c, DROP COLUMN f;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `b` int(11) DEFAULT NULL,
  `c` varchar(30) DEFAULT NULL
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t1 ADD COLUMN d INT DEFAULT 5, RENAME COLUMN c TO b, DROP COLUMN b;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `b` varchar(30) DEFAULT NULL,
  `d` int(11) DEFAULT 5
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t1 RENAME COLUMN b TO d, RENAME COLUMN d TO b;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `d` varchar(30) DEFAULT NULL,
  `b` int(11) DEFAULT 5
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t1 ADD KEY(b);
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `d` varchar(30) DEFAULT NULL,
  `b` int(11) DEFAULT 5,
  KEY `b` (`b`)
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t1 RENAME COLUMN b TO bb;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `d` varchar(30) DEFAULT NULL,
  `bb` int(11) DEFAULT 5,
  KEY `b` (`bb`)
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
SELECT * FROM t1;
d	bb
abcd	5
CREATE TABLE t3(a int, b int, KEY(b));
ALTER TABLE t3 ADD CONSTRAINT FOREIGN KEY(b) REFERENCES t1(bb);
SHOW CREATE TABLE t3;
Table	Create Table
t3	CREATE TABLE `t3` (
  `a` int(11) DEFAULT NULL,
  `b` int(11) DEFAULT NULL,
  KEY `b` (`b`),
  CONSTRAINT `t3_ibfk_1` FOREIGN KEY (`b`) REFERENCES `t1` (`bb`)
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t1 RENAME COLUMN bb TO b;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `d` varchar(30) DEFAULT NULL,
  `b` int(11) DEFAULT 5,
  KEY `b` (`b`)
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t3 RENAME COLUMN b TO c;
SHOW CREATE TABLE t3;
Table	Create Table
t3	CREATE TABLE `t3` (
  `a` int(11) DEFAULT NULL,
  `c` int(11) DEFAULT NULL,
  KEY `b` (`c`),
  CONSTRAINT `t3_ibfk_1` FOREIGN KEY (`c`) REFERENCES `t1` (`b`)
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
CREATE TABLE t4(a int);
ALTER TABLE t4 RENAME COLUMN a TO aa, ALGORITHM = INPLACE;
SHOW CREATE TABLE t4;
Table	Create Table
t4	CREATE TABLE `t4` (
  `aa` int(11) DEFAULT NULL
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t4 RENAME COLUMN aa TO a, ALGORITHM = COPY;
SHOW CREATE TABLE t4;
Table	Create Table
t4	CREATE TABLE `t4` (
  `a` int(11) DEFAULT NULL
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
DROP TABLE t4;
CREATE VIEW v1 AS SELECT d,e,f FROM t2;
CREATE TRIGGER trg1 BEFORE UPDATE on t2 FOR EACH ROW SET NEW.d=OLD.d + 10;
CREATE PROCEDURE sp1() INSERT INTO t2(d) VALUES(10);
ALTER TABLE t2 RENAME COLUMN d TO g;
SHOW CREATE TABLE t2;
Table	Create Table
t2	CREATE TABLE `t2` (
  `g` int(11) DEFAULT NULL,
  `e` varchar(30) DEFAULT NULL,
  `f` float DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
SHOW CREATE VIEW v1;
View	Create View	character_set_client	collation_connection
v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `test`.`t2`.`d` AS `d`,`test`.`t2`.`e` AS `e`,`test`.`t2`.`f` AS `f` from `t2`	latin1	latin1_swedish_ci
Warnings:
Warning	1356	View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
SELECT * FROM v1;
ERROR HY000: View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
UPDATE t2 SET f = f + 10;
ERROR 42S22: Unknown column 'd' in 'NEW'
CALL sp1();
ERROR 42S22: Unknown column 'd' in 'field list'
DROP TRIGGER trg1;
DROP PROCEDURE sp1;
CREATE TABLE t_gen(a INT, b DOUBLE GENERATED ALWAYS AS (SQRT(a)));
INSERT INTO t_gen(a) VALUES(4);
SELECT * FROM t_gen;
a	b
4	2
SHOW CREATE TABLE t_gen;
Table	Create Table
t_gen	CREATE TABLE `t_gen` (
  `a` int(11) DEFAULT NULL,
  `b` double GENERATED ALWAYS AS (sqrt(`a`)) VIRTUAL
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t_gen RENAME COLUMN a TO c, CHANGE COLUMN b b DOUBLE GENERATED ALWAYS AS (SQRT(c));
SELECT * FROM t_gen;
c	b
4	2
SHOW CREATE TABLE t_gen;
Table	Create Table
t_gen	CREATE TABLE `t_gen` (
  `c` int(11) DEFAULT NULL,
  `b` double GENERATED ALWAYS AS (sqrt(`c`)) VIRTUAL
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t_gen CHANGE COLUMN c x INT;
show create table t_gen;
Table	Create Table
t_gen	CREATE TABLE `t_gen` (
  `x` int(11) DEFAULT NULL,
  `b` double GENERATED ALWAYS AS (sqrt(`x`)) VIRTUAL
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t_gen RENAME COLUMN x TO a;
DROP TABLE t_gen;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `d` varchar(30) DEFAULT NULL,
  `b` int(11) DEFAULT 5,
  KEY `b` (`b`)
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
ALTER TABLE t1 RENAME COLUMN b z;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'z' at line 1
ALTER TABLE t1 RENAME COLUMN FROM b TO z;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'FROM b TO z' at line 1
ALTER TABLE t1 RENAME COLUMN b TO 1;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '1' at line 1
ALTER TABLE t1 RENAME COLUMN b TO e, RENAME COLUMN c TO e;
ERROR 42S22: Unknown column 'c' in 't1'
ALTER TABLE t1 ADD COLUMN z INT, RENAME COLUMN b TO z;
ERROR 42S21: Duplicate column name 'z'
ALTER TABLE t1 DROP COLUMN b, RENAME COLUMN b TO z;
ERROR 42S22: Unknown column 'b' in 't1'
ALTER TABLE t1 RENAME COLUMN b TO b, RENAME COLUMN b TO b;
ERROR 42S22: Unknown column 'b' in 't1'
ALTER TABLE t1 RENAME COLUMN b TO c3, DROP COLUMN c3;
ERROR 42000: Can't DROP COLUMN `c3`; check that it exists
ALTER TABLE t1 ADD COLUMN z INT, CHANGE COLUMN z y INT, DROP COLUMN y;
ERROR 42S22: Unknown column 'z' in 't1'
ALTER TABLE t1 ADD COLUMN z INT, RENAME COLUMN z TO y, DROP COLUMN y;
ERROR 42S22: Unknown column 'z' in 't1'
ALTER TABLE t1 RENAME COLUMN b TO `nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn`;
ERROR 42000: Incorrect column name 'nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn'
ALTER TABLE t1 CHANGE b `nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn` int;
ERROR 42000: Identifier name 'nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn' is too long
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `d` varchar(30) DEFAULT NULL,
  `b` int(11) DEFAULT 5,
  KEY `b` (`b`)
) ENGINE=DEFAULT_ENGINE DEFAULT CHARSET=latin1
SELECT * FROM t1;
d	b
abcd	5
DROP VIEW v1;
DROP TABLE t3,t1,t2;
#
# MDEV-25803 Inplace ALTER breaks MyISAM/Aria tables when order of keys is changed
#
create or replace table t1 (x int, y int, unique (y), unique (x), primary key(x)) engine myisam;
alter table t1 change x xx int, algorithm=inplace;
check table t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
create or replace table t1 (x int, y int, unique (y), unique (x), primary key(x));
alter table t1 change x xx int, algorithm=inplace;
check table t1;
Table	Op	Msg_type	Msg_text
test.t1	check	status	OK
drop table t1;
#
# End of 10.5 tests
#
set @@default_storage_engine= @save_default_engine;