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281 lines
7.4 KiB
Text
281 lines
7.4 KiB
Text
#
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# Check of check constraints
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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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insert into t1 values (100,100);
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--error ER_CONSTRAINT_FAILED
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insert into t1 values (1,1);
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--error ER_CONSTRAINT_FAILED
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insert into t1 values (20,1);
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--error ER_CONSTRAINT_FAILED
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insert into t1 values (20,30);
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--error ER_CONSTRAINT_FAILED
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insert into t1 values (500,500);
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--error ER_CONSTRAINT_FAILED
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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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truncate table t1;
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insert ignore into t1 values (101,101),(102,102),(600,600),(103,103);
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select * from t1;
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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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set check_constraint_checks=@save_check_constraint;
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--error ER_CONSTRAINT_FAILED
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alter table t1 add c int default 0 check (c < 10);
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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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--error ER_CONSTRAINT_FAILED
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insert into t1 values(105,105,105);
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--error ER_CONSTRAINT_FAILED
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insert into t1 values(249,249,9);
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insert into t1 values(105,105,9);
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select * from t1;
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create table t2 like t1;
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show create table t2;
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--error ER_CANT_DROP_FIELD_OR_KEY
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alter table t2 drop constraint c;
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alter table t2 drop constraint if exists c;
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alter table t2 drop constraint min;
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show create table t2;
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drop table t1,t2;
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#
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# check constraint name auto-generation:
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#
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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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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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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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drop table t1;
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#
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# MDEV-10370 Check constraints on virtual columns fails on INSERT when column not specified
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#
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create table t1(c1 int, c2 int as (c1 + 1), check (c2 > 2));
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--error ER_CONSTRAINT_FAILED
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insert into t1(c1) values(1);
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insert into t1(c1) values(2);
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drop table t1;
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#
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# MDEV-11117 CHECK constraint fails on intermediate step of ALTER
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#
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-- error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
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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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#
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# MDEV-12421 Check constraint with query crashes server and renders DB unusable
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#
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--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
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create table t1 (a int check (@b in (select user from mysql.user)));
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--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
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create table t1 (a int check (a > @b));
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#
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# MDEV-13596 CHECK constraints disallow NULL to pass through, violating SQL
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#
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create table t1 (a int check (a = 1));
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insert t1 values (1);
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--error ER_CONSTRAINT_FAILED
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insert t1 values (2);
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insert t1 values (NULL);
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select * from t1;
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drop table t1;
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#
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# MDEV-15141 Check constraint validation on a datetime field crashes the process
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#
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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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#
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# MDEV-15461 Check Constraints with binary logging makes insert inconsistent
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#
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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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--error ER_TRUNCATED_WRONG_VALUE
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INSERT INTO t1 VALUES (NULL, 'Ken');
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SHOW WARNINGS;
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--error ER_TRUNCATED_WRONG_VALUE
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INSERT INTO t1 VALUES (NULL, 'Ken'),(NULL, 'Brian');
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SHOW WARNINGS;
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INSERT IGNORE INTO t1 VALUES (NULL, 'Ken');
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INSERT IGNORE INTO t1 VALUES (NULL, 'Ken'),(NULL, 'Brian');
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set sql_mode="";
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INSERT INTO t1 VALUES (NULL, 'Ken');
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INSERT INTO t1 VALUES (NULL, 'Ken'),(NULL, 'Brian');
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set sql_mode=default;
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select * from t1;
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drop table t1;
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--echo #
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--echo # MDEV-16630: Ambiguous error message when check constraint
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--echo # matches table name
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--echo #
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use test;
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--disable_warnings
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drop table if exists t;
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--enable_warnings
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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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# Generate error when field constraint 'b' is violated
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--echo # Field constraint 'b' will fail
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--error ER_CONSTRAINT_FAILED
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insert into t values (-1, 0);
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# Generate error when table constraint 'b' is violated.
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--echo # Table constraint 'b' will fail
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--error ER_CONSTRAINT_FAILED
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insert into t values (1,1);
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drop table t;
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#
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# check constraints and auto_is_null typo
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#
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create table t1 (a int auto_increment primary key, b int, check (b > 5));
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--error ER_CONSTRAINT_FAILED
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insert t1 (b) values (1);
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insert t1 (b) values (10);
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select * from t1 where a is null;
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set sql_auto_is_null=1;
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#Enable after fix MDEV-31307
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--disable_ps2_protocol
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select * from t1 where a is null;
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--enable_ps2_protocol
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--error ER_CONSTRAINT_FAILED
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insert t1 (b) values (1);
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drop table t1;
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--echo #
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--echo # MDEV-25638 Assertion `!result' failed in convert_const_to_int
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--echo #
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--enable_prepare_warnings
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create table t1 (v1 bigint check (v1 not in ('x' , 'x111'))) ;
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select * from t1;
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select v1 from t1;
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select * from t1;
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prepare stmt from "select * from t1";
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execute stmt;
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execute stmt;
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flush tables;
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select * from t1;
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select * from t1;
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deallocate prepare stmt;
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drop table t1;
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--disable_prepare_warnings
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--echo #
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--echo # MDEV-26061 MariaDB server crash at Field::set_default
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--echo #
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create table t1 (v2 date check (v1 like default (v1)), v1 date default (from_days ('x')));
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insert ignore into t1 values ( 'x' , 'x' ) ;
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drop table t1;
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--echo #
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--echo # End of 10.2 tests
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--echo #
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--echo #
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--echo # MDEV-26061 MariaDB server crash at Field::set_default
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--echo #
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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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drop table t1;
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--echo #
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--echo # End of 10.3 tests
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--echo #
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--echo #
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--echo # MDEV-24274 ALTER TABLE with CHECK CONSTRAINTS gives "Out of Memory" error
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--echo #
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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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drop table t1;
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--echo #
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--echo # MDEV-32586 incorrect error about cyclic reference about JSON type virtual column
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--echo #
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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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--error ER_CONSTRAINT_FAILED
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insert t1 (a) values (-1);
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drop table t1;
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--echo #
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--echo # End of 10.4 tests
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--echo #
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--echo #
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--echo # MDEV-32439 INSERT IGNORE VALUES (one row) errors on constraint
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--echo #
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CREATE TABLE t1 (v1 varchar(10), v2 varchar(10), constraint unequal check (v1 != v2));
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INSERT IGNORE INTO t1 VALUES (1,1);
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SHOW WARNINGS;
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INSERT IGNORE INTO t1 VALUES (1,2),(2,2);
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SHOW WARNINGS;
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INSERT IGNORE INTO t1 VALUES (3,3),(4,4);
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SHOW WARNINGS;
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SELECT * FROM t1;
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DROP TABLE t1;
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--echo #
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--echo # MDEV-32439 INSERT IGNORE VALUES (one row) errors on constraint
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--echo #
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CREATE TABLE t1 (v1 varchar(10), v2 varchar(10), constraint unequal check (v1 != v2));
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INSERT IGNORE INTO t1 VALUES (1,1);
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SHOW WARNINGS;
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INSERT IGNORE INTO t1 VALUES (1,2),(2,2);
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SHOW WARNINGS;
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INSERT IGNORE INTO t1 VALUES (3,3),(4,4);
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SHOW WARNINGS;
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SELECT * FROM t1;
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DROP TABLE t1;
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--echo #
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--echo # End of 11.4 tests
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--echo #
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