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6786c93bc7
mysql-test/r/func_str.result: Merge with 4.1 mysys/default.c: Merge with 4.1 sql/item_strfunc.cc: Merge with 4.1 tests/client_test.c: Merge with 4.1
408 lines
18 KiB
Text
408 lines
18 KiB
Text
drop table if exists t1;
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set names latin1;
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select 'hello',"'hello'",'""hello""','''h''e''l''l''o''',"hel""lo",'hel\'lo';
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hello 'hello' ""hello"" 'h'e'l'l'o' hel"lo hel'lo
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hello 'hello' ""hello"" 'h'e'l'l'o' hel"lo hel'lo
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select 'hello' 'monty';
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hello
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hellomonty
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select length('\n\t\r\b\0\_\%\\');
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length('\n\t\r\b\0\_\%\\')
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10
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select bit_length('\n\t\r\b\0\_\%\\');
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bit_length('\n\t\r\b\0\_\%\\')
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80
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select char_length('\n\t\r\b\0\_\%\\');
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char_length('\n\t\r\b\0\_\%\\')
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10
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select length(_latin1'\n\t\n\b\0\\_\\%\\');
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length(_latin1'\n\t\n\b\0\\_\\%\\')
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10
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select concat('monty',' was here ','again'),length('hello'),char(ascii('h')),ord('h');
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concat('monty',' was here ','again') length('hello') char(ascii('h')) ord('h')
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monty was here again 5 h 104
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select locate('he','hello'),locate('he','hello',2),locate('lo','hello',2) ;
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locate('he','hello') locate('he','hello',2) locate('lo','hello',2)
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1 0 4
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select instr('hello','HE'), instr('hello',binary 'HE'), instr(binary 'hello','HE');
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instr('hello','HE') instr('hello',binary 'HE') instr(binary 'hello','HE')
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1 0 0
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select position(binary 'll' in 'hello'),position('a' in binary 'hello');
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position(binary 'll' in 'hello') position('a' in binary 'hello')
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3 0
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select left('hello',2),right('hello',2),substring('hello',2,2),mid('hello',1,5) ;
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left('hello',2) right('hello',2) substring('hello',2,2) mid('hello',1,5)
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he lo el hello
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select concat('',left(right(concat('what ',concat('is ','happening')),9),4),'',substring('monty',5,1)) ;
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concat('',left(right(concat('what ',concat('is ','happening')),9),4),'',substring('monty',5,1))
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happy
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select substring_index('www.tcx.se','.',-2),substring_index('www.tcx.se','.',1);
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substring_index('www.tcx.se','.',-2) substring_index('www.tcx.se','.',1)
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tcx.se www
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select substring_index('www.tcx.se','tcx',1),substring_index('www.tcx.se','tcx',-1);
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substring_index('www.tcx.se','tcx',1) substring_index('www.tcx.se','tcx',-1)
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www. .se
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select substring_index('.tcx.se','.',-2),substring_index('.tcx.se','.tcx',-1);
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substring_index('.tcx.se','.',-2) substring_index('.tcx.se','.tcx',-1)
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tcx.se .se
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select concat(':',ltrim(' left '),':',rtrim(' right '),':');
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concat(':',ltrim(' left '),':',rtrim(' right '),':')
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:left : right:
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select concat(':',trim(LEADING FROM ' left'),':',trim(TRAILING FROM ' right '),':');
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concat(':',trim(LEADING FROM ' left'),':',trim(TRAILING FROM ' right '),':')
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:left: right:
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select concat(':',trim(' m '),':',trim(BOTH FROM ' y '),':',trim('*' FROM '*s*'),':');
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concat(':',trim(' m '),':',trim(BOTH FROM ' y '),':',trim('*' FROM '*s*'),':')
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:m:y:s:
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select concat(':',trim(BOTH 'ab' FROM 'ababmyabab'),':',trim(BOTH '*' FROM '***sql'),':');
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concat(':',trim(BOTH 'ab' FROM 'ababmyabab'),':',trim(BOTH '*' FROM '***sql'),':')
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:my:sql:
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select concat(':',trim(LEADING '.*' FROM '.*my'),':',trim(TRAILING '.*' FROM 'sql.*.*'),':');
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concat(':',trim(LEADING '.*' FROM '.*my'),':',trim(TRAILING '.*' FROM 'sql.*.*'),':')
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:my:sql:
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select TRIM("foo" FROM "foo"), TRIM("foo" FROM "foook"), TRIM("foo" FROM "okfoo");
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TRIM("foo" FROM "foo") TRIM("foo" FROM "foook") TRIM("foo" FROM "okfoo")
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ok ok
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select concat_ws(', ','monty','was here','again');
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concat_ws(', ','monty','was here','again')
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monty, was here, again
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select concat_ws(NULL,'a'),concat_ws(',',NULL,'');
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concat_ws(NULL,'a') concat_ws(',',NULL,'')
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NULL
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select concat_ws(',','',NULL,'a');
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concat_ws(',','',NULL,'a')
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,a
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SELECT CONCAT('"',CONCAT_WS('";"',repeat('a',60),repeat('b',60),repeat('c',60),repeat('d',100)), '"');
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CONCAT('"',CONCAT_WS('";"',repeat('a',60),repeat('b',60),repeat('c',60),repeat('d',100)), '"')
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"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";"bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb";"cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc";"dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd"
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select insert('txs',2,1,'hi'),insert('is ',4,0,'a'),insert('txxxxt',2,4,'es');
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insert('txs',2,1,'hi') insert('is ',4,0,'a') insert('txxxxt',2,4,'es')
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this is a test
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select replace('aaaa','a','b'),replace('aaaa','aa','b'),replace('aaaa','a','bb'),replace('aaaa','','b'),replace('bbbb','a','c');
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replace('aaaa','a','b') replace('aaaa','aa','b') replace('aaaa','a','bb') replace('aaaa','','b') replace('bbbb','a','c')
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bbbb bb bbbbbbbb aaaa bbbb
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select replace(concat(lcase(concat('THIS',' ','IS',' ','A',' ')),ucase('false'),' ','test'),'FALSE','REAL') ;
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replace(concat(lcase(concat('THIS',' ','IS',' ','A',' ')),ucase('false'),' ','test'),'FALSE','REAL')
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this is a REAL test
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select soundex(''),soundex('he'),soundex('hello all folks'),soundex('#3556 in bugdb');
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soundex('') soundex('he') soundex('hello all folks') soundex('#3556 in bugdb')
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H000 H4142 I51231
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select 'mood' sounds like 'mud';
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'mood' sounds like 'mud'
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1
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select 'Glazgo' sounds like 'Liverpool';
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'Glazgo' sounds like 'Liverpool'
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0
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select null sounds like 'null';
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null sounds like 'null'
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NULL
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select 'null' sounds like null;
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'null' sounds like null
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NULL
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select null sounds like null;
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null sounds like null
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NULL
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select md5('hello');
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md5('hello')
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5d41402abc4b2a76b9719d911017c592
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select crc32("123");
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crc32("123")
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2286445522
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select sha('abc');
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sha('abc')
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a9993e364706816aba3e25717850c26c9cd0d89d
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select sha1('abc');
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sha1('abc')
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a9993e364706816aba3e25717850c26c9cd0d89d
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select aes_decrypt(aes_encrypt('abc','1'),'1');
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aes_decrypt(aes_encrypt('abc','1'),'1')
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abc
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select aes_decrypt(aes_encrypt('abc','1'),1);
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aes_decrypt(aes_encrypt('abc','1'),1)
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abc
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select aes_encrypt(NULL,"a");
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aes_encrypt(NULL,"a")
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NULL
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select aes_encrypt("a",NULL);
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aes_encrypt("a",NULL)
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NULL
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select aes_decrypt(NULL,"a");
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aes_decrypt(NULL,"a")
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NULL
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select aes_decrypt("a",NULL);
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aes_decrypt("a",NULL)
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NULL
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select aes_decrypt("a","a");
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aes_decrypt("a","a")
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NULL
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select aes_decrypt(aes_encrypt("","a"),"a");
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aes_decrypt(aes_encrypt("","a"),"a")
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select repeat('monty',5),concat('*',space(5),'*');
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repeat('monty',5) concat('*',space(5),'*')
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montymontymontymontymonty * *
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select reverse('abc'),reverse('abcd');
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reverse('abc') reverse('abcd')
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cba dcba
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select rpad('a',4,'1'),rpad('a',4,'12'),rpad('abcd',3,'12'), rpad(11, 10 , 22), rpad("ab", 10, 22);
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rpad('a',4,'1') rpad('a',4,'12') rpad('abcd',3,'12') rpad(11, 10 , 22) rpad("ab", 10, 22)
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a111 a121 abc 1122222222 ab22222222
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select lpad('a',4,'1'),lpad('a',4,'12'),lpad('abcd',3,'12'), lpad(11, 10 , 22);
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lpad('a',4,'1') lpad('a',4,'12') lpad('abcd',3,'12') lpad(11, 10 , 22)
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111a 121a abc 2222222211
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select rpad(741653838,17,'0'),lpad(741653838,17,'0');
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rpad(741653838,17,'0') lpad(741653838,17,'0')
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74165383800000000 00000000741653838
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select rpad('abcd',7,'ab'),lpad('abcd',7,'ab');
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rpad('abcd',7,'ab') lpad('abcd',7,'ab')
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abcdaba abaabcd
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select rpad('abcd',1,'ab'),lpad('abcd',1,'ab');
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rpad('abcd',1,'ab') lpad('abcd',1,'ab')
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a a
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select rpad('STRING', 20, CONCAT('p','a','d') );
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rpad('STRING', 20, CONCAT('p','a','d') )
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STRINGpadpadpadpadpa
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select lpad('STRING', 20, CONCAT('p','a','d') );
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lpad('STRING', 20, CONCAT('p','a','d') )
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padpadpadpadpaSTRING
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select LEAST(NULL,'HARRY','HARRIOT',NULL,'HAROLD'),GREATEST(NULL,'HARRY','HARRIOT',NULL,'HAROLD');
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LEAST(NULL,'HARRY','HARRIOT',NULL,'HAROLD') GREATEST(NULL,'HARRY','HARRIOT',NULL,'HAROLD')
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HAROLD HARRY
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select least(1,2,3) | greatest(16,32,8), least(5,4)*1,greatest(-1.0,1.0)*1,least(3,2,1)*1.0,greatest(1,1.1,1.0),least("10",9),greatest("A","B","0");
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least(1,2,3) | greatest(16,32,8) least(5,4)*1 greatest(-1.0,1.0)*1 least(3,2,1)*1.0 greatest(1,1.1,1.0) least("10",9) greatest("A","B","0")
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33 4 1.0 1.0 1.1 9 B
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select decode(encode(repeat("a",100000),"monty"),"monty")=repeat("a",100000);
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decode(encode(repeat("a",100000),"monty"),"monty")=repeat("a",100000)
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1
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select decode(encode("abcdef","monty"),"monty")="abcdef";
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decode(encode("abcdef","monty"),"monty")="abcdef"
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1
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select quote('\'\"\\test');
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quote('\'\"\\test')
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'\'"\\test'
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select quote(concat('abc\'', '\\cba'));
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quote(concat('abc\'', '\\cba'))
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'abc\'\\cba'
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select quote(1/0), quote('\0\Z');
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quote(1/0) quote('\0\Z')
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NULL '\0\Z'
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select length(quote(concat(char(0),"test")));
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length(quote(concat(char(0),"test")))
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8
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select hex(quote(concat(char(224),char(227),char(230),char(231),char(232),char(234),char(235))));
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hex(quote(concat(char(224),char(227),char(230),char(231),char(232),char(234),char(235))))
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27E0E3E6E7E8EAEB27
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select unhex(hex("foobar")), hex(unhex("1234567890ABCDEF")), unhex("345678"), unhex(NULL);
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unhex(hex("foobar")) hex(unhex("1234567890ABCDEF")) unhex("345678") unhex(NULL)
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foobar 1234567890ABCDEF 4Vx NULL
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select hex(unhex("1")), hex(unhex("12")), hex(unhex("123")), hex(unhex("1234")), hex(unhex("12345")), hex(unhex("123456"));
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hex(unhex("1")) hex(unhex("12")) hex(unhex("123")) hex(unhex("1234")) hex(unhex("12345")) hex(unhex("123456"))
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01 12 0123 1234 012345 123456
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select length(unhex(md5("abrakadabra")));
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length(unhex(md5("abrakadabra")))
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16
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select concat('a', quote(NULL));
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concat('a', quote(NULL))
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aNULL
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select reverse("");
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reverse("")
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select insert("aa",100,1,"b"),insert("aa",1,3,"b"),left("aa",-1),substring("a",1,2);
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insert("aa",100,1,"b") insert("aa",1,3,"b") left("aa",-1) substring("a",1,2)
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aa b a
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select elt(2,1),field(NULL,"a","b","c"),reverse("");
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elt(2,1) field(NULL,"a","b","c") reverse("")
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NULL 0
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select locate("a","b",2),locate("","a",1);
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locate("a","b",2) locate("","a",1)
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0 1
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select ltrim("a"),rtrim("a"),trim(BOTH "" from "a"),trim(BOTH " " from "a");
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ltrim("a") rtrim("a") trim(BOTH "" from "a") trim(BOTH " " from "a")
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a a a a
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select concat("1","2")|0,concat("1",".5")+0.0;
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concat("1","2")|0 concat("1",".5")+0.0
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12 1.5
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select substring_index("www.tcx.se","",3);
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substring_index("www.tcx.se","",3)
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select length(repeat("a",100000000)),length(repeat("a",1000*64));
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length(repeat("a",100000000)) length(repeat("a",1000*64))
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NULL 64000
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Warnings:
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Warning 1301 Result of repeat() was larger than max_allowed_packet (1048576) - truncated
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select position("0" in "baaa" in (1)),position("0" in "1" in (1,2,3)),position("sql" in ("mysql"));
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position("0" in "baaa" in (1)) position("0" in "1" in (1,2,3)) position("sql" in ("mysql"))
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1 0 3
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select position(("1" in (1,2,3)) in "01");
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position(("1" in (1,2,3)) in "01")
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2
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select length(repeat("a",65500)),length(concat(repeat("a",32000),repeat("a",32000))),length(replace("aaaaa","a",concat(repeat("a",10000)))),length(insert(repeat("a",40000),1,30000,repeat("b",50000)));
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length(repeat("a",65500)) length(concat(repeat("a",32000),repeat("a",32000))) length(replace("aaaaa","a",concat(repeat("a",10000)))) length(insert(repeat("a",40000),1,30000,repeat("b",50000)))
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65500 64000 50000 60000
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select length(repeat("a",1000000)),length(concat(repeat("a",32000),repeat("a",32000),repeat("a",32000))),length(replace("aaaaa","a",concat(repeat("a",32000)))),length(insert(repeat("a",48000),1,1000,repeat("a",48000)));
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length(repeat("a",1000000)) length(concat(repeat("a",32000),repeat("a",32000),repeat("a",32000))) length(replace("aaaaa","a",concat(repeat("a",32000)))) length(insert(repeat("a",48000),1,1000,repeat("a",48000)))
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1000000 96000 160000 95000
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create table t1 ( domain char(50) );
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insert into t1 VALUES ("hello.de" ), ("test.de" );
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select domain from t1 where concat('@', trim(leading '.' from concat('.', domain))) = '@hello.de';
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domain
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hello.de
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select domain from t1 where concat('@', trim(leading '.' from concat('.', domain))) = '@test.de';
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domain
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test.de
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drop table t1;
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CREATE TABLE t1 (
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id int(10) unsigned NOT NULL,
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title varchar(255) default NULL,
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prio int(10) unsigned default NULL,
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category int(10) unsigned default NULL,
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program int(10) unsigned default NULL,
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bugdesc text,
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created datetime default NULL,
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modified timestamp(14) NOT NULL,
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bugstatus int(10) unsigned default NULL,
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submitter int(10) unsigned default NULL
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) ENGINE=MyISAM;
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INSERT INTO t1 VALUES (1,'Link',1,1,1,'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa','2001-02-28 08:40:16',20010228084016,0,4);
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SELECT CONCAT('"',CONCAT_WS('";"',title,prio,category,program,bugdesc,created,modified+0,bugstatus,submitter), '"') FROM t1;
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CONCAT('"',CONCAT_WS('";"',title,prio,category,program,bugdesc,created,modified+0,bugstatus,submitter), '"')
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"Link";"1";"1";"1";"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";"2001-02-28 08:40:16";"20010228084016";"0";"4"
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SELECT CONCAT('"',CONCAT_WS('";"',title,prio,category,program,bugstatus,submitter), '"') FROM t1;
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CONCAT('"',CONCAT_WS('";"',title,prio,category,program,bugstatus,submitter), '"')
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"Link";"1";"1";"1";"0";"4"
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SELECT CONCAT_WS('";"',title,prio,category,program,bugdesc,created,modified+0,bugstatus,submitter) FROM t1;
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CONCAT_WS('";"',title,prio,category,program,bugdesc,created,modified+0,bugstatus,submitter)
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Link";"1";"1";"1";"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";"2001-02-28 08:40:16";"20010228084016";"0";"4
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SELECT bugdesc, REPLACE(bugdesc, 'xxxxxxxxxxxxxxxxxxxx', 'bbbbbbbbbbbbbbbbbbbb') from t1 group by bugdesc;
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bugdesc REPLACE(bugdesc, 'xxxxxxxxxxxxxxxxxxxx', 'bbbbbbbbbbbbbbbbbbbb')
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aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
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drop table t1;
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CREATE TABLE t1 (id int(11) NOT NULL auto_increment, tmp text NOT NULL, KEY id (id)) ENGINE=MyISAM;
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INSERT INTO t1 VALUES (1, 'a545f661efdd1fb66fdee3aab79945bf');
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SELECT 1 FROM t1 WHERE tmp=AES_DECRYPT(tmp,"password");
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1
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DROP TABLE t1;
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CREATE TABLE t1 (
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wid int(10) unsigned NOT NULL auto_increment,
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data_podp date default NULL,
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status_wnio enum('nowy','podp','real','arch') NOT NULL default 'nowy',
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PRIMARY KEY(wid)
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);
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INSERT INTO t1 VALUES (8,NULL,'real');
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INSERT INTO t1 VALUES (9,NULL,'nowy');
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SELECT elt(status_wnio,data_podp) FROM t1 GROUP BY wid;
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elt(status_wnio,data_podp)
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NULL
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NULL
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DROP TABLE t1;
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CREATE TABLE t1 (title text) ENGINE=MyISAM;
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INSERT INTO t1 VALUES ('Congress reconvenes in September to debate welfare and adult education');
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INSERT INTO t1 VALUES ('House passes the CAREERS bill');
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SELECT CONCAT("</a>",RPAD("",(55 - LENGTH(title)),".")) from t1;
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CONCAT("</a>",RPAD("",(55 - LENGTH(title)),"."))
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NULL
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</a>..........................
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DROP TABLE t1;
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CREATE TABLE t1 (i int, j int);
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INSERT INTO t1 VALUES (1,1),(2,2);
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SELECT DISTINCT i, ELT(j, '345', '34') FROM t1;
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i ELT(j, '345', '34')
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1 345
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2 34
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DROP TABLE t1;
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create table t1(a char(4));
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insert into t1 values ('one'),(NULL),('two'),('four');
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select a, quote(a), isnull(quote(a)), quote(a) is null, ifnull(quote(a), 'n') from t1;
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a quote(a) isnull(quote(a)) quote(a) is null ifnull(quote(a), 'n')
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one 'one' 0 0 'one'
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NULL NULL 0 0 NULL
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two 'two' 0 0 'two'
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four 'four' 0 0 'four'
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drop table t1;
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select trim(trailing 'foo' from 'foo');
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trim(trailing 'foo' from 'foo')
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|
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select trim(leading 'foo' from 'foo');
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trim(leading 'foo' from 'foo')
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|
|
|
select 1=_latin1'1';
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|
1=_latin1'1'
|
|
1
|
|
select _latin1'1'=1;
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|
_latin1'1'=1
|
|
1
|
|
select _latin2'1'=1;
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|
_latin2'1'=1
|
|
1
|
|
select 1=_latin2'1';
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|
1=_latin2'1'
|
|
1
|
|
select _latin1'1'=_latin2'1';
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|
ERROR HY000: Illegal mix of collations (latin1_swedish_ci,COERCIBLE) and (latin2_general_ci,COERCIBLE) for operation '='
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|
select row('a','b','c') = row('a','b','c');
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|
row('a','b','c') = row('a','b','c')
|
|
1
|
|
select row('A','b','c') = row('a','b','c');
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|
row('A','b','c') = row('a','b','c')
|
|
1
|
|
select row('A' COLLATE latin1_bin,'b','c') = row('a','b','c');
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|
row('A' COLLATE latin1_bin,'b','c') = row('a','b','c')
|
|
0
|
|
select row('A','b','c') = row('a' COLLATE latin1_bin,'b','c');
|
|
row('A','b','c') = row('a' COLLATE latin1_bin,'b','c')
|
|
0
|
|
select row('A' COLLATE latin1_general_ci,'b','c') = row('a' COLLATE latin1_bin,'b','c');
|
|
ERROR HY000: Illegal mix of collations (latin1_general_ci,EXPLICIT) and (latin1_bin,EXPLICIT) for operation '='
|
|
select concat(_latin1'a',_latin2'a');
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|
ERROR HY000: Illegal mix of collations (latin1_swedish_ci,COERCIBLE) and (latin2_general_ci,COERCIBLE) for operation 'concat'
|
|
select concat(_latin1'a',_latin2'a',_latin5'a');
|
|
ERROR HY000: Illegal mix of collations (latin1_swedish_ci,COERCIBLE), (latin2_general_ci,COERCIBLE), (latin5_turkish_ci,COERCIBLE) for operation 'concat'
|
|
select concat(_latin1'a',_latin2'a',_latin5'a',_latin7'a');
|
|
ERROR HY000: Illegal mix of collations for operation 'concat'
|
|
select concat_ws(_latin1'a',_latin2'a');
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|
ERROR HY000: Illegal mix of collations (latin1_swedish_ci,COERCIBLE) and (latin2_general_ci,COERCIBLE) for operation 'concat_ws'
|
|
select FIELD('b','A','B');
|
|
FIELD('b','A','B')
|
|
2
|
|
select FIELD('B','A','B');
|
|
FIELD('B','A','B')
|
|
2
|
|
select FIELD('b' COLLATE latin1_bin,'A','B');
|
|
FIELD('b' COLLATE latin1_bin,'A','B')
|
|
0
|
|
select FIELD('b','A' COLLATE latin1_bin,'B');
|
|
FIELD('b','A' COLLATE latin1_bin,'B')
|
|
0
|
|
select FIELD(_latin2'b','A','B');
|
|
ERROR HY000: Illegal mix of collations (latin2_general_ci,COERCIBLE), (latin1_swedish_ci,COERCIBLE), (latin1_swedish_ci,COERCIBLE) for operation 'field'
|
|
select FIELD('b',_latin2'A','B');
|
|
ERROR HY000: Illegal mix of collations (latin1_swedish_ci,COERCIBLE), (latin2_general_ci,COERCIBLE), (latin1_swedish_ci,COERCIBLE) for operation 'field'
|
|
select FIELD('b',_latin2'A','B',1);
|
|
FIELD('b',_latin2'A','B',1)
|
|
1
|
|
select POSITION(_latin1'B' IN _latin1'abcd');
|
|
POSITION(_latin1'B' IN _latin1'abcd')
|
|
2
|
|
select POSITION(_latin1'B' IN _latin1'abcd' COLLATE latin1_bin);
|
|
POSITION(_latin1'B' IN _latin1'abcd' COLLATE latin1_bin)
|
|
0
|
|
select POSITION(_latin1'B' COLLATE latin1_bin IN _latin1'abcd');
|
|
POSITION(_latin1'B' COLLATE latin1_bin IN _latin1'abcd')
|
|
0
|
|
select POSITION(_latin1'B' COLLATE latin1_general_ci IN _latin1'abcd' COLLATE latin1_bin);
|
|
ERROR HY000: Illegal mix of collations (latin1_bin,EXPLICIT) and (latin1_general_ci,EXPLICIT) for operation 'locate'
|
|
select POSITION(_latin1'B' IN _latin2'abcd');
|
|
ERROR HY000: Illegal mix of collations (latin2_general_ci,COERCIBLE) and (latin1_swedish_ci,COERCIBLE) for operation 'locate'
|
|
select FIND_IN_SET(_latin1'B',_latin1'a,b,c,d');
|
|
FIND_IN_SET(_latin1'B',_latin1'a,b,c,d')
|
|
2
|
|
select FIND_IN_SET(_latin1'B' COLLATE latin1_general_ci,_latin1'a,b,c,d' COLLATE latin1_bin);
|
|
ERROR HY000: Illegal mix of collations (latin1_general_ci,EXPLICIT) and (latin1_bin,EXPLICIT) for operation 'find_in_set'
|
|
select FIND_IN_SET(_latin1'B',_latin2'a,b,c,d');
|
|
ERROR HY000: Illegal mix of collations (latin1_swedish_ci,COERCIBLE) and (latin2_general_ci,COERCIBLE) for operation 'find_in_set'
|
|
select SUBSTRING_INDEX(_latin1'abcdabcdabcd',_latin1'd',2);
|
|
SUBSTRING_INDEX(_latin1'abcdabcdabcd',_latin1'd',2)
|
|
abcdabc
|
|
select SUBSTRING_INDEX(_latin1'abcdabcdabcd',_latin2'd',2);
|
|
ERROR HY000: Illegal mix of collations (latin1_swedish_ci,COERCIBLE) and (latin2_general_ci,COERCIBLE) for operation 'substring_index'
|
|
select SUBSTRING_INDEX(_latin1'abcdabcdabcd' COLLATE latin1_general_ci,_latin1'd' COLLATE latin1_bin,2);
|