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6990f6cf7e
Second edition: error message was deleted as Segey suggested Now name of the constraint will be used as the name of the key if the last not specified mysql-test/r/constraints.result: appropriate test result mysql-test/t/constraints.test: test case for 1189 sql/sql_yacc.yy: language definitions changed so that we can obtaint constraint's name and send it as the name of the key if it's not specified
29 lines
885 B
Text
29 lines
885 B
Text
drop table if exists t1;
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create table t1 (a int check (a>0));
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insert into t1 values (1);
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insert into t1 values (0);
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drop table t1;
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create table t1 (a int ,b int, check a>b);
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insert into t1 values (1,0);
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insert into t1 values (0,1);
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drop table t1;
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create table t1 (a int ,b int, constraint abc check (a>b));
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insert into t1 values (1,0);
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insert into t1 values (0,1);
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drop table t1;
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create table t1 (a int null);
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insert into t1 values (1),(NULL);
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drop table t1;
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create table t1 (a int null);
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alter table t1 add constraint constraint_1 unique (a);
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alter table t1 add constraint unique key_1(a);
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alter table t1 add constraint constraint_2 unique key_2(a);
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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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UNIQUE KEY `constraint_1` (`a`),
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UNIQUE KEY `key_1` (`a`),
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UNIQUE KEY `key_2` (`a`)
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) TYPE=MyISAM DEFAULT CHARSET=latin1
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drop table t1;
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