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			47 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			47 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| #
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| # Test of like
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| #
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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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| 
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| create table t1 (a varchar(10), key(a));
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| insert into t1 values ("a"),("abc"),("abcd"),("hello"),("test");
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| explain select * from t1 where a like 'abc%';
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| explain 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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| #
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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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| 
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| drop table t1;
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| 
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| 
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| #
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| # Test like with non-default character set
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| #
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| 
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| SET NAMES koi8r;
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| 
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| CREATE TABLE t1 (a VARCHAR(10) CHARACTER SET koi8r);
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| 
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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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| 
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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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| 
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| DROP TABLE t1;
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