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tests for auto-generated constraint names

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This commit is contained in:
Sergei Golubchik
2016-06-26 16:34:37 +02:00
parent 99e48cb1d9
commit 519e244b8e
3 changed files with 49 additions and 1 deletions
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33
mysql-test/r/check_constraint.result
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@@ -95,3 +95,36 @@ t2 CREATE TABLE `t2` (
CONSTRAINT `CONSTRAINT_1` CHECK (a+b+c < 500) CONSTRAINT `CONSTRAINT_1` CHECK (a+b+c < 500)
) ENGINE=MyISAM DEFAULT CHARSET=latin1 ) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1,t2; drop table t1,t2;
create or replace table t1 (a int, b int, constraint check (a>b));
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) DEFAULT NULL,
`b` int(11) DEFAULT NULL,
CONSTRAINT `CONSTRAINT_1` CHECK (a>b)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
create or replace table t1 (a int, b int,
constraint CONSTRAINT_1 check (a>1),
constraint check (b>1));
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) DEFAULT NULL,
`b` int(11) DEFAULT NULL,
CONSTRAINT `CONSTRAINT_1` CHECK (a>1),
CONSTRAINT `CONSTRAINT_2` CHECK (b>1)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
create or replace table t1 (a int, b int,
constraint CONSTRAINT_1 check (a>1),
constraint check (b>1),
constraint CONSTRAINT_2 check (a>b));
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) DEFAULT NULL,
`b` int(11) DEFAULT NULL,
CONSTRAINT `CONSTRAINT_1` CHECK (a>1),
CONSTRAINT `CONSTRAINT_3` CHECK (b>1),
CONSTRAINT `CONSTRAINT_2` CHECK (a>b)
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1;

16
mysql-test/t/check_constraint.test
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@@ -52,3 +52,19 @@ alter table t2 drop constraint min;
show create table t2; show create table t2;
drop table t1,t2; drop table t1,t2;
#
# check constraint name auto-generation:
#
create or replace table t1 (a int, b int, constraint check (a>b));
show create table t1;
create or replace table t1 (a int, b int,
constraint CONSTRAINT_1 check (a>1),
constraint check (b>1));
show create table t1;
create or replace table t1 (a int, b int,
constraint CONSTRAINT_1 check (a>1),
constraint check (b>1),
constraint CONSTRAINT_2 check (a>b));
show create table t1;
drop table t1;

1
mysql-test/t/constraints.test
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@@ -1,6 +1,5 @@
# #
# Testing of constraints # Testing of constraints
# Currently MySQL only ignores the syntax.
# #
--disable_warnings --disable_warnings
drop table if exists t1; drop table if exists t1;