148 lines
4.1 KiB
Plaintext
148 lines
4.1 KiB
Plaintext
drop table if exists t1;
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set names latin1;
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drop table if exists t1;
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create table t1 as
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select repeat(' ', 64) as s1, repeat(' ',64) as s2
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union
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select null, null;
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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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`s1` varchar(64) DEFAULT NULL,
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`s2` varchar(64) DEFAULT NULL
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) ENGINE=MyISAM DEFAULT CHARSET=latin1
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delete from t1;
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insert into t1 values('aaa','aaa');
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insert into t1 values('aaa|qqq','qqq');
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insert into t1 values('gheis','^[^a-dXYZ]+$');
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insert into t1 values('aab','^aa?b');
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insert into t1 values('Baaan','^Ba*n');
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insert into t1 values('aaa','qqq|aaa');
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insert into t1 values('qqq','qqq|aaa');
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insert into t1 values('bbb','qqq|aaa');
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insert into t1 values('bbb','qqq');
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insert into t1 values('aaa','aba');
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insert into t1 values(null,'abc');
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insert into t1 values('def',null);
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insert into t1 values(null,null);
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insert into t1 values('ghi','ghi[');
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select HIGH_PRIORITY s1 regexp s2 from t1;
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s1 regexp s2
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1
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1
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1
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1
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1
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1
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1
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0
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0
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0
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NULL
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NULL
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NULL
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NULL
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drop table t1;
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create table t1 (xxx char(128));
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insert into t1 (xxx) values('this is a test of some long text to see what happens');
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select * from t1 where xxx regexp('is a test of some long text to');
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xxx
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this is a test of some long text to see what happens
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explain extended select * from t1 where xxx regexp('is a test of some long text to');
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id select_type table type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00
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Warnings:
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Note 1003 select 'this is a test of some long text to see what happens' AS `xxx` from `test`.`t1` where ('this is a test of some long text to see what happens' regexp 'is a test of some long text to')
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select * from t1 where xxx regexp('is a test of some long text to ');
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xxx
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this is a test of some long text to see what happens
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select * from t1 where xxx regexp('is a test of some long text to s');
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xxx
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this is a test of some long text to see what happens
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select * from t1 where xxx regexp('is a test of some long text to se');
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xxx
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this is a test of some long text to see what happens
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drop table t1;
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create table t1 (xxx char(128));
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insert into t1 (xxx) values('this is some text: to test - out.reg exp (22/45)');
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select * from t1 where xxx REGEXP '^this is some text: to test - out\\.reg exp [[(][0-9]+[/\\][0-9]+[])][ ]*$';
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xxx
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this is some text: to test - out.reg exp (22/45)
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drop table t1;
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select _latin1 0xFF regexp _latin1 '[[:lower:]]' COLLATE latin1_bin;
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_latin1 0xFF regexp _latin1 '[[:lower:]]' COLLATE latin1_bin
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1
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select _koi8r 0xFF regexp _koi8r '[[:lower:]]' COLLATE koi8r_bin;
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_koi8r 0xFF regexp _koi8r '[[:lower:]]' COLLATE koi8r_bin
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0
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select _latin1 0xFF regexp _latin1 '[[:upper:]]' COLLATE latin1_bin;
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_latin1 0xFF regexp _latin1 '[[:upper:]]' COLLATE latin1_bin
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0
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select _koi8r 0xFF regexp _koi8r '[[:upper:]]' COLLATE koi8r_bin;
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_koi8r 0xFF regexp _koi8r '[[:upper:]]' COLLATE koi8r_bin
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1
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select _latin1 0xF7 regexp _latin1 '[[:alpha:]]';
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_latin1 0xF7 regexp _latin1 '[[:alpha:]]'
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0
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select _koi8r 0xF7 regexp _koi8r '[[:alpha:]]';
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_koi8r 0xF7 regexp _koi8r '[[:alpha:]]'
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1
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select _latin1'a' regexp _latin1'A' collate latin1_general_ci;
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_latin1'a' regexp _latin1'A' collate latin1_general_ci
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1
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select _latin1'a' regexp _latin1'A' collate latin1_bin;
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_latin1'a' regexp _latin1'A' collate latin1_bin
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0
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create table t1 (a varchar(40));
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insert into t1 values ('C1'),('C2'),('R1'),('C3'),('R2'),('R3');
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prepare stmt1 from 'select a from t1 where a rlike ? order by a';
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set @a="^C.*";
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execute stmt1 using @a;
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a
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C1
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C2
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C3
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set @a="^R.*";
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execute stmt1 using @a;
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a
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R1
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R2
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R3
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deallocate prepare stmt1;
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drop table t1;
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End of 4.1 tests
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SELECT 1 REGEXP NULL;
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1 REGEXP NULL
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NULL
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SELECT '' REGEXP BINARY NULL;
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'' REGEXP BINARY NULL
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NULL
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SELECT NULL REGEXP BINARY NULL;
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NULL REGEXP BINARY NULL
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NULL
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SELECT 'A' REGEXP BINARY NULL;
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'A' REGEXP BINARY NULL
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NULL
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SELECT "ABC" REGEXP BINARY NULL;
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"ABC" REGEXP BINARY NULL
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NULL
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End of 5.0 tests
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CREATE TABLE t1(a INT, b CHAR(4));
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INSERT INTO t1 VALUES (1, '6.1'), (1, '7.0'), (1, '8.0');
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PREPARE stmt1 FROM "SELECT a FROM t1 WHERE a=1 AND '7.0' REGEXP b LIMIT 1";
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EXECUTE stmt1;
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a
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1
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EXECUTE stmt1;
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a
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1
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EXECUTE stmt1;
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a
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1
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EXECUTE stmt1;
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a
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1
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DEALLOCATE PREPARE stmt1;
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DROP TABLE t1;
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End of 5.1 tests
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