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innodb-alter-timestamp.result
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innodb-alter-timestamp.result
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CREATE TABLE t1 (i1 INT UNSIGNED NULL DEFAULT 42) ENGINE=innodb;
INSERT INTO t1 VALUES(NULL);
ALTER TABLE t1 CHANGE i1 i1 INT UNSIGNED NOT NULL DEFAULT rand(),
ALGORITHM=INPLACE;
ERROR 01000: Data truncated for column 'i1' at row 1
ALTER TABLE t1 CHANGE i1 i1 INT UNSIGNED NOT NULL DEFAULT rand(),
ALGORITHM=COPY;
ERROR 01000: Data truncated for column 'i1' at row 1
ALTER TABLE t1 CHANGE i1 id INT UNSIGNED NOT NULL AUTO_INCREMENT,
ADD PRIMARY KEY(id), ALGORITHM=INPLACE;
ERROR 0A000: ALGORITHM=INPLACE is not supported. Reason: Cannot change column type. Try ALGORITHM=COPY
ALTER IGNORE TABLE t1 ADD PRIMARY KEY(i1), ALGORITHM=INPLACE;
ERROR 0A000: ALGORITHM=INPLACE is not supported. Reason: Creating unique indexes with IGNORE requires COPY algorithm to remove duplicate rows. Try ALGORITHM=COPY
SET @old_sql_mode = @@sql_mode;
SET sql_mode = '';
ALTER TABLE t1 ADD PRIMARY KEY(i1), ALGORITHM=INPLACE;
affected rows: 0
info: Records: 0 Duplicates: 0 Warnings: 1
Warnings:
Warning 1265 Data truncated for column 'i1' at row 1
SET sql_mode = @old_sql_mode;
ALTER TABLE t1 CHANGE i1 id INT UNSIGNED NOT NULL AUTO_INCREMENT;
affected rows: 1
info: Records: 1 Duplicates: 0 Warnings: 0
SELECT * FROM t1;
id
42
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`id` int(10) unsigned NOT NULL AUTO_INCREMENT,
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=43 DEFAULT CHARSET=latin1
DROP TABLE t1;
CREATE TABLE t1 (i1 INT UNSIGNED NOT NULL, d1 TIMESTAMP NULL) ENGINE=InnoDB;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i1` int(10) unsigned NOT NULL,
`d1` timestamp NULL DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1
INSERT INTO t1 (i1) VALUES (1), (2), (3), (4), (5);
select * from t1;
i1 d1
1 NULL
2 NULL
3 NULL
4 NULL
5 NULL
set sql_mode = 'STRICT_ALL_TABLES,NO_ZERO_DATE';
ALTER TABLE t1 CHANGE d1 d1 TIMESTAMP NULL DEFAULT '2017-05-08 16:23:45',
ALGORITHM=INPLACE;
SELECT DISTINCT d1 FROM t1;
d1
NULL
ALTER TABLE t1 CHANGE d1 d1 TIMESTAMP NULL DEFAULT '2017-05-08 16:32:45',
ALGORITHM=COPY;
SELECT DISTINCT d1 FROM t1;
d1
NULL
ALTER TABLE t1 CHANGE d1 d1 TIMESTAMP DEFAULT '2017-05-08 16:32:54';
affected rows: 5
info: Records: 5 Duplicates: 0 Warnings: 0
# Note: NULL was changed to CURRENT_TIMESTAMP(),
# not the specified constant DEFAULT value!
SELECT COUNT(DISTINCT d1),COUNT(d1),COUNT(*) FROM t1;
COUNT(DISTINCT d1) COUNT(d1) COUNT(*)
1 5 5
SELECT DISTINCT (CURRENT_TIMESTAMP()-d1) <= 60 FROM t1;
(CURRENT_TIMESTAMP()-d1) <= 60
1
drop table t1;
CREATE TABLE t1 (
`i1` INT(10) UNSIGNED NOT NULL,
`d1` TIMESTAMP NULL DEFAULT NULL
) ENGINE=innodb;
INSERT INTO t1 (i1) VALUES (1), (2), (3), (4), (5);
ALTER TABLE t1 CHANGE d1 d1 TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP;
affected rows: 5
info: Records: 5 Duplicates: 0 Warnings: 0
ALTER TABLE t1 ADD COLUMN w1 varchar(20) NULL DEFAULT USER();
affected rows: 0
info: Records: 0 Duplicates: 0 Warnings: 0
ALTER TABLE t1 CHANGE w1 u1 varchar(30) NULL DEFAULT substr(USER(),1);
affected rows: 0
info: Records: 0 Duplicates: 0 Warnings: 0
SELECT u1, COUNT(DISTINCT d1) FROM t1 GROUP BY u1;
u1 COUNT(DISTINCT d1)
root@localhost 1
ALTER TABLE t1 ADD COLUMN d2 TIMESTAMP DEFAULT '2017-05-08 16:23:45',
LOCK=NONE;
affected rows: 0
info: Records: 0 Duplicates: 0 Warnings: 0
ALTER TABLE t1 ADD COLUMN d3 TIMESTAMP DEFAULT d1, LOCK=NONE;
ERROR 0A000: LOCK=NONE is not supported for this operation. Try LOCK=SHARED
ALTER TABLE t1 ADD COLUMN d3 TIMESTAMP DEFAULT d1, ALGORITHM=INPLACE;
ERROR 0A000: ALGORITHM=INPLACE is not supported for this operation. Try ALGORITHM=COPY
ALTER TABLE t1 ADD COLUMN d3 TIMESTAMP DEFAULT d1;
affected rows: 5
info: Records: 5 Duplicates: 0 Warnings: 0
SELECT d1-d3, d2 FROM t1;
d1-d3 d2
0 2017-05-08 16:23:45
0 2017-05-08 16:23:45
0 2017-05-08 16:23:45
0 2017-05-08 16:23:45
0 2017-05-08 16:23:45
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`i1` int(10) unsigned NOT NULL,
`d1` timestamp NOT NULL DEFAULT current_timestamp(),
`u1` varchar(30) DEFAULT substr(user(),1),
`d2` timestamp NOT NULL DEFAULT '2017-05-08 16:23:45',
`d3` timestamp NOT NULL DEFAULT `d1`
) ENGINE=InnoDB DEFAULT CHARSET=latin1
ALTER TABLE t1 ADD COLUMN d4 TIMESTAMP DEFAULT CURRENT_TIMESTAMP;
affected rows: 0
info: Records: 0 Duplicates: 0 Warnings: 0
SELECT COUNT(DISTINCT d4),COUNT(d4),COUNT(*) FROM t1;
COUNT(DISTINCT d4) COUNT(d4) COUNT(*)
1 5 5
SELECT DISTINCT (CURRENT_TIMESTAMP()-d4) <= 60 FROM t1;
(CURRENT_TIMESTAMP()-d4) <= 60
1
DROP TABLE t1;
CREATE TABLE t1(f1 int) ENGINE=InnoDB;
INSERT INTO t1 SELECT * FROM seq_1_to_4096;
connect purge_control,localhost,root,,;
START TRANSACTION WITH CONSISTENT SNAPSHOT;
connection default;
DELETE FROM t1;
SET sql_mode='STRICT_ALL_TABLES,STRICT_TRANS_TABLES,NO_ZERO_DATE';
ALTER TABLE t1 ADD f2 DATE NOT NULL, ALGORITHM=INPLACE;
INSERT INTO t1 VALUES (1, now());
Warnings:
Note 1265 Data truncated for column 'f2' at row 1
ALTER TABLE t1 ADD f3 DATE NOT NULL, ALGORITHM=INPLACE;
ERROR 0A000: ALGORITHM=INPLACE is not supported for this operation. Try ALGORITHM=COPY
DROP TABLE t1;
disconnect purge_control;
#
# MDEV-26458 SIGSEGV in innobase_table_is_empty() on ALTER TABLE
#
CREATE TABLE t(a INT PRIMARY KEY) ENGINE=InnoDB;
ALTER TABLE t DISCARD TABLESPACE;
SET sql_mode='NO_ZERO_DATE';
ALTER TABLE t ADD c DATE NOT NULL;
SET sql_mode=DEFAULT;
DROP TABLE t;
# End of 10.3 tests