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https://github.com/MariaDB/server.git
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293 lines
8.5 KiB
Text
293 lines
8.5 KiB
Text
#
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# Test of like
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#
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--disable_warnings
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drop table if exists t1;
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--enable_warnings
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create table t1 (a varchar(10), key(a)) charset=latin1;
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insert into t1 values ("a"),("abc"),("abcd"),("hello"),("test");
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explain extended select * from t1 where a like 'abc%';
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explain extended select * from t1 where a like concat('abc','%');
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select * from t1 where a like "abc%";
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select * from t1 where a like concat("abc","%");
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select * from t1 where a like "ABC%";
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select * from t1 where a like "test%";
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select * from t1 where a like "te_t";
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#
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# The following will test the Turbo Boyer-Moore code
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#
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select * from t1 where a like "%a%";
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select * from t1 where a like "%abcd%";
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select * from t1 where a like "%abc\d%";
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drop table t1;
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create table t1 (a varchar(10), key(a));
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#
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# Bug #2231
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#
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insert into t1 values ('a'), ('a\\b');
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select * from t1 where a like 'a\\%' escape '#';
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select * from t1 where a like 'a\\%' escape '#' and a like 'a\\\\b';
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#
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# Bug #4200: Prepared statement parameter as argument to ESCAPE
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#
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prepare stmt1 from 'select * from t1 where a like \'a\\%\' escape ?';
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set @esc='#';
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execute stmt1 using @esc;
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deallocate prepare stmt1;
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drop table t1;
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#
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# Bug #2885: like and datetime
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#
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create table t1 (a datetime);
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insert into t1 values ('2004-03-11 12:00:21');
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select * from t1 where a like '2004-03-11 12:00:21';
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drop table t1;
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#
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# Test like with non-default character set
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#
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--disable_service_connection
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SET NAMES koi8r;
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CREATE TABLE t1 (a VARCHAR(10) CHARACTER SET koi8r);
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INSERT INTO t1 VALUES ('ÆÙ×Á'),('æÙ×Á'),('Æù×Á'),('ÆÙ÷Á'),('ÆÙ×á'),('æù÷á');
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INSERT INTO t1 VALUES ('ÆÙ×ÁÐÒÏÌÄÖ'),('æÙ×ÁÐÒÏÌÄÖ'),('Æù×ÁÐÒÏÌÄÖ'),('ÆÙ÷ÁÐÒÏÌÄÖ');
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INSERT INTO t1 VALUES ('ÆÙ×áÐÒÏÌÄÖ'),('ÆÙ×ÁðÒÏÌÄÖ'),('ÆÙ×ÁÐòÏÌÄÖ'),('ÆÙ×ÁÐÒïÌÄÖ');
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INSERT INTO t1 VALUES ('ÆÙ×ÁÐÒÏìÄÖ'),('ÆÙ×ÁÐÒÏÌäÖ'),('ÆÙ×ÁÐÒÏÌÄö'),('æù÷áðòïìäö');
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SELECT * FROM t1 WHERE a LIKE '%Æù×Á%';
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SELECT * FROM t1 WHERE a LIKE '%Æù×%';
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SELECT * FROM t1 WHERE a LIKE 'Æù×Á%';
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DROP TABLE t1;
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--enable_service_connection
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# Bug #2547 Strange "like" behaviour in tables with default charset=cp1250
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# Test like with non-default character set using TurboBM
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#
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SET NAMES cp1250;
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CREATE TABLE t1 (a varchar(250) NOT NULL) DEFAULT CHARACTER SET=cp1250;
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INSERT INTO t1 VALUES
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('Techni Tapes Sp. z o.o.'),
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('Pojazdy Szynowe PESA Bydgoszcz SA Holding'),
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('AKAPESTER 1 P.P.H.U.'),
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('Pojazdy Szynowe PESA Bydgoszcz S A Holding'),
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('PPUH PESKA-I Maria Struniarska');
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select * from t1 where a like '%PESA%';
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select * from t1 where a like '%PESA %';
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select * from t1 where a like '%PES%';
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select * from t1 where a like '%PESKA%';
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select * from t1 where a like '%ESKA%';
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DROP TABLE t1;
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#
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# LIKE crashed for binary collations in some cases
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#
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select _cp866'aaaaaaaaa' like _cp866'%aaaa%' collate cp866_bin;
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#
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# Check 8bit escape character
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#
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--disable_service_connection
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set names koi8r;
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select 'andre%' like 'andreÊ%' escape 'Ê';
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# Check 8bit escape character with charset conversion:
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# For "a LIKE b ESCAPE c" expressions,
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# escape character is converted into the operation character set,
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# which is result of aggregation of character sets of "a" and "b".
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# "c" itself doesn't take part in aggregation, because its collation
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# doesn't matter, escape character is always compared binary.
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# In the example below, escape character is converted from koi8r into cp1251:
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#
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select _cp1251'andre%' like convert('andreÊ%' using cp1251) escape 'Ê';
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--enable_service_connection
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--echo End of 4.1 tests
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--echo #
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--echo # Bug #54575: crash when joining tables with unique set column
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--echo #
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CREATE TABLE t1(a SET('a') NOT NULL, UNIQUE KEY(a));
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CREATE TABLE t2(b INT PRIMARY KEY);
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INSERT IGNORE INTO t1 VALUES ();
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INSERT INTO t2 VALUES (1), (2), (3);
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SELECT 1 FROM t2 JOIN t1 ON 1 LIKE a GROUP BY a;
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DROP TABLE t1, t2;
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--echo #
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--echo # Bug#59149 valgrind warnings with "like .. escape .." function
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--echo #
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--error ER_WRONG_ARGUMENTS
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SELECT '' LIKE '1' ESCAPE COUNT(1);
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--echo End of 5.1 tests
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--echo #
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--echo # Start of 10.0 tests
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--echo #
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--echo #
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--echo # MDEV-5445 Server crashes in Item_func_like::fix_fields on LIKE ExtractValue(..)
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--echo #
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SELECT 'a' LIKE REPEAT('',0);
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SELECT 'a' LIKE EXTRACTVALUE('bar','qux');
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--echo #
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--echo # End of 10.0 tests
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--echo #
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--echo #
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--echo # Start of 10.1 tests
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--echo #
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--echo #
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--echo # MDEV-8257 Erroneous "Impossible where" when mixing decimal comparison and LIKE
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--echo #
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CREATE TABLE t1 (a DECIMAL(8,2));
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INSERT INTO t1 VALUES (10),(20);
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SELECT * FROM t1 WHERE a=10.0;
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SELECT * FROM t1 WHERE a LIKE 10.00;
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SELECT * FROM t1 WHERE a=10.0 AND a LIKE 10.00;
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EXPLAIN EXTENDED SELECT * FROM t1 WHERE a=10.0 AND a LIKE 10.00;
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DROP TABLE t1;
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--echo #
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--echo # MDEV-8599 "WHERE varchar_field LIKE temporal_const" does not use range optimizer
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--echo #
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CREATE TABLE t1 (a VARCHAR(10) CHARACTER SET latin1, KEY(a)) ENGINE=MyISAM;
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INSERT INTO t1 VALUES ('00:00:00');
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INSERT INTO t1 VALUES ('00:00:01');
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INSERT INTO t1 VALUES ('00:00:02');
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INSERT INTO t1 VALUES ('00:00:03');
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INSERT INTO t1 VALUES ('00:00:04');
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INSERT INTO t1 VALUES ('00:00:05');
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INSERT INTO t1 VALUES ('00:00:06');
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INSERT INTO t1 VALUES ('00:00:07');
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EXPLAIN SELECT * FROM t1 WHERE a LIKE '00:00:00';
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EXPLAIN SELECT * FROM t1 WHERE a LIKE TIME'00:00:00';
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SELECT * FROM t1 WHERE a LIKE '00:00:00';
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SELECT * FROM t1 WHERE a LIKE TIME'00:00:00';
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DROP TABLE t1;
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--echo #
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--echo # End of 10.1 tests
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--echo #
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#
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# Item_func_like::print()
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#
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create view v1 as select 'foo!' like 'foo!!', 'foo!' like 'foo!!' escape '!';
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show create view v1;
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select * from v1;
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drop view v1;
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create table t1 (a varchar(100),
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b int default (a like '%f\\_'),
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c int default (a like '%f\\_' escape ''),
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d int default (a like '%f\\_' escape '\\')) charset=latin1;
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show create table t1;
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insert t1 (a) values ('1 f_'), ('1 f\\_');
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set sql_mode=no_backslash_escapes;
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insert t1 (a) values ('2 f_'), ('2 f\_');
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flush tables;
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insert t1 (a) values ('3 f_'), ('3 f\_');
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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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#
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# Item_func_like::fix_fields()
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#
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create table t1 (f int);
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insert t1 values (1),(2);
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select 1 from (select distinct * from t1) as x where f < (select 1 like 2 escape (3=1));
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drop table t1;
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#
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# Item_func_like::fix_fields, ESCAPE, const_item()
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#
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#Enable after fix MDEV-31282
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--disable_ps2_protocol
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create table t1(f1 int);
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insert into t1 values(1);
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--error ER_WRONG_ARGUMENTS
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update (select 1 like 2 escape (1 in (select 1 from t1))) x, t1 as d set d.f1 = 1;
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select * from (select 1 like 2 escape (1 in (select 1 from t1))) x;
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drop table t1;
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--enable_ps2_protocol
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#
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# Item_func_like::walk
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#
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create table t1 (f int);
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insert t1 values (1),(2);
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create view v1 as select * from t1 where (1 like 2 escape (3 in (('h', 'b') in (select 'k', 'k' union select 'g', 'j'))) and f >= 0);
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drop view v1;
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drop table t1;
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--echo #
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--echo # MDEV-17359 - Extend expression supported by like (| & << >> || + - * / DIV MOD ^ )
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--echo #
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SELECT 1 LIKE +1;
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SELECT -1 LIKE -1;
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SELECT 1 LIKE (1);
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SELECT 1 LIKE 1|2, 3 LIKE 1|2;
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SELECT 1 LIKE 3&2, 2 LIKE 3&2;
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SELECT 1 LIKE 1>>0, 1 LIKE 1>>1 , 64 LIKE 256>>2;
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SELECT 1 LIKE 1<<0, 1 LIKE 0<<2, 32 LIKE 1<<5;
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SELECT 1 LIKE 1||2, 1 LIKE 0||2;
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SELECT 2 LIKE 1+1, 2.0 LIKE 1+1.0, 2 LIKE 1+1.0, 1+1 LIKE 2, 1+1 LIKE 0+2;
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SELECT 0 LIKE 1-1, 2.0 LIKE 3-1.0, 2 LIKE 3-1.0, 2-1 LIKE 1, 3-1 LIKE 4-1;
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SELECT 1 LIKE 1*1, 2.0 LIKE 2*1.0, 2 LIKE 2*1.0, 2*1 LIKE 2, 2*3 LIKE 6*1;
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SELECT 1 LIKE 1/1, 1.0000 LIKE 1/1, 1.0000 LIKE 1/1.000000, 1.000000 LIKE 1.0/1.000000, 1/1 like 1/1;
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SELECT 1 LIKE 1 DIV 1, 1 LIKE 1.0 DIV 1.0 ;
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SELECT 2 LIKE 10 MOD 8, 1.9 LIKE 10 MOD 8.1, 1.9 LIKE 10 MOD 8.10 ;
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SELECT 1 LIKE CAST(1 AS CHAR(10));
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SELECT 1 LIKE CASE WHEN 1=1 THEN '1' ELSE '0' END;
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SELECT 1 LIKE COALESCE(1+0, 1);
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CREATE TABLE t1(c1 INTEGER, c2 INTEGER);
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INSERT INTO t1 VALUES(1,1);
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INSERT INTO t1 VALUES(1,2);
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SELECT c1, c2, c1|c2, 1 LIKE c1|c2 FROM t1 ORDER BY c2;
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SELECT c1, c2, c1&c2, 1 LIKE c1&c2 FROM t1 ORDER BY c2;
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SELECT c1, c2, c2>>c1, 1 LIKE c2>>c1 FROM t1 ORDER BY c2;
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SELECT c1, c2, c2<<c1, 2 LIKE c2<<c1 FROM t1 ORDER BY c2;
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SELECT c1, c2, c1||c2, 1 LIKE c1||c2 FROM t1 ORDER BY c2;
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SELECT c1, c2, c1+c2, 2 LIKE c1+c2 FROM t1 ORDER BY c2;
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SELECT c1, c2, c1-c2, -1 LIKE c1-c2 FROM t1 ORDER BY c2;
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SELECT c1, c2, c1*c2, 2 LIKE c1*c2 FROM t1 ORDER BY c2;
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SELECT c1, c2, c1/c2, 0.5000 LIKE c1/c2 FROM t1 ORDER BY c2;
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SELECT c1, c2, c1 DIV c2, 0 LIKE c1 DIV c2 FROM t1 ORDER BY c2;
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SELECT c1, c2, c1 MOD c2, 0 LIKE c1 MOD c2 FROM t1 ORDER BY c2;
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CREATE VIEW v1 AS
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SELECT 1 LIKE c1|c2, 1 LIKE c1&c2, 1 LIKE c2>>c1, 2 LIKE c2<<c1,
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1 LIKE c1||c2, 2 LIKE c1+c2, -1 LIKE c1-c2, 2 LIKE c1*c2,
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0.5000 LIKE c1/c2, 0 LIKE c1 DIV c2, 0 LIKE c1 MOD c2
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FROM t1 ORDER BY c2;
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SELECT * FROM v1;
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EXPLAIN EXTENDED SELECT * FROM v1;
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DROP VIEW v1;
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DROP TABLE t1;
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