mirror of
https://github.com/MariaDB/server.git
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322 lines
10 KiB
Text
322 lines
10 KiB
Text
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 HY000: Function or expression 'select ...' cannot be used in the CHECK clause of `a`
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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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