9eb3edb1dc
CHECK constraint uses caching items and the value is cached even in case of error. At the second execution the cached value is taken and the error is not thrown. The fix does not cache value in case error was thrown during value retrieval.
381 lines
13 KiB
Plaintext
381 lines
13 KiB
Plaintext
set @save_check_constraint=@@check_constraint_checks;
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create table t1 (a int check(a>10), b int check (b > 20), constraint `min` check (a+b > 100), constraint `max` check (a+b <500)) engine=myisam;
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) DEFAULT NULL CHECK (`a` > 10),
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`b` int(11) DEFAULT NULL CHECK (`b` > 20),
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CONSTRAINT `min` CHECK (`a` + `b` > 100),
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CONSTRAINT `max` CHECK (`a` + `b` < 500)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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insert into t1 values (100,100);
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insert into t1 values (1,1);
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ERROR 23000: CONSTRAINT `t1.a` failed for `test`.`t1`
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insert into t1 values (20,1);
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ERROR 23000: CONSTRAINT `t1.b` failed for `test`.`t1`
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insert into t1 values (20,30);
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ERROR 23000: CONSTRAINT `min` failed for `test`.`t1`
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insert into t1 values (500,500);
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ERROR 23000: CONSTRAINT `max` failed for `test`.`t1`
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insert into t1 values (101,101),(102,102),(600,600),(103,103);
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ERROR 23000: CONSTRAINT `max` failed for `test`.`t1`
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select * from t1;
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a b
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100 100
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101 101
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102 102
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truncate table t1;
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insert ignore into t1 values (101,101),(102,102),(600,600),(103,103);
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Warnings:
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Warning 4025 CONSTRAINT `max` failed for `test`.`t1`
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select * from t1;
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a b
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101 101
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102 102
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103 103
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set check_constraint_checks=0;
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truncate table t1;
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insert into t1 values (101,101),(102,102),(600,600),(103,103);
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select * from t1;
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a b
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101 101
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102 102
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600 600
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103 103
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set check_constraint_checks=@save_check_constraint;
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alter table t1 add c int default 0 check (c < 10);
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ERROR 23000: CONSTRAINT `max` failed for `test`.`t1`
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set check_constraint_checks=0;
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alter table t1 add c int default 0 check (c < 10);
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alter table t1 add check (a+b+c < 500);
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set check_constraint_checks=@save_check_constraint;
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) DEFAULT NULL CHECK (`a` > 10),
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`b` int(11) DEFAULT NULL CHECK (`b` > 20),
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`c` int(11) DEFAULT 0 CHECK (`c` < 10),
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CONSTRAINT `min` CHECK (`a` + `b` > 100),
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CONSTRAINT `max` CHECK (`a` + `b` < 500),
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CONSTRAINT `CONSTRAINT_1` CHECK (`a` + `b` + `c` < 500)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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insert into t1 values(105,105,105);
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ERROR 23000: CONSTRAINT `t1.c` failed for `test`.`t1`
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insert into t1 values(249,249,9);
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ERROR 23000: CONSTRAINT `CONSTRAINT_1` failed for `test`.`t1`
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insert into t1 values(105,105,9);
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select * from t1;
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a b c
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101 101 0
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102 102 0
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600 600 0
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103 103 0
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105 105 9
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create table t2 like t1;
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show create table t2;
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Table Create Table
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t2 CREATE TABLE `t2` (
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`a` int(11) DEFAULT NULL CHECK (`a` > 10),
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`b` int(11) DEFAULT NULL CHECK (`b` > 20),
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`c` int(11) DEFAULT 0 CHECK (`c` < 10),
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CONSTRAINT `min` CHECK (`a` + `b` > 100),
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CONSTRAINT `max` CHECK (`a` + `b` < 500),
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CONSTRAINT `CONSTRAINT_1` CHECK (`a` + `b` + `c` < 500)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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alter table t2 drop constraint c;
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ERROR 42000: Can't DROP CONSTRAINT `c`; check that it exists
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alter table t2 drop constraint if exists c;
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Warnings:
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Note 1091 Can't DROP CONSTRAINT `c`; check that it exists
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alter table t2 drop constraint min;
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show create table t2;
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Table Create Table
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t2 CREATE TABLE `t2` (
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`a` int(11) DEFAULT NULL CHECK (`a` > 10),
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`b` int(11) DEFAULT NULL CHECK (`b` > 20),
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`c` int(11) DEFAULT 0 CHECK (`c` < 10),
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CONSTRAINT `max` CHECK (`a` + `b` < 500),
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CONSTRAINT `CONSTRAINT_1` CHECK (`a` + `b` + `c` < 500)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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drop table t1,t2;
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create or replace table t1 (a int, b int, constraint check (a>b));
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) DEFAULT NULL,
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CONSTRAINT `CONSTRAINT_1` CHECK (`a` > `b`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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create or replace table t1 (a int, b int,
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constraint CONSTRAINT_1 check (a>1),
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constraint check (b>1));
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) DEFAULT NULL,
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CONSTRAINT `CONSTRAINT_1` CHECK (`a` > 1),
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CONSTRAINT `CONSTRAINT_2` CHECK (`b` > 1)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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create or replace table t1 (a int, b int,
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constraint CONSTRAINT_1 check (a>1),
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constraint check (b>1),
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constraint CONSTRAINT_2 check (a>b));
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) DEFAULT NULL,
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CONSTRAINT `CONSTRAINT_1` CHECK (`a` > 1),
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CONSTRAINT `CONSTRAINT_3` CHECK (`b` > 1),
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CONSTRAINT `CONSTRAINT_2` CHECK (`a` > `b`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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drop table t1;
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create table t1(c1 int, c2 int as (c1 + 1), check (c2 > 2));
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insert into t1(c1) values(1);
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ERROR 23000: CONSTRAINT `CONSTRAINT_1` failed for `test`.`t1`
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insert into t1(c1) values(2);
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drop table t1;
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create or replace table t1( c1 int auto_increment primary key, check( c1 > 0 or c1 is null ) );
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ERROR HY000: Function or expression 'AUTO_INCREMENT' cannot be used in the CHECK clause of `c1`
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create table t1 (a int check (@b in (select user from mysql.user)));
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ERROR 42000: CHECK does not support subqueries or stored functions
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create table t1 (a int check (a > @b));
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ERROR HY000: Function or expression '@b' cannot be used in the CHECK clause of `a`
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create table t1 (a int check (a = 1));
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insert t1 values (1);
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insert t1 values (2);
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ERROR 23000: CONSTRAINT `t1.a` failed for `test`.`t1`
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insert t1 values (NULL);
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select * from t1;
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a
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1
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NULL
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drop table t1;
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create table t1 (id int auto_increment primary key, datecol datetime, check (datecol>'0001-01-01 00:00:00'));
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insert into t1 (datecol) values (now());
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insert into t1 (datecol) values (now());
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drop table t1;
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CREATE TABLE t1 (
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EmployeeID SMALLINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
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FirstName VARCHAR(30) NOT NULL CHECK (CHAR_LENGTH(FirstName > 2))
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);
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INSERT INTO t1 VALUES (NULL, 'Ken');
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ERROR 22007: Truncated incorrect DECIMAL value: 'Ken'
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SHOW WARNINGS;
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Level Code Message
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Error 1292 Truncated incorrect DECIMAL value: 'Ken'
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Error 4025 CONSTRAINT `t1.FirstName` failed for `test`.`t1`
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INSERT INTO t1 VALUES (NULL, 'Ken'),(NULL, 'Brian');
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ERROR 22007: Truncated incorrect DECIMAL value: 'Ken'
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SHOW WARNINGS;
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Level Code Message
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Error 1292 Truncated incorrect DECIMAL value: 'Ken'
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Error 4025 CONSTRAINT `t1.FirstName` failed for `test`.`t1`
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INSERT IGNORE INTO t1 VALUES (NULL, 'Ken');
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Warnings:
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Warning 1292 Truncated incorrect DECIMAL value: 'Ken'
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INSERT IGNORE INTO t1 VALUES (NULL, 'Ken'),(NULL, 'Brian');
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Warnings:
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Warning 1292 Truncated incorrect DECIMAL value: 'Ken'
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Warning 1292 Truncated incorrect DECIMAL value: 'Brian'
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set sql_mode="";
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INSERT INTO t1 VALUES (NULL, 'Ken');
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Warnings:
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Warning 1292 Truncated incorrect DECIMAL value: 'Ken'
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INSERT INTO t1 VALUES (NULL, 'Ken'),(NULL, 'Brian');
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Warnings:
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Warning 1292 Truncated incorrect DECIMAL value: 'Ken'
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Warning 1292 Truncated incorrect DECIMAL value: 'Brian'
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set sql_mode=default;
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select * from t1;
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EmployeeID FirstName
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1 Ken
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2 Ken
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3 Brian
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4 Ken
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5 Ken
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6 Brian
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drop table t1;
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#
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# MDEV-16630: Ambiguous error message when check constraint
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# matches table name
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#
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use test;
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drop table if exists t;
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create table t(a int, b int check(b>0),
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constraint b check(a<b), constraint a check(a>0),
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constraint x check (a>10));
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show create table t;
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Table Create Table
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t CREATE TABLE `t` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) DEFAULT NULL CHECK (`b` > 0),
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CONSTRAINT `b` CHECK (`a` < `b`),
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CONSTRAINT `a` CHECK (`a` > 0),
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CONSTRAINT `x` CHECK (`a` > 10)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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# Field constraint 'b' will fail
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insert into t values (-1, 0);
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ERROR 23000: CONSTRAINT `t.b` failed for `test`.`t`
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# Table constraint 'b' will fail
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insert into t values (1,1);
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ERROR 23000: CONSTRAINT `b` failed for `test`.`t`
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drop table t;
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create table t1 (a int auto_increment primary key, b int, check (b > 5));
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insert t1 (b) values (1);
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ERROR 23000: CONSTRAINT `CONSTRAINT_1` failed for `test`.`t1`
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insert t1 (b) values (10);
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select * from t1 where a is null;
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a b
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set sql_auto_is_null=1;
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select * from t1 where a is null;
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a b
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1 10
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insert t1 (b) values (1);
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ERROR 23000: CONSTRAINT `CONSTRAINT_1` failed for `test`.`t1`
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drop table t1;
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#
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# MDEV-25638 Assertion `!result' failed in convert_const_to_int
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#
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create table t1 (v1 bigint check (v1 not in ('x' , 'x111'))) ;
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Warnings:
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Warning 1292 Truncated incorrect DECIMAL value: 'x'
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Warning 1292 Truncated incorrect DECIMAL value: 'x111'
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select * from t1;
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v1
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Warnings:
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Warning 1292 Truncated incorrect DECIMAL value: 'x'
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Warning 1292 Truncated incorrect DECIMAL value: 'x111'
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select v1 from t1;
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v1
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select * from t1;
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v1
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prepare stmt from "select * from t1";
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execute stmt;
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v1
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execute stmt;
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v1
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flush tables;
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select * from t1;
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v1
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Warnings:
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Warning 1292 Truncated incorrect DECIMAL value: 'x'
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Warning 1292 Truncated incorrect DECIMAL value: 'x111'
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select * from t1;
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v1
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deallocate prepare stmt;
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drop table t1;
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#
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# MDEV-26061 MariaDB server crash at Field::set_default
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#
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create table t1 (v2 date check (v1 like default (v1)), v1 date default (from_days ('x')));
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Warnings:
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Warning 1292 Truncated incorrect INTEGER value: 'x'
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insert ignore into t1 values ( 'x' , 'x' ) ;
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Warnings:
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Warning 1265 Data truncated for column 'v2' at row 1
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Warning 1265 Data truncated for column 'v1' at row 1
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Warning 1292 Truncated incorrect INTEGER value: 'x'
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drop table t1;
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#
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# End of 10.2 tests
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#
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#
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# MDEV-26061 MariaDB server crash at Field::set_default
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#
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create table t1 (d timestamp not null default now() check (default (d) is true)) as select 1;
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`d` timestamp NOT NULL DEFAULT current_timestamp() CHECK (default(`d`) is true),
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`1` int(1) NOT NULL
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) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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drop table t1;
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#
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# End of 10.3 tests
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#
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#
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# MDEV-24274 ALTER TABLE with CHECK CONSTRAINTS gives "Out of Memory" error
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#
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create table t1 (id varchar(2), constraint id check (id regexp '[a-z]'));
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alter table t1 force;
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`id` varchar(2) DEFAULT NULL,
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CONSTRAINT `id` CHECK (`id` regexp '[a-z]')
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) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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drop table t1;
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#
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# MDEV-32586 incorrect error about cyclic reference about JSON type virtual column
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#
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create table t1 (a int, b json as (a));
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drop table t1;
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create table t1 (a int, b int as (a) check (b > 0));
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insert t1 (a) values (1);
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insert t1 (a) values (-1);
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ERROR 23000: CONSTRAINT `t1.b` failed for `test`.`t1`
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drop table t1;
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#
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# End of 10.4 tests
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#
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#
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# MDEV-36662 CHECK constraint does not repeat in case of error
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#
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create table t1 (d date check (d > 2020-01-01));
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insert into t1 values ('2023-12-05');
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ERROR 22007: Truncated incorrect datetime value: '2018'
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INSERT into t1 values ('2024-12-05');
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ERROR 22007: Truncated incorrect datetime value: '2018'
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create or replace table t1 (d time check (d > "a"));
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insert into t1 values ('22:30');
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ERROR 22007: Truncated incorrect time value: 'a'
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insert into t1 values ('23:30');
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ERROR 22007: Truncated incorrect time value: 'a'
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create or replace table t1 (d datetime check (d > "a"));
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insert into t1 values ('2023-12-05');
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ERROR 22007: Truncated incorrect datetime value: 'a'
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insert into t1 values ('2024-12-05');
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ERROR 22007: Truncated incorrect datetime value: 'a'
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create or replace table t1 (d timestamp check (d > "a"));
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insert into t1 values ('2023-12-05');
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ERROR 22007: Truncated incorrect datetime value: 'a'
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insert into t1 values ('2024-12-05');
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ERROR 22007: Truncated incorrect datetime value: 'a'
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create or replace table t1 (d year check (d > "a"));
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insert into t1 values ('2023');
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ERROR 22007: Truncated incorrect DECIMAL value: 'a'
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insert into t1 values ('2024');
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ERROR 22007: Truncated incorrect DECIMAL value: 'a'
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create or replace table t1 (d int check (d > "a"));
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insert into t1 values (0);
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ERROR 22007: Truncated incorrect DECIMAL value: 'a'
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insert into t1 values (1);
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ERROR 22007: Truncated incorrect DECIMAL value: 'a'
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create or replace table t1 (d real check (d > "a"));
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insert into t1 values (0.1);
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ERROR 22007: Truncated incorrect DOUBLE value: 'a'
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insert into t1 values (1.1);
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ERROR 22007: Truncated incorrect DOUBLE value: 'a'
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create or replace table t1 (d decimal check (d > "a"));
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insert into t1 values (0);
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ERROR 22007: Truncated incorrect DECIMAL value: 'a'
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insert into t1 values (1);
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ERROR 22007: Truncated incorrect DECIMAL value: 'a'
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create or replace table t1 (d bool check (d != "a"));
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insert into t1 values (0);
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ERROR 22007: Truncated incorrect DECIMAL value: 'a'
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insert into t1 values (1);
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ERROR 22007: Truncated incorrect DECIMAL value: 'a'
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drop table t1;
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create or replace table t1 (d varchar(30) check (d != 1));
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insert into t1 values ("a");
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ERROR 22007: Truncated incorrect DECIMAL value: 'a'
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insert into t1 values ("b");
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ERROR 22007: Truncated incorrect DECIMAL value: 'b'
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drop table t1;
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#
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# End of 10.11 tests
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#
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