Merge malff@bk-internal.mysql.com:/home/bk/mysql-5.1-runtime

into  weblab.(none):/home/marcsql/TREE/mysql-5.1-22684


sql/item_func.cc:
  Auto merged
sql/item_func.h:
  Auto merged
sql/item_strfunc.cc:
  Auto merged
sql/item_strfunc.h:
  Auto merged

mysql-test/r/func_str.result

@@ -813,11 +813,231 @@ drop table t7;
 select substring_index("1abcd;2abcd;3abcd;4abcd", ';', 2),substring_index("1abcd;2abcd;3abcd;4abcd", ';', -2);
 substring_index("1abcd;2abcd;3abcd;4abcd", ';', 2)	substring_index("1abcd;2abcd;3abcd;4abcd", ';', -2)
 1abcd;2abcd	3abcd;4abcd
-explain extended select md5('hello'), sha('abc'), sha1('abc'), soundex(''), 'mood' sounds like 'mud', aes_decrypt(aes_encrypt('abc','1'),'1'),concat('*',space(5),'*'), reverse('abc'), rpad('a',4,'1'), lpad('a',4,'1'),  concat_ws(',','',NULL,'a'),make_set(255,_latin2'a',_latin2'b',_latin2'c'),elt(2,1),locate("a","b",2),format(130,10),char(0),conv(130,16,10),hex(130),binary 'HE', export_set(255,_latin2'y',_latin2'n',_latin2' '),FIELD('b' COLLATE latin1_bin,'A','B'),FIND_IN_SET(_latin1'B',_latin1'a,b,c,d'),collation(conv(130,16,10)), coercibility(conv(130,16,10)),length('\n\t\r\b\0\_\%\\'),bit_length('\n\t\r\b\0\_\%\\'),bit_length('\n\t\r\b\0\_\%\\'),concat('monty',' was here ','again'),length('hello'),char(ascii('h')),ord('h'),quote(1/0),crc32("123"),replace('aaaa','a','b'),insert('txs',2,1,'hi'),left(_latin2'a',1),right(_latin2'a',1),lcase(_latin2'a'),ucase(_latin2'a'),SUBSTR('abcdefg',3,2),substring_index("1abcd;2abcd;3abcd;4abcd", ';', 2),trim(_latin2' a '),ltrim(_latin2' a '),rtrim(_latin2' a '), decode(encode(repeat("a",100000),"monty"),"monty");
+explain extended select md5('hello');
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
 Warnings:
-Note	1003	select md5(_latin1'hello') AS `md5('hello')`,sha(_latin1'abc') AS `sha('abc')`,sha(_latin1'abc') AS `sha1('abc')`,soundex(_latin1'') AS `soundex('')`,(soundex(_latin1'mood') = soundex(_latin1'mud')) AS `'mood' sounds like 'mud'`,aes_decrypt(aes_encrypt(_latin1'abc',_latin1'1'),_latin1'1') AS `aes_decrypt(aes_encrypt('abc','1'),'1')`,concat(_latin1'*',repeat(_latin1' ',5),_latin1'*') AS `concat('*',space(5),'*')`,reverse(_latin1'abc') AS `reverse('abc')`,rpad(_latin1'a',4,_latin1'1') AS `rpad('a',4,'1')`,lpad(_latin1'a',4,_latin1'1') AS `lpad('a',4,'1')`,concat_ws(_latin1',',_latin1'',NULL,_latin1'a') AS `concat_ws(',','',NULL,'a')`,make_set(255,_latin2'a',_latin2'b',_latin2'c') AS `make_set(255,_latin2'a',_latin2'b',_latin2'c')`,elt(2,1) AS `elt(2,1)`,locate(_latin1'a',_latin1'b',2) AS `locate("a","b",2)`,format(130,10) AS `format(130,10)`,char(0) AS `char(0)`,conv(130,16,10) AS `conv(130,16,10)`,hex(130) AS `hex(130)`,cast(_latin1'HE' as char charset binary) AS `binary 'HE'`,export_set(255,_latin2'y',_latin2'n',_latin2' ') AS `export_set(255,_latin2'y',_latin2'n',_latin2' ')`,field((_latin1'b' collate latin1_bin),_latin1'A',_latin1'B') AS `FIELD('b' COLLATE latin1_bin,'A','B')`,find_in_set(_latin1'B',_latin1'a,b,c,d') AS `FIND_IN_SET(_latin1'B',_latin1'a,b,c,d')`,collation(conv(130,16,10)) AS `collation(conv(130,16,10))`,coercibility(conv(130,16,10)) AS `coercibility(conv(130,16,10))`,length(_latin1'\n	\r\0\\_\\%\\') AS `length('\n\t\r\b\0\_\%\\')`,bit_length(_latin1'\n	\r\0\\_\\%\\') AS `bit_length('\n\t\r\b\0\_\%\\')`,bit_length(_latin1'\n	\r\0\\_\\%\\') AS `bit_length('\n\t\r\b\0\_\%\\')`,concat(_latin1'monty',_latin1' was here ',_latin1'again') AS `concat('monty',' was here ','again')`,length(_latin1'hello') AS `length('hello')`,char(ascii(_latin1'h')) AS `char(ascii('h'))`,ord(_latin1'h') AS `ord('h')`,quote((1 / 0)) AS `quote(1/0)`,crc32(_latin1'123') AS `crc32("123")`,replace(_latin1'aaaa',_latin1'a',_latin1'b') AS `replace('aaaa','a','b')`,insert(_latin1'txs',2,1,_latin1'hi') AS `insert('txs',2,1,'hi')`,left(_latin2'a',1) AS `left(_latin2'a',1)`,right(_latin2'a',1) AS `right(_latin2'a',1)`,lcase(_latin2'a') AS `lcase(_latin2'a')`,ucase(_latin2'a') AS `ucase(_latin2'a')`,substr(_latin1'abcdefg',3,2) AS `SUBSTR('abcdefg',3,2)`,substring_index(_latin1'1abcd;2abcd;3abcd;4abcd',_latin1';',2) AS `substring_index("1abcd;2abcd;3abcd;4abcd", ';', 2)`,trim(_latin2' a ') AS `trim(_latin2' a ')`,ltrim(_latin2' a ') AS `ltrim(_latin2' a ')`,rtrim(_latin2' a ') AS `rtrim(_latin2' a ')`,decode(encode(repeat(_latin1'a',100000))) AS `decode(encode(repeat("a",100000),"monty"),"monty")`
+Note	1003	select md5(_latin1'hello') AS `md5('hello')`
+explain extended select sha('abc');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select sha(_latin1'abc') AS `sha('abc')`
+explain extended select sha1('abc');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select sha(_latin1'abc') AS `sha1('abc')`
+explain extended select soundex('');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select soundex(_latin1'') AS `soundex('')`
+explain extended select 'mood' sounds like 'mud';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select (soundex(_latin1'mood') = soundex(_latin1'mud')) AS `'mood' sounds like 'mud'`
+explain extended select aes_decrypt(aes_encrypt('abc','1'),'1');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select aes_decrypt(aes_encrypt(_latin1'abc',_latin1'1'),_latin1'1') AS `aes_decrypt(aes_encrypt('abc','1'),'1')`
+explain extended select concat('*',space(5),'*');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select concat(_latin1'*',repeat(_latin1' ',5),_latin1'*') AS `concat('*',space(5),'*')`
+explain extended select reverse('abc');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select reverse(_latin1'abc') AS `reverse('abc')`
+explain extended select rpad('a',4,'1');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select rpad(_latin1'a',4,_latin1'1') AS `rpad('a',4,'1')`
+explain extended select lpad('a',4,'1');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select lpad(_latin1'a',4,_latin1'1') AS `lpad('a',4,'1')`
+explain extended select concat_ws(',','',NULL,'a');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select concat_ws(_latin1',',_latin1'',NULL,_latin1'a') AS `concat_ws(',','',NULL,'a')`
+explain extended select make_set(255,_latin2'a', _latin2'b', _latin2'c');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select make_set(255,_latin2'a',_latin2'b',_latin2'c') AS `make_set(255,_latin2'a', _latin2'b', _latin2'c')`
+explain extended select elt(2,1);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select elt(2,1) AS `elt(2,1)`
+explain extended select locate("a","b",2);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select locate(_latin1'a',_latin1'b',2) AS `locate("a","b",2)`
+explain extended select format(130,10);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select format(130,10) AS `format(130,10)`
+explain extended select char(0);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select char(0) AS `char(0)`
+explain extended select conv(130,16,10);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select conv(130,16,10) AS `conv(130,16,10)`
+explain extended select hex(130);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select hex(130) AS `hex(130)`
+explain extended select binary 'HE';
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select cast(_latin1'HE' as char charset binary) AS `binary 'HE'`
+explain extended select export_set(255,_latin2'y', _latin2'n', _latin2' ');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select export_set(255,_latin2'y',_latin2'n',_latin2' ') AS `export_set(255,_latin2'y', _latin2'n', _latin2' ')`
+explain extended select FIELD('b' COLLATE latin1_bin,'A','B');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select field((_latin1'b' collate latin1_bin),_latin1'A',_latin1'B') AS `FIELD('b' COLLATE latin1_bin,'A','B')`
+explain extended select FIND_IN_SET(_latin1'B', _latin1'a,b,c,d');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select find_in_set(_latin1'B',_latin1'a,b,c,d') AS `FIND_IN_SET(_latin1'B', _latin1'a,b,c,d')`
+explain extended select collation(conv(130,16,10));
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select collation(conv(130,16,10)) AS `collation(conv(130,16,10))`
+explain extended select coercibility(conv(130,16,10));
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select coercibility(conv(130,16,10)) AS `coercibility(conv(130,16,10))`
+explain extended select length('\n\t\r\b\0\_\%\\');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select length(_latin1'\n	\r\0\\_\\%\\') AS `length('\n\t\r\b\0\_\%\\')`
+explain extended select bit_length('\n\t\r\b\0\_\%\\');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select bit_length(_latin1'\n	\r\0\\_\\%\\') AS `bit_length('\n\t\r\b\0\_\%\\')`
+explain extended select bit_length('\n\t\r\b\0\_\%\\');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select bit_length(_latin1'\n	\r\0\\_\\%\\') AS `bit_length('\n\t\r\b\0\_\%\\')`
+explain extended select concat('monty',' was here ','again');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select concat(_latin1'monty',_latin1' was here ',_latin1'again') AS `concat('monty',' was here ','again')`
+explain extended select length('hello');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select length(_latin1'hello') AS `length('hello')`
+explain extended select char(ascii('h'));
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select char(ascii(_latin1'h')) AS `char(ascii('h'))`
+explain extended select ord('h');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select ord(_latin1'h') AS `ord('h')`
+explain extended select quote(1/0);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select quote((1 / 0)) AS `quote(1/0)`
+explain extended select crc32("123");
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select crc32(_latin1'123') AS `crc32("123")`
+explain extended select replace('aaaa','a','b');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select replace(_latin1'aaaa',_latin1'a',_latin1'b') AS `replace('aaaa','a','b')`
+explain extended select insert('txs',2,1,'hi');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select insert(_latin1'txs',2,1,_latin1'hi') AS `insert('txs',2,1,'hi')`
+explain extended select left(_latin2'a',1);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select left(_latin2'a',1) AS `left(_latin2'a',1)`
+explain extended select right(_latin2'a',1);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select right(_latin2'a',1) AS `right(_latin2'a',1)`
+explain extended select lcase(_latin2'a');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select lcase(_latin2'a') AS `lcase(_latin2'a')`
+explain extended select ucase(_latin2'a');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select ucase(_latin2'a') AS `ucase(_latin2'a')`
+explain extended select SUBSTR('abcdefg',3,2);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select substr(_latin1'abcdefg',3,2) AS `SUBSTR('abcdefg',3,2)`
+explain extended select substring_index("1abcd;2abcd;3abcd;4abcd", ';', 2);
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select substring_index(_latin1'1abcd;2abcd;3abcd;4abcd',_latin1';',2) AS `substring_index("1abcd;2abcd;3abcd;4abcd", ';', 2)`
+explain extended select trim(_latin2' a ');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select trim(_latin2' a ') AS `trim(_latin2' a ')`
+explain extended select ltrim(_latin2' a ');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select ltrim(_latin2' a ') AS `ltrim(_latin2' a ')`
+explain extended select rtrim(_latin2' a ');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select rtrim(_latin2' a ') AS `rtrim(_latin2' a ')`
+explain extended select decode(encode(repeat("a",100000),"monty"),"monty");
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select decode(encode(repeat(_latin1'a',100000),_latin1'monty'),_latin1'monty') AS `decode(encode(repeat("a",100000),"monty"),"monty")`
 SELECT lpad(12345, 5, "#");
 lpad(12345, 5, "#")
 12345
@@ -1148,772 +1368,117 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
 Warnings:
 Note	1003	select `test`.`t1`.`code` AS `code`,`test`.`t2`.`id` AS `id` from `test`.`t1` join `test`.`t2` where ((`test`.`t1`.`code` = _latin1'a12') and (length(`test`.`t1`.`code`) = 5))
 DROP TABLE t1,t2;
-select locate('he','hello',-2);
-locate('he','hello',-2)
-0
-select locate('lo','hello',-4294967295);
-locate('lo','hello',-4294967295)
-0
-select locate('lo','hello',4294967295);
-locate('lo','hello',4294967295)
-0
-select locate('lo','hello',-4294967296);
-locate('lo','hello',-4294967296)
-0
-select locate('lo','hello',4294967296);
-locate('lo','hello',4294967296)
-0
-select locate('lo','hello',-4294967297);
-locate('lo','hello',-4294967297)
-0
-select locate('lo','hello',4294967297);
-locate('lo','hello',4294967297)
-0
-select locate('lo','hello',-18446744073709551615);
-locate('lo','hello',-18446744073709551615)
-0
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-select locate('lo','hello',18446744073709551615);
-locate('lo','hello',18446744073709551615)
-0
-select locate('lo','hello',-18446744073709551616);
-locate('lo','hello',-18446744073709551616)
-0
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-select locate('lo','hello',18446744073709551616);
-locate('lo','hello',18446744073709551616)
-0
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-select locate('lo','hello',-18446744073709551617);
-locate('lo','hello',-18446744073709551617)
-0
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-select locate('lo','hello',18446744073709551617);
-locate('lo','hello',18446744073709551617)
-0
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-select left('hello', 10);
-left('hello', 10)
-hello
-select left('hello', 0);
-left('hello', 0)
-
-select left('hello', -1);
-left('hello', -1)
-
-select left('hello', -4294967295);
-left('hello', -4294967295)
-
-select left('hello', 4294967295);
-left('hello', 4294967295)
-hello
-select left('hello', -4294967296);
-left('hello', -4294967296)
-
-select left('hello', 4294967296);
-left('hello', 4294967296)
-hello
-select left('hello', -4294967297);
-left('hello', -4294967297)
-
-select left('hello', 4294967297);
-left('hello', 4294967297)
-hello
-select left('hello', -18446744073709551615);
-left('hello', -18446744073709551615)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select left('hello', 18446744073709551615);
-left('hello', 18446744073709551615)
-hello
-select left('hello', -18446744073709551616);
-left('hello', -18446744073709551616)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select left('hello', 18446744073709551616);
-left('hello', 18446744073709551616)
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select left('hello', -18446744073709551617);
-left('hello', -18446744073709551617)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select left('hello', 18446744073709551617);
-left('hello', 18446744073709551617)
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select right('hello', 10);
-right('hello', 10)
-hello
-select right('hello', 0);
-right('hello', 0)
-
-select right('hello', -1);
-right('hello', -1)
-
-select right('hello', -4294967295);
-right('hello', -4294967295)
-
-select right('hello', 4294967295);
-right('hello', 4294967295)
-hello
-select right('hello', -4294967296);
-right('hello', -4294967296)
-
-select right('hello', 4294967296);
-right('hello', 4294967296)
-hello
-select right('hello', -4294967297);
-right('hello', -4294967297)
-
-select right('hello', 4294967297);
-right('hello', 4294967297)
-hello
-select right('hello', -18446744073709551615);
-right('hello', -18446744073709551615)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select right('hello', 18446744073709551615);
-right('hello', 18446744073709551615)
-hello
-select right('hello', -18446744073709551616);
-right('hello', -18446744073709551616)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select right('hello', 18446744073709551616);
-right('hello', 18446744073709551616)
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select right('hello', -18446744073709551617);
-right('hello', -18446744073709551617)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select right('hello', 18446744073709551617);
-right('hello', 18446744073709551617)
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select substring('hello', 2, -1);
-substring('hello', 2, -1)
-
-select substring('hello', -1, 1);
-substring('hello', -1, 1)
-o
-select substring('hello', -2, 1);
-substring('hello', -2, 1)
-l
-select substring('hello', -4294967295, 1);
-substring('hello', -4294967295, 1)
-
-select substring('hello', 4294967295, 1);
-substring('hello', 4294967295, 1)
-
-select substring('hello', -4294967296, 1);
-substring('hello', -4294967296, 1)
-
-select substring('hello', 4294967296, 1);
-substring('hello', 4294967296, 1)
-
-select substring('hello', -4294967297, 1);
-substring('hello', -4294967297, 1)
-
-select substring('hello', 4294967297, 1);
-substring('hello', 4294967297, 1)
-
-select substring('hello', -18446744073709551615, 1);
-substring('hello', -18446744073709551615, 1)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select substring('hello', 18446744073709551615, 1);
-substring('hello', 18446744073709551615, 1)
-
-select substring('hello', -18446744073709551616, 1);
-substring('hello', -18446744073709551616, 1)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select substring('hello', 18446744073709551616, 1);
-substring('hello', 18446744073709551616, 1)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select substring('hello', -18446744073709551617, 1);
-substring('hello', -18446744073709551617, 1)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select substring('hello', 18446744073709551617, 1);
-substring('hello', 18446744073709551617, 1)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select substring('hello', 1, -1);
-substring('hello', 1, -1)
-
-select substring('hello', 1, -4294967295);
-substring('hello', 1, -4294967295)
-
-select substring('hello', 1, 4294967295);
-substring('hello', 1, 4294967295)
-hello
-select substring('hello', 1, -4294967296);
-substring('hello', 1, -4294967296)
-
-select substring('hello', 1, 4294967296);
-substring('hello', 1, 4294967296)
-hello
-select substring('hello', 1, -4294967297);
-substring('hello', 1, -4294967297)
-
-select substring('hello', 1, 4294967297);
-substring('hello', 1, 4294967297)
-hello
-select substring('hello', 1, -18446744073709551615);
-substring('hello', 1, -18446744073709551615)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select substring('hello', 1, 18446744073709551615);
-substring('hello', 1, 18446744073709551615)
-hello
-select substring('hello', 1, -18446744073709551616);
-substring('hello', 1, -18446744073709551616)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select substring('hello', 1, 18446744073709551616);
-substring('hello', 1, 18446744073709551616)
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select substring('hello', 1, -18446744073709551617);
-substring('hello', 1, -18446744073709551617)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select substring('hello', 1, 18446744073709551617);
-substring('hello', 1, 18446744073709551617)
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select substring('hello', -1, -1);
-substring('hello', -1, -1)
-
-select substring('hello', -4294967295, -4294967295);
-substring('hello', -4294967295, -4294967295)
-
-select substring('hello', 4294967295, 4294967295);
-substring('hello', 4294967295, 4294967295)
-
-select substring('hello', -4294967296, -4294967296);
-substring('hello', -4294967296, -4294967296)
-
-select substring('hello', 4294967296, 4294967296);
-substring('hello', 4294967296, 4294967296)
-
-select substring('hello', -4294967297, -4294967297);
-substring('hello', -4294967297, -4294967297)
-
-select substring('hello', 4294967297, 4294967297);
-substring('hello', 4294967297, 4294967297)
-
-select substring('hello', -18446744073709551615, -18446744073709551615);
-substring('hello', -18446744073709551615, -18446744073709551615)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select substring('hello', 18446744073709551615, 18446744073709551615);
-substring('hello', 18446744073709551615, 18446744073709551615)
-
-select substring('hello', -18446744073709551616, -18446744073709551616);
-substring('hello', -18446744073709551616, -18446744073709551616)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select substring('hello', 18446744073709551616, 18446744073709551616);
-substring('hello', 18446744073709551616, 18446744073709551616)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select substring('hello', -18446744073709551617, -18446744073709551617);
-substring('hello', -18446744073709551617, -18446744073709551617)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select substring('hello', 18446744073709551617, 18446744073709551617);
-substring('hello', 18446744073709551617, 18446744073709551617)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select insert('hello', -1, 1, 'hi');
-insert('hello', -1, 1, 'hi')
-hello
-select insert('hello', -4294967295, 1, 'hi');
-insert('hello', -4294967295, 1, 'hi')
-hello
-select insert('hello', 4294967295, 1, 'hi');
-insert('hello', 4294967295, 1, 'hi')
-hello
-select insert('hello', -4294967296, 1, 'hi');
-insert('hello', -4294967296, 1, 'hi')
-hello
-select insert('hello', 4294967296, 1, 'hi');
-insert('hello', 4294967296, 1, 'hi')
-hello
-select insert('hello', -4294967297, 1, 'hi');
-insert('hello', -4294967297, 1, 'hi')
-hello
-select insert('hello', 4294967297, 1, 'hi');
-insert('hello', 4294967297, 1, 'hi')
-hello
-select insert('hello', -18446744073709551615, 1, 'hi');
-insert('hello', -18446744073709551615, 1, 'hi')
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-select insert('hello', 18446744073709551615, 1, 'hi');
-insert('hello', 18446744073709551615, 1, 'hi')
-hello
-select insert('hello', -18446744073709551616, 1, 'hi');
-insert('hello', -18446744073709551616, 1, 'hi')
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-select insert('hello', 18446744073709551616, 1, 'hi');
-insert('hello', 18446744073709551616, 1, 'hi')
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-select insert('hello', -18446744073709551617, 1, 'hi');
-insert('hello', -18446744073709551617, 1, 'hi')
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-select insert('hello', 18446744073709551617, 1, 'hi');
-insert('hello', 18446744073709551617, 1, 'hi')
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-select insert('hello', 1, -1, 'hi');
-insert('hello', 1, -1, 'hi')
-hi
-select insert('hello', 1, -4294967295, 'hi');
-insert('hello', 1, -4294967295, 'hi')
-hi
-select insert('hello', 1, 4294967295, 'hi');
-insert('hello', 1, 4294967295, 'hi')
-hi
-select insert('hello', 1, -4294967296, 'hi');
-insert('hello', 1, -4294967296, 'hi')
-hi
-select insert('hello', 1, 4294967296, 'hi');
-insert('hello', 1, 4294967296, 'hi')
-hi
-select insert('hello', 1, -4294967297, 'hi');
-insert('hello', 1, -4294967297, 'hi')
-hi
-select insert('hello', 1, 4294967297, 'hi');
-insert('hello', 1, 4294967297, 'hi')
-hi
-select insert('hello', 1, -18446744073709551615, 'hi');
-insert('hello', 1, -18446744073709551615, 'hi')
-hi
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-select insert('hello', 1, 18446744073709551615, 'hi');
-insert('hello', 1, 18446744073709551615, 'hi')
-hi
-select insert('hello', 1, -18446744073709551616, 'hi');
-insert('hello', 1, -18446744073709551616, 'hi')
-hi
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-select insert('hello', 1, 18446744073709551616, 'hi');
-insert('hello', 1, 18446744073709551616, 'hi')
-hi
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-select insert('hello', 1, -18446744073709551617, 'hi');
-insert('hello', 1, -18446744073709551617, 'hi')
-hi
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-select insert('hello', 1, 18446744073709551617, 'hi');
-insert('hello', 1, 18446744073709551617, 'hi')
-hi
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-select insert('hello', -1, -1, 'hi');
-insert('hello', -1, -1, 'hi')
-hello
-select insert('hello', -4294967295, -4294967295, 'hi');
-insert('hello', -4294967295, -4294967295, 'hi')
-hello
-select insert('hello', 4294967295, 4294967295, 'hi');
-insert('hello', 4294967295, 4294967295, 'hi')
-hello
-select insert('hello', -4294967296, -4294967296, 'hi');
-insert('hello', -4294967296, -4294967296, 'hi')
-hello
-select insert('hello', 4294967296, 4294967296, 'hi');
-insert('hello', 4294967296, 4294967296, 'hi')
-hello
-select insert('hello', -4294967297, -4294967297, 'hi');
-insert('hello', -4294967297, -4294967297, 'hi')
-hello
-select insert('hello', 4294967297, 4294967297, 'hi');
-insert('hello', 4294967297, 4294967297, 'hi')
-hello
-select insert('hello', -18446744073709551615, -18446744073709551615, 'hi');
-insert('hello', -18446744073709551615, -18446744073709551615, 'hi')
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select insert('hello', 18446744073709551615, 18446744073709551615, 'hi');
-insert('hello', 18446744073709551615, 18446744073709551615, 'hi')
-hello
-select insert('hello', -18446744073709551616, -18446744073709551616, 'hi');
-insert('hello', -18446744073709551616, -18446744073709551616, 'hi')
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select insert('hello', 18446744073709551616, 18446744073709551616, 'hi');
-insert('hello', 18446744073709551616, 18446744073709551616, 'hi')
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select insert('hello', -18446744073709551617, -18446744073709551617, 'hi');
-insert('hello', -18446744073709551617, -18446744073709551617, 'hi')
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select insert('hello', 18446744073709551617, 18446744073709551617, 'hi');
-insert('hello', 18446744073709551617, 18446744073709551617, 'hi')
-hello
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select repeat('hello', -1);
-repeat('hello', -1)
-
-select repeat('hello', -4294967295);
-repeat('hello', -4294967295)
-
-select repeat('hello', 4294967295);
-repeat('hello', 4294967295)
-NULL
-Warnings:
-Warning	1301	Result of repeat() was larger than max_allowed_packet (1048576) - truncated
-select repeat('hello', -4294967296);
-repeat('hello', -4294967296)
-
-select repeat('hello', 4294967296);
-repeat('hello', 4294967296)
-NULL
-Warnings:
-Warning	1301	Result of repeat() was larger than max_allowed_packet (1048576) - truncated
-select repeat('hello', -4294967297);
-repeat('hello', -4294967297)
-
-select repeat('hello', 4294967297);
-repeat('hello', 4294967297)
-NULL
-Warnings:
-Warning	1301	Result of repeat() was larger than max_allowed_packet (1048576) - truncated
-select repeat('hello', -18446744073709551615);
-repeat('hello', -18446744073709551615)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select repeat('hello', 18446744073709551615);
-repeat('hello', 18446744073709551615)
-NULL
-Warnings:
-Warning	1301	Result of repeat() was larger than max_allowed_packet (1048576) - truncated
-select repeat('hello', -18446744073709551616);
-repeat('hello', -18446744073709551616)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select repeat('hello', 18446744073709551616);
-repeat('hello', 18446744073709551616)
-NULL
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Warning	1301	Result of repeat() was larger than max_allowed_packet (1048576) - truncated
-select repeat('hello', -18446744073709551617);
-repeat('hello', -18446744073709551617)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select repeat('hello', 18446744073709551617);
-repeat('hello', 18446744073709551617)
-NULL
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Warning	1301	Result of repeat() was larger than max_allowed_packet (1048576) - truncated
-select space(-1);
-space(-1)
-
-select space(-4294967295);
-space(-4294967295)
-
-select space(4294967295);
-space(4294967295)
-NULL
-Warnings:
-Warning	1301	Result of repeat() was larger than max_allowed_packet (1048576) - truncated
-select space(-4294967296);
-space(-4294967296)
-
-select space(4294967296);
-space(4294967296)
-NULL
-Warnings:
-Warning	1301	Result of repeat() was larger than max_allowed_packet (1048576) - truncated
-select space(-4294967297);
-space(-4294967297)
-
-select space(4294967297);
-space(4294967297)
-NULL
-Warnings:
-Warning	1301	Result of repeat() was larger than max_allowed_packet (1048576) - truncated
-select space(-18446744073709551615);
-space(-18446744073709551615)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select space(18446744073709551615);
-space(18446744073709551615)
-NULL
-Warnings:
-Warning	1301	Result of repeat() was larger than max_allowed_packet (1048576) - truncated
-select space(-18446744073709551616);
-space(-18446744073709551616)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select space(18446744073709551616);
-space(18446744073709551616)
-NULL
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Warning	1301	Result of repeat() was larger than max_allowed_packet (1048576) - truncated
-select space(-18446744073709551617);
-space(-18446744073709551617)
-
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select space(18446744073709551617);
-space(18446744073709551617)
-NULL
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Warning	1301	Result of repeat() was larger than max_allowed_packet (1048576) - truncated
-select rpad('hello', -1, '1');
-rpad('hello', -1, '1')
-NULL
-select rpad('hello', -4294967295, '1');
-rpad('hello', -4294967295, '1')
-NULL
-select rpad('hello', 4294967295, '1');
-rpad('hello', 4294967295, '1')
-NULL
-Warnings:
-Warning	1301	Result of rpad() was larger than max_allowed_packet (1048576) - truncated
-select rpad('hello', -4294967296, '1');
-rpad('hello', -4294967296, '1')
-NULL
-select rpad('hello', 4294967296, '1');
-rpad('hello', 4294967296, '1')
-NULL
-Warnings:
-Warning	1301	Result of rpad() was larger than max_allowed_packet (1048576) - truncated
-select rpad('hello', -4294967297, '1');
-rpad('hello', -4294967297, '1')
-NULL
-select rpad('hello', 4294967297, '1');
-rpad('hello', 4294967297, '1')
-NULL
-Warnings:
-Warning	1301	Result of rpad() was larger than max_allowed_packet (1048576) - truncated
-select rpad('hello', -18446744073709551615, '1');
-rpad('hello', -18446744073709551615, '1')
-NULL
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select rpad('hello', 18446744073709551615, '1');
-rpad('hello', 18446744073709551615, '1')
-NULL
-Warnings:
-Warning	1301	Result of rpad() was larger than max_allowed_packet (1048576) - truncated
-select rpad('hello', -18446744073709551616, '1');
-rpad('hello', -18446744073709551616, '1')
-NULL
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select rpad('hello', 18446744073709551616, '1');
-rpad('hello', 18446744073709551616, '1')
-NULL
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Warning	1301	Result of rpad() was larger than max_allowed_packet (1048576) - truncated
-select rpad('hello', -18446744073709551617, '1');
-rpad('hello', -18446744073709551617, '1')
-NULL
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select rpad('hello', 18446744073709551617, '1');
-rpad('hello', 18446744073709551617, '1')
-NULL
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Warning	1301	Result of rpad() was larger than max_allowed_packet (1048576) - truncated
-select lpad('hello', -1, '1');
-lpad('hello', -1, '1')
-NULL
-select lpad('hello', -4294967295, '1');
-lpad('hello', -4294967295, '1')
-NULL
-select lpad('hello', 4294967295, '1');
-lpad('hello', 4294967295, '1')
-NULL
-Warnings:
-Warning	1301	Result of lpad() was larger than max_allowed_packet (1048576) - truncated
-select lpad('hello', -4294967296, '1');
-lpad('hello', -4294967296, '1')
+select encode(NULL, NULL);
+encode(NULL, NULL)
 NULL
-select lpad('hello', 4294967296, '1');
-lpad('hello', 4294967296, '1')
+select encode("data", NULL);
+encode("data", NULL)
 NULL
-Warnings:
-Warning	1301	Result of lpad() was larger than max_allowed_packet (1048576) - truncated
-select lpad('hello', -4294967297, '1');
-lpad('hello', -4294967297, '1')
+select encode(NULL, "password");
+encode(NULL, "password")
 NULL
-select lpad('hello', 4294967297, '1');
-lpad('hello', 4294967297, '1')
+select decode(NULL, NULL);
+decode(NULL, NULL)
 NULL
-Warnings:
-Warning	1301	Result of lpad() was larger than max_allowed_packet (1048576) - truncated
-select lpad('hello', -18446744073709551615, '1');
-lpad('hello', -18446744073709551615, '1')
+select decode("data", NULL);
+decode("data", NULL)
 NULL
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select lpad('hello', 18446744073709551615, '1');
-lpad('hello', 18446744073709551615, '1')
+select decode(NULL, "password");
+decode(NULL, "password")
 NULL
-Warnings:
-Warning	1301	Result of lpad() was larger than max_allowed_packet (1048576) - truncated
-select lpad('hello', -18446744073709551616, '1');
-lpad('hello', -18446744073709551616, '1')
+select format(NULL, NULL);
+format(NULL, NULL)
 NULL
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select lpad('hello', 18446744073709551616, '1');
-lpad('hello', 18446744073709551616, '1')
+select format(pi(), NULL);
+format(pi(), NULL)
 NULL
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Warning	1301	Result of lpad() was larger than max_allowed_packet (1048576) - truncated
-select lpad('hello', -18446744073709551617, '1');
-lpad('hello', -18446744073709551617, '1')
+select format(NULL, 2);
+format(NULL, 2)
 NULL
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-select lpad('hello', 18446744073709551617, '1');
-lpad('hello', 18446744073709551617, '1')
+select benchmark(NULL, NULL);
+benchmark(NULL, NULL)
 NULL
-Warnings:
-Error	1292	Truncated incorrect DECIMAL value: ''
-Error	1292	Truncated incorrect DECIMAL value: ''
-Warning	1301	Result of lpad() was larger than max_allowed_packet (1048576) - truncated
-SET @orig_sql_mode = @@SQL_MODE;
-SET SQL_MODE=traditional;
-SELECT CHAR(0xff,0x8f USING utf8);
-CHAR(0xff,0x8f USING utf8)
+select benchmark(0, NULL);
+benchmark(0, NULL)
+0
+select benchmark(100, NULL);
+benchmark(100, NULL)
+0
+select benchmark(NULL, 1+1);
+benchmark(NULL, 1+1)
 NULL
-Warnings:
-Error	1300	Invalid utf8 character string: 'FF8F'
-SELECT CHAR(0xff,0x8f USING utf8) IS NULL;
-CHAR(0xff,0x8f USING utf8) IS NULL
-1
-Warnings:
-Error	1300	Invalid utf8 character string: 'FF8F'
-SET SQL_MODE=@orig_sql_mode;
+set @password="password";
+set @my_data="clear text to encode";
+select md5(encode(@my_data, "password"));
+md5(encode(@my_data, "password"))
+44320fd2b4a0ec92faa2da2122def917
+select md5(encode(@my_data, _utf8 "password"));
+md5(encode(@my_data, _utf8 "password"))
+44320fd2b4a0ec92faa2da2122def917
+select md5(encode(@my_data, binary "password"));
+md5(encode(@my_data, binary "password"))
+44320fd2b4a0ec92faa2da2122def917
+select md5(encode(@my_data, _latin1 "password"));
+md5(encode(@my_data, _latin1 "password"))
+44320fd2b4a0ec92faa2da2122def917
+select md5(encode(@my_data, _koi8r "password"));
+md5(encode(@my_data, _koi8r "password"))
+44320fd2b4a0ec92faa2da2122def917
+select md5(encode(@my_data, (select "password" from dual)));
+md5(encode(@my_data, (select "password" from dual)))
+44320fd2b4a0ec92faa2da2122def917
+select md5(encode(@my_data, concat("pass", "word")));
+md5(encode(@my_data, concat("pass", "word")))
+44320fd2b4a0ec92faa2da2122def917
+select md5(encode(@my_data, @password));
+md5(encode(@my_data, @password))
+44320fd2b4a0ec92faa2da2122def917
+set @my_data="binary encoded data";
+select md5(decode(@my_data, "password"));
+md5(decode(@my_data, "password"))
+5bea8c394368dbc03b76684483b7756b
+select md5(decode(@my_data, _utf8 "password"));
+md5(decode(@my_data, _utf8 "password"))
+5bea8c394368dbc03b76684483b7756b
+select md5(decode(@my_data, binary "password"));
+md5(decode(@my_data, binary "password"))
+5bea8c394368dbc03b76684483b7756b
+select md5(decode(@my_data, _latin1 "password"));
+md5(decode(@my_data, _latin1 "password"))
+5bea8c394368dbc03b76684483b7756b
+select md5(decode(@my_data, _koi8r "password"));
+md5(decode(@my_data, _koi8r "password"))
+5bea8c394368dbc03b76684483b7756b
+select md5(decode(@my_data, (select "password" from dual)));
+md5(decode(@my_data, (select "password" from dual)))
+5bea8c394368dbc03b76684483b7756b
+select md5(decode(@my_data, concat("pass", "word")));
+md5(decode(@my_data, concat("pass", "word")))
+5bea8c394368dbc03b76684483b7756b
+select md5(decode(@my_data, @password));
+md5(decode(@my_data, @password))
+5bea8c394368dbc03b76684483b7756b
+set @dec=5;
+select format(pi(), (1+1));
+format(pi(), (1+1))
+3.14
+select format(pi(), (select 3 from dual));
+format(pi(), (select 3 from dual))
+3.142
+select format(pi(), @dec);
+format(pi(), @dec)
+3.14159
+set @bench_count=10;
+select benchmark(10, pi());
+benchmark(10, pi())
+0
+select benchmark(5+5, pi());
+benchmark(5+5, pi())
+0
+select benchmark((select 10 from dual), pi());
+benchmark((select 10 from dual), pi())
+0
+select benchmark(@bench_count, pi());
+benchmark(@bench_count, pi())
+0
 End of 5.0 tests

mysql-test/r/parser.result

@@ -296,11 +296,6 @@ select atan();
 ERROR 42000: Incorrect parameter count in the call to native function 'atan'
 select atan2(1, 2, 3);
 ERROR 42000: Incorrect parameter count in the call to native function 'atan2'
-select benchmark(10, 1+1);
-benchmark(10, 1+1)
-0
-select benchmark(5+5, 2);
-ERROR 42000: Incorrect parameters in the call to native function 'BENCHMARK'
 select concat();
 ERROR 42000: Incorrect parameter count in the call to native function 'concat'
 select concat("foo");
@@ -310,11 +305,6 @@ select concat_ws();
 ERROR 42000: Incorrect parameter count in the call to native function 'concat_ws'
 select concat_ws("foo");
 ERROR 42000: Incorrect parameter count in the call to native function 'concat_ws'
-set @pwd="my password";
-select encode("secret", @pwd);
-ERROR 42000: Incorrect parameters in the call to native function 'ENCODE'
-select decode("encoded-secret", @pwd);
-ERROR 42000: Incorrect parameters in the call to native function 'DECODE'
 select encrypt();
 ERROR 42000: Incorrect parameter count in the call to native function 'encrypt'
 select encrypt(1, 2, 3);
@@ -339,9 +329,6 @@ select field();
 ERROR 42000: Incorrect parameter count in the call to native function 'field'
 select field("p1");
 ERROR 42000: Incorrect parameter count in the call to native function 'field'
-set @dec=2;
-select format(pi(), @dec);
-ERROR 42000: Incorrect parameters in the call to native function 'FORMAT'
 select from_unixtime();
 ERROR 42000: Incorrect parameter count in the call to native function 'from_unixtime'
 select from_unixtime(1, 2, 3);

mysql-test/r/ps.result

@@ -2391,3 +2391,49 @@ Level	Code	Message
 Note	1051	Unknown table 't1'
 Note	1051	Unknown table 't2'
 deallocate prepare abc;
+set @my_password="password";
+set @my_data="clear text to encode";
+prepare stmt1 from 'select decode(encode(?, ?), ?)';
+execute stmt1 using @my_data, @my_password, @my_password;
+decode(encode(?, ?), ?)
+clear text to encode
+set @my_data="more text to encode";
+execute stmt1 using @my_data, @my_password, @my_password;
+decode(encode(?, ?), ?)
+more text to encode
+set @my_password="new password";
+execute stmt1 using @my_data, @my_password, @my_password;
+decode(encode(?, ?), ?)
+more text to encode
+deallocate prepare stmt1;
+set @to_format="123456789.123456789";
+set @dec=0;
+prepare stmt2 from 'select format(?, ?)';
+execute stmt2 using @to_format, @dec;
+format(?, ?)
+123,456,789
+set @dec=4;
+execute stmt2 using @to_format, @dec;
+format(?, ?)
+123,456,789.1235
+set @dec=6;
+execute stmt2 using @to_format, @dec;
+format(?, ?)
+123,456,789.123457
+set @dec=2;
+execute stmt2 using @to_format, @dec;
+format(?, ?)
+123,456,789.12
+set @to_format="100";
+execute stmt2 using @to_format, @dec;
+format(?, ?)
+100.00
+set @to_format="1000000";
+execute stmt2 using @to_format, @dec;
+format(?, ?)
+1,000,000.00
+set @to_format="10000";
+execute stmt2 using @to_format, @dec;
+format(?, ?)
+10,000.00
+deallocate prepare stmt2;

mysql-test/t/func_str.test

@@ -460,7 +460,51 @@ drop table t7;
 
 select substring_index("1abcd;2abcd;3abcd;4abcd", ';', 2),substring_index("1abcd;2abcd;3abcd;4abcd", ';', -2);
 
-explain extended select md5('hello'), sha('abc'), sha1('abc'), soundex(''), 'mood' sounds like 'mud', aes_decrypt(aes_encrypt('abc','1'),'1'),concat('*',space(5),'*'), reverse('abc'), rpad('a',4,'1'), lpad('a',4,'1'),  concat_ws(',','',NULL,'a'),make_set(255,_latin2'a',_latin2'b',_latin2'c'),elt(2,1),locate("a","b",2),format(130,10),char(0),conv(130,16,10),hex(130),binary 'HE', export_set(255,_latin2'y',_latin2'n',_latin2' '),FIELD('b' COLLATE latin1_bin,'A','B'),FIND_IN_SET(_latin1'B',_latin1'a,b,c,d'),collation(conv(130,16,10)), coercibility(conv(130,16,10)),length('\n\t\r\b\0\_\%\\'),bit_length('\n\t\r\b\0\_\%\\'),bit_length('\n\t\r\b\0\_\%\\'),concat('monty',' was here ','again'),length('hello'),char(ascii('h')),ord('h'),quote(1/0),crc32("123"),replace('aaaa','a','b'),insert('txs',2,1,'hi'),left(_latin2'a',1),right(_latin2'a',1),lcase(_latin2'a'),ucase(_latin2'a'),SUBSTR('abcdefg',3,2),substring_index("1abcd;2abcd;3abcd;4abcd", ';', 2),trim(_latin2' a '),ltrim(_latin2' a '),rtrim(_latin2' a '), decode(encode(repeat("a",100000),"monty"),"monty");
+explain extended select md5('hello');
+explain extended select sha('abc');
+explain extended select sha1('abc');
+explain extended select soundex('');
+explain extended select 'mood' sounds like 'mud';
+explain extended select aes_decrypt(aes_encrypt('abc','1'),'1');
+explain extended select concat('*',space(5),'*');
+explain extended select reverse('abc');
+explain extended select rpad('a',4,'1');
+explain extended select lpad('a',4,'1');
+explain extended select concat_ws(',','',NULL,'a');
+explain extended select make_set(255,_latin2'a', _latin2'b', _latin2'c');
+explain extended select elt(2,1);
+explain extended select locate("a","b",2);
+explain extended select format(130,10);
+explain extended select char(0);
+explain extended select conv(130,16,10);
+explain extended select hex(130);
+explain extended select binary 'HE';
+explain extended select export_set(255,_latin2'y', _latin2'n', _latin2' ');
+explain extended select FIELD('b' COLLATE latin1_bin,'A','B');
+explain extended select FIND_IN_SET(_latin1'B', _latin1'a,b,c,d');
+explain extended select collation(conv(130,16,10));
+explain extended select coercibility(conv(130,16,10));
+explain extended select length('\n\t\r\b\0\_\%\\');
+explain extended select bit_length('\n\t\r\b\0\_\%\\');
+explain extended select bit_length('\n\t\r\b\0\_\%\\');
+explain extended select concat('monty',' was here ','again');
+explain extended select length('hello');
+explain extended select char(ascii('h'));
+explain extended select ord('h');
+explain extended select quote(1/0);
+explain extended select crc32("123");
+explain extended select replace('aaaa','a','b');
+explain extended select insert('txs',2,1,'hi');
+explain extended select left(_latin2'a',1);
+explain extended select right(_latin2'a',1);
+explain extended select lcase(_latin2'a');
+explain extended select ucase(_latin2'a');
+explain extended select SUBSTR('abcdefg',3,2);
+explain extended select substring_index("1abcd;2abcd;3abcd;4abcd", ';', 2);
+explain extended select trim(_latin2' a ');
+explain extended select ltrim(_latin2' a ');
+explain extended select rtrim(_latin2' a ');
+explain extended select decode(encode(repeat("a",100000),"monty"),"monty");
 
 #
 # lpad returns incorrect result (Bug #2182)
@@ -780,208 +824,67 @@ SELECT * FROM t1 INNER JOIN t2 ON code=id
 
 DROP TABLE t1,t2;
 
-
 #
-# Bug #10963
-# 4294967296 18446744073709551616
-
-select locate('he','hello',-2);
-select locate('lo','hello',-4294967295);
-select locate('lo','hello',4294967295);
-select locate('lo','hello',-4294967296);
-select locate('lo','hello',4294967296);
-select locate('lo','hello',-4294967297);
-select locate('lo','hello',4294967297);
-select locate('lo','hello',-18446744073709551615);
-select locate('lo','hello',18446744073709551615);
-select locate('lo','hello',-18446744073709551616);
-select locate('lo','hello',18446744073709551616);
-select locate('lo','hello',-18446744073709551617);
-select locate('lo','hello',18446744073709551617);
-
-select left('hello', 10);
-select left('hello', 0);
-select left('hello', -1);
-select left('hello', -4294967295);
-select left('hello', 4294967295);
-select left('hello', -4294967296);
-select left('hello', 4294967296);
-select left('hello', -4294967297);
-select left('hello', 4294967297);
-select left('hello', -18446744073709551615);
-select left('hello', 18446744073709551615);
-select left('hello', -18446744073709551616);
-select left('hello', 18446744073709551616);
-select left('hello', -18446744073709551617);
-select left('hello', 18446744073709551617);
-
-select right('hello', 10);
-select right('hello', 0);
-select right('hello', -1);
-select right('hello', -4294967295);
-select right('hello', 4294967295);
-select right('hello', -4294967296);
-select right('hello', 4294967296);
-select right('hello', -4294967297);
-select right('hello', 4294967297);
-select right('hello', -18446744073709551615);
-select right('hello', 18446744073709551615);
-select right('hello', -18446744073709551616);
-select right('hello', 18446744073709551616);
-select right('hello', -18446744073709551617);
-select right('hello', 18446744073709551617);
-
-select substring('hello', 2, -1);
-
-select substring('hello', -1, 1);
-select substring('hello', -2, 1);
-select substring('hello', -4294967295, 1);
-select substring('hello', 4294967295, 1);
-select substring('hello', -4294967296, 1);
-select substring('hello', 4294967296, 1);
-select substring('hello', -4294967297, 1);
-select substring('hello', 4294967297, 1);
-select substring('hello', -18446744073709551615, 1);
-select substring('hello', 18446744073709551615, 1);
-select substring('hello', -18446744073709551616, 1);
-select substring('hello', 18446744073709551616, 1);
-select substring('hello', -18446744073709551617, 1);
-select substring('hello', 18446744073709551617, 1);
-select substring('hello', 1, -1);
-select substring('hello', 1, -4294967295);
-select substring('hello', 1, 4294967295);
-select substring('hello', 1, -4294967296);
-select substring('hello', 1, 4294967296);
-select substring('hello', 1, -4294967297);
-select substring('hello', 1, 4294967297);
-select substring('hello', 1, -18446744073709551615);
-select substring('hello', 1, 18446744073709551615);
-select substring('hello', 1, -18446744073709551616);
-select substring('hello', 1, 18446744073709551616);
-select substring('hello', 1, -18446744073709551617);
-select substring('hello', 1, 18446744073709551617);
-select substring('hello', -1, -1);
-select substring('hello', -4294967295, -4294967295);
-select substring('hello', 4294967295, 4294967295);
-select substring('hello', -4294967296, -4294967296);
-select substring('hello', 4294967296, 4294967296);
-select substring('hello', -4294967297, -4294967297);
-select substring('hello', 4294967297, 4294967297);
-select substring('hello', -18446744073709551615, -18446744073709551615);
-select substring('hello', 18446744073709551615, 18446744073709551615);
-select substring('hello', -18446744073709551616, -18446744073709551616);
-select substring('hello', 18446744073709551616, 18446744073709551616);
-select substring('hello', -18446744073709551617, -18446744073709551617);
-select substring('hello', 18446744073709551617, 18446744073709551617);
-
-select insert('hello', -1, 1, 'hi');
-select insert('hello', -4294967295, 1, 'hi');
-select insert('hello', 4294967295, 1, 'hi');
-select insert('hello', -4294967296, 1, 'hi');
-select insert('hello', 4294967296, 1, 'hi');
-select insert('hello', -4294967297, 1, 'hi');
-select insert('hello', 4294967297, 1, 'hi');
-select insert('hello', -18446744073709551615, 1, 'hi');
-select insert('hello', 18446744073709551615, 1, 'hi');
-select insert('hello', -18446744073709551616, 1, 'hi');
-select insert('hello', 18446744073709551616, 1, 'hi');
-select insert('hello', -18446744073709551617, 1, 'hi');
-select insert('hello', 18446744073709551617, 1, 'hi');
-select insert('hello', 1, -1, 'hi');
-select insert('hello', 1, -4294967295, 'hi');
-select insert('hello', 1, 4294967295, 'hi');
-select insert('hello', 1, -4294967296, 'hi');
-select insert('hello', 1, 4294967296, 'hi');
-select insert('hello', 1, -4294967297, 'hi');
-select insert('hello', 1, 4294967297, 'hi');
-select insert('hello', 1, -18446744073709551615, 'hi');
-select insert('hello', 1, 18446744073709551615, 'hi');
-select insert('hello', 1, -18446744073709551616, 'hi');
-select insert('hello', 1, 18446744073709551616, 'hi');
-select insert('hello', 1, -18446744073709551617, 'hi');
-select insert('hello', 1, 18446744073709551617, 'hi');
-select insert('hello', -1, -1, 'hi');
-select insert('hello', -4294967295, -4294967295, 'hi');
-select insert('hello', 4294967295, 4294967295, 'hi');
-select insert('hello', -4294967296, -4294967296, 'hi');
-select insert('hello', 4294967296, 4294967296, 'hi');
-select insert('hello', -4294967297, -4294967297, 'hi');
-select insert('hello', 4294967297, 4294967297, 'hi');
-select insert('hello', -18446744073709551615, -18446744073709551615, 'hi');
-select insert('hello', 18446744073709551615, 18446744073709551615, 'hi');
-select insert('hello', -18446744073709551616, -18446744073709551616, 'hi');
-select insert('hello', 18446744073709551616, 18446744073709551616, 'hi');
-select insert('hello', -18446744073709551617, -18446744073709551617, 'hi');
-select insert('hello', 18446744073709551617, 18446744073709551617, 'hi');
-
-select repeat('hello', -1);
-select repeat('hello', -4294967295);
-select repeat('hello', 4294967295);
-select repeat('hello', -4294967296);
-select repeat('hello', 4294967296);
-select repeat('hello', -4294967297);
-select repeat('hello', 4294967297);
-select repeat('hello', -18446744073709551615);
-select repeat('hello', 18446744073709551615);
-select repeat('hello', -18446744073709551616);
-select repeat('hello', 18446744073709551616);
-select repeat('hello', -18446744073709551617);
-select repeat('hello', 18446744073709551617);
-
-select space(-1);
-select space(-4294967295);
-select space(4294967295);
-select space(-4294967296);
-select space(4294967296);
-select space(-4294967297);
-select space(4294967297);
-select space(-18446744073709551615);
-select space(18446744073709551615);
-select space(-18446744073709551616);
-select space(18446744073709551616);
-select space(-18446744073709551617);
-select space(18446744073709551617);
-
-select rpad('hello', -1, '1');
-select rpad('hello', -4294967295, '1');
-select rpad('hello', 4294967295, '1');
-select rpad('hello', -4294967296, '1');
-select rpad('hello', 4294967296, '1');
-select rpad('hello', -4294967297, '1');
-select rpad('hello', 4294967297, '1');
-select rpad('hello', -18446744073709551615, '1');
-select rpad('hello', 18446744073709551615, '1');
-select rpad('hello', -18446744073709551616, '1');
-select rpad('hello', 18446744073709551616, '1');
-select rpad('hello', -18446744073709551617, '1');
-select rpad('hello', 18446744073709551617, '1');
-
-select lpad('hello', -1, '1');
-select lpad('hello', -4294967295, '1');
-select lpad('hello', 4294967295, '1');
-select lpad('hello', -4294967296, '1');
-select lpad('hello', 4294967296, '1');
-select lpad('hello', -4294967297, '1');
-select lpad('hello', 4294967297, '1');
-select lpad('hello', -18446744073709551615, '1');
-select lpad('hello', 18446744073709551615, '1');
-select lpad('hello', -18446744073709551616, '1');
-select lpad('hello', 18446744073709551616, '1');
-select lpad('hello', -18446744073709551617, '1');
-select lpad('hello', 18446744073709551617, '1');
-
-
-#
-# BUG#17047: CHAR() and IN() can return NULL without signaling NULL
-# result
-#
-SET @orig_sql_mode = @@SQL_MODE;
-SET SQL_MODE=traditional;
-
-SELECT CHAR(0xff,0x8f USING utf8);
-SELECT CHAR(0xff,0x8f USING utf8) IS NULL;
-
-SET SQL_MODE=@orig_sql_mode;
-
+# Bug#22684: The Functions ENCODE, DECODE and FORMAT are not real functions
+#
+
+select encode(NULL, NULL);
+select encode("data", NULL);
+select encode(NULL, "password");
+
+select decode(NULL, NULL);
+select decode("data", NULL);
+select decode(NULL, "password");
+
+select format(NULL, NULL);
+select format(pi(), NULL);
+select format(NULL, 2);
+
+select benchmark(NULL, NULL);
+select benchmark(0, NULL);
+select benchmark(100, NULL);
+select benchmark(NULL, 1+1);
+
+#
+# Please note:
+# 1) The collation of the password is irrelevant, the encryption uses
+# the binary representation of the string without charset/collation.
+# 2) These tests can not print the encoded text directly, because it's binary,
+# and doing this would cause problems with source control.
+# Instead, an md5() checksum is used, to verify the result indirectly.
+# 3) Each md5() result must be identical.
+# 4) The md5() result must never change, and must be stable across releases.
+#
+set @password="password";
+set @my_data="clear text to encode";
+select md5(encode(@my_data, "password"));
+select md5(encode(@my_data, _utf8 "password"));
+select md5(encode(@my_data, binary "password"));
+select md5(encode(@my_data, _latin1 "password"));
+select md5(encode(@my_data, _koi8r "password"));
+select md5(encode(@my_data, (select "password" from dual)));
+select md5(encode(@my_data, concat("pass", "word")));
+select md5(encode(@my_data, @password));
+
+set @my_data="binary encoded data";
+select md5(decode(@my_data, "password"));
+select md5(decode(@my_data, _utf8 "password"));
+select md5(decode(@my_data, binary "password"));
+select md5(decode(@my_data, _latin1 "password"));
+select md5(decode(@my_data, _koi8r "password"));
+select md5(decode(@my_data, (select "password" from dual)));
+select md5(decode(@my_data, concat("pass", "word")));
+select md5(decode(@my_data, @password));
+
+set @dec=5;
+select format(pi(), (1+1));
+select format(pi(), (select 3 from dual));
+select format(pi(), @dec);
+
+set @bench_count=10;
+select benchmark(10, pi());
+select benchmark(5+5, pi());
+select benchmark((select 10 from dual), pi());
+select benchmark(@bench_count, pi());
 
 --echo End of 5.0 tests

mysql-test/t/parser.test

@@ -399,11 +399,6 @@ select atan();
 -- error ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT
 select atan2(1, 2, 3);
 
-select benchmark(10, 1+1);
-
--- error ER_WRONG_PARAMETERS_TO_NATIVE_FCT
-select benchmark(5+5, 2);
-
 -- error ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT
 select concat();
 select concat("foo");
@@ -413,12 +408,6 @@ select concat_ws();
 -- error ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT
 select concat_ws("foo");
 
-set @pwd="my password";
--- error ER_WRONG_PARAMETERS_TO_NATIVE_FCT
-select encode("secret", @pwd);
--- error ER_WRONG_PARAMETERS_TO_NATIVE_FCT
-select decode("encoded-secret", @pwd);
-
 -- error ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT
 select encrypt();
 -- error ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT
@@ -448,10 +437,6 @@ select field();
 -- error ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT
 select field("p1");
 
-set @dec=2;
--- error ER_WRONG_PARAMETERS_TO_NATIVE_FCT
-select format(pi(), @dec);
-
 -- error ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT
 select from_unixtime();
 -- error ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT

mysql-test/t/ps.test

@@ -2414,3 +2414,38 @@ execute abc;
 drop table if exists t1, t2;
 execute abc;
 deallocate prepare abc;
+
+#
+# Bug#22684: The Functions ENCODE, DECODE and FORMAT are not real functions
+#
+
+set @my_password="password";
+set @my_data="clear text to encode";
+
+prepare stmt1 from 'select decode(encode(?, ?), ?)';
+execute stmt1 using @my_data, @my_password, @my_password;
+set @my_data="more text to encode";
+execute stmt1 using @my_data, @my_password, @my_password;
+set @my_password="new password";
+execute stmt1 using @my_data, @my_password, @my_password;
+deallocate prepare stmt1;
+
+set @to_format="123456789.123456789";
+set @dec=0;
+
+prepare stmt2 from 'select format(?, ?)';
+execute stmt2 using @to_format, @dec;
+set @dec=4;
+execute stmt2 using @to_format, @dec;
+set @dec=6;
+execute stmt2 using @to_format, @dec;
+set @dec=2;
+execute stmt2 using @to_format, @dec;
+set @to_format="100";
+execute stmt2 using @to_format, @dec;
+set @to_format="1000000";
+execute stmt2 using @to_format, @dec;
+set @to_format="10000";
+execute stmt2 using @to_format, @dec;
+deallocate prepare stmt2;
+

sql/item_create.cc

@@ -2612,15 +2612,8 @@ Create_func_benchmark Create_func_benchmark::s_singleton;
 Item*
 Create_func_benchmark::create(THD *thd, Item *arg1, Item *arg2)
 {
-  /* TODO: Known limitation, see Bug#22684 */
-  if ((arg1->type() != Item::INT_ITEM) || ! arg1->basic_const_item())
-  {
-    my_error(ER_WRONG_PARAMETERS_TO_NATIVE_FCT, MYF(0), "BENCHMARK");
-    return NULL;
-  }
-
   thd->lex->uncacheable(UNCACHEABLE_SIDEEFFECT);
-  return new (thd->mem_root) Item_func_benchmark(arg1->val_int(), arg2);
+  return new (thd->mem_root) Item_func_benchmark(arg1, arg2);
 }
 
 
@@ -2887,17 +2880,7 @@ Create_func_decode Create_func_decode::s_singleton;
 Item*
 Create_func_decode::create(THD *thd, Item *arg1, Item *arg2)
 {
-  /* TODO: Known limitation, see Bug#22684 */
-  if ((arg2->type() != Item::STRING_ITEM) || ! arg2->basic_const_item())
-  {
-    my_error(ER_WRONG_PARAMETERS_TO_NATIVE_FCT, MYF(0), "DECODE");
-    return NULL;
-  }
-
-  String dummy;
-  String *val = arg2->val_str(& dummy);
-  DBUG_ASSERT(val);
-  return new (thd->mem_root) Item_func_decode(arg1, val->c_ptr());
+  return new (thd->mem_root) Item_func_decode(arg1, arg2);
 }
 
 
@@ -3033,17 +3016,7 @@ Create_func_encode Create_func_encode::s_singleton;
 Item*
 Create_func_encode::create(THD *thd, Item *arg1, Item *arg2)
 {
-  /* TODO: Known limitation, see Bug#22684 */
-  if ((arg2->type() != Item::STRING_ITEM) || ! arg2->basic_const_item())
-  {
-    my_error(ER_WRONG_PARAMETERS_TO_NATIVE_FCT, MYF(0), "ENCODE");
-    return NULL;
-  }
-
-  String dummy;
-  String *val = arg2->val_str(& dummy);
-  DBUG_ASSERT(val);
-  return new (thd->mem_root) Item_func_encode(arg1, val->c_ptr());
+  return new (thd->mem_root) Item_func_encode(arg1, arg2);
 }
 
 
@@ -3235,14 +3208,7 @@ Create_func_format Create_func_format::s_singleton;
 Item*
 Create_func_format::create(THD *thd, Item *arg1, Item *arg2)
 {
-  /* TODO: Known limitation, see Bug#22684 */
-  if ((arg2->type() != Item::INT_ITEM) || ! arg2->basic_const_item())
-  {
-    my_error(ER_WRONG_PARAMETERS_TO_NATIVE_FCT, MYF(0), "FORMAT");
-    return NULL;
-  }
-
-  return new (thd->mem_root) Item_func_format(arg1, arg2->val_int());
+  return new (thd->mem_root) Item_func_format(arg1, arg2);
 }
 
 

sql/item_func.cc

@@ -3403,18 +3403,28 @@ longlong Item_func_benchmark::val_int()
   char buff[MAX_FIELD_WIDTH];
   String tmp(buff,sizeof(buff), &my_charset_bin);
   THD *thd=current_thd;
+  ulong loop_count;
 
+  loop_count= args[0]->val_int();
+
+  if (args[0]->null_value)
+  {
+    null_value= 1;
+    return 0;
+  }
+
+  null_value=0;
   for (ulong loop=0 ; loop < loop_count && !thd->killed; loop++)
   {
-    switch (args[0]->result_type()) {
+    switch (args[1]->result_type()) {
     case REAL_RESULT:
-      (void) args[0]->val_real();
+      (void) args[1]->val_real();
       break;
     case INT_RESULT:
-      (void) args[0]->val_int();
+      (void) args[1]->val_int();
       break;
     case STRING_RESULT:
-      (void) args[0]->val_str(&tmp);
+      (void) args[1]->val_str(&tmp);
       break;
     case ROW_RESULT:
     default:
@@ -3430,13 +3440,9 @@ longlong Item_func_benchmark::val_int()
 void Item_func_benchmark::print(String *str)
 {
   str->append(STRING_WITH_LEN("benchmark("));
-  char buffer[20];
-  // my_charset_bin is good enough for numbers
-  String st(buffer, sizeof(buffer), &my_charset_bin);
-  st.set((ulonglong)loop_count, &my_charset_bin);
-  str->append(st);
-  str->append(',');
   args[0]->print(str);
+  str->append(',');
+  args[1]->print(str);
   str->append(')');
 }
 

sql/item_func.h

@@ -925,10 +925,9 @@ class Item_func_last_insert_id :public Item_int_func
 
 class Item_func_benchmark :public Item_int_func
 {
-  ulong loop_count;
 public:
-  Item_func_benchmark(ulong loop_count_arg,Item *expr)
-    :Item_int_func(expr), loop_count(loop_count_arg)
+  Item_func_benchmark(Item *count_expr, Item *expr)
+    :Item_int_func(count_expr, expr)
   {}
   longlong val_int();
   const char *func_name() const { return "benchmark"; }

sql/item_strfunc.cc

@@ -1673,21 +1673,33 @@ String *Item_func_encrypt::val_str(String *str)
 void Item_func_encode::fix_length_and_dec()
 {
   max_length=args[0]->max_length;
-  maybe_null=args[0]->maybe_null;
+  maybe_null=args[0]->maybe_null || args[1]->maybe_null;
   collation.set(&my_charset_bin);
 }
 
 String *Item_func_encode::val_str(String *str)
 {
-  DBUG_ASSERT(fixed == 1);
   String *res;
+  char pw_buff[80];
+  String tmp_pw_value(pw_buff, sizeof(pw_buff), system_charset_info);
+  String *password;
+  DBUG_ASSERT(fixed == 1);
+
   if (!(res=args[0]->val_str(str)))
   {
     null_value=1; /* purecov: inspected */
     return 0; /* purecov: inspected */
   }
+
+  if (!(password=args[1]->val_str(& tmp_pw_value)))
+  {
+    null_value=1;
+    return 0;
+  }
+
   null_value=0;
   res=copy_if_not_alloced(str,res,res->length());
+  SQL_CRYPT sql_crypt(password->ptr());
   sql_crypt.init();
   sql_crypt.encode((char*) res->ptr(),res->length());
   res->set_charset(&my_charset_bin);
@@ -1696,15 +1708,27 @@ String *Item_func_encode::val_str(String *str)
 
 String *Item_func_decode::val_str(String *str)
 {
-  DBUG_ASSERT(fixed == 1);
   String *res;
+  char pw_buff[80];
+  String tmp_pw_value(pw_buff, sizeof(pw_buff), system_charset_info);
+  String *password;
+  DBUG_ASSERT(fixed == 1);
+
   if (!(res=args[0]->val_str(str)))
   {
     null_value=1; /* purecov: inspected */
     return 0; /* purecov: inspected */
   }
+
+  if (!(password=args[1]->val_str(& tmp_pw_value)))
+  {
+    null_value=1;
+    return 0;
+  }
+
   null_value=0;
   res=copy_if_not_alloced(str,res,res->length());
+  SQL_CRYPT sql_crypt(password->ptr());
   sql_crypt.init();
   sql_crypt.decode((char*) res->ptr(),res->length());
   return res;
@@ -1874,9 +1898,19 @@ String *Item_func_soundex::val_str(String *str)
 ** This should be 'internationalized' sometimes.
 */
 
-Item_func_format::Item_func_format(Item *org,int dec) :Item_str_func(org)
+const int FORMAT_MAX_DECIMALS= 30;
+
+Item_func_format::Item_func_format(Item *org, Item *dec)
+: Item_str_func(org, dec)
+{
+}
+
+void Item_func_format::fix_length_and_dec()
 {
-  decimals=(uint) set_zone(dec,0,30);
+  collation.set(default_charset());
+  uint char_length= args[0]->max_length/args[0]->collation.collation->mbmaxlen;
+  max_length= ((char_length + (char_length-args[0]->decimals)/3) *
+               collation.collation->mbmaxlen);
 }
 
 
@@ -1887,10 +1921,25 @@ Item_func_format::Item_func_format(Item *org,int dec) :Item_str_func(org)
 
 String *Item_func_format::val_str(String *str)
 {
-  uint32 length, str_length ,dec;
+  uint32 length;
+  uint32 str_length;
+  /* Number of decimal digits */
+  int dec;
+  /* Number of characters used to represent the decimals, including '.' */
+  uint32 dec_length;
   int diff;
   DBUG_ASSERT(fixed == 1);
-  dec= decimals ? decimals+1 : 0;
+
+  dec= args[1]->val_int();
+  if (args[1]->null_value)
+  {
+    null_value=1;
+    return NULL;
+  }
+
+  dec= set_zone(dec, 0, FORMAT_MAX_DECIMALS);
+  dec_length= dec ? dec+1 : 0;
+  null_value=0;
 
   if (args[0]->result_type() == DECIMAL_RESULT ||
       args[0]->result_type() == INT_RESULT)
@@ -1899,7 +1948,7 @@ String *Item_func_format::val_str(String *str)
     res= args[0]->val_decimal(&dec_val);
     if ((null_value=args[0]->null_value))
       return 0; /* purecov: inspected */
-    my_decimal_round(E_DEC_FATAL_ERROR, res, decimals, false, &rnd_dec);
+    my_decimal_round(E_DEC_FATAL_ERROR, res, dec, false, &rnd_dec);
     my_decimal2string(E_DEC_FATAL_ERROR, &rnd_dec, 0, 0, 0, str);
     str_length= str->length();
     if (rnd_dec.sign())
@@ -1910,9 +1959,9 @@ String *Item_func_format::val_str(String *str)
     double nr= args[0]->val_real();
     if ((null_value=args[0]->null_value))
       return 0; /* purecov: inspected */
-    nr= my_double_round(nr, decimals, FALSE);
+    nr= my_double_round(nr, dec, FALSE);
     /* Here default_charset() is right as this is not an automatic conversion */
-    str->set_real(nr,decimals, default_charset());
+    str->set_real(nr, dec, default_charset());
     if (isnan(nr))
       return str;
     str_length=str->length();
@@ -1920,13 +1969,13 @@ String *Item_func_format::val_str(String *str)
       str_length--;				// Don't count sign
   }
   /* We need this test to handle 'nan' values */
-  if (str_length >= dec+4)
+  if (str_length >= dec_length+4)
   {
     char *tmp,*pos;
-    length= str->length()+(diff=((int)(str_length- dec-1))/3);
+    length= str->length()+(diff=((int)(str_length- dec_length-1))/3);
     str= copy_if_not_alloced(&tmp_str,str,length);
     str->length(length);
-    tmp= (char*) str->ptr()+length - dec-1;
+    tmp= (char*) str->ptr()+length - dec_length-1;
     for (pos= (char*) str->ptr()+length-1; pos != tmp; pos--)
       pos[0]= pos[-diff];
     while (diff)
@@ -1951,11 +2000,7 @@ void Item_func_format::print(String *str)
   str->append(STRING_WITH_LEN("format("));
   args[0]->print(str);
   str->append(',');
-  // my_charset_bin is good enough for numbers
-  char buffer[20];
-  String st(buffer, sizeof(buffer), &my_charset_bin);
-  st.set((ulonglong)decimals, &my_charset_bin);
-  str->append(st);
+  args[1]->print(str);
   str->append(')');
 }
 

sql/item_strfunc.h

@@ -361,11 +361,9 @@ class Item_func_encrypt :public Item_str_func
 
 class Item_func_encode :public Item_str_func
 {
- protected:
-  SQL_CRYPT sql_crypt;
 public:
-  Item_func_encode(Item *a, char *seed):
-    Item_str_func(a),sql_crypt(seed) {}
+  Item_func_encode(Item *a, Item *seed):
+    Item_str_func(a, seed) {}
   String *val_str(String *);
   void fix_length_and_dec();
   const char *func_name() const { return "encode"; }
@@ -375,7 +373,7 @@ class Item_func_encode :public Item_str_func
 class Item_func_decode :public Item_func_encode
 {
 public:
-  Item_func_decode(Item *a, char *seed): Item_func_encode(a,seed) {}
+  Item_func_decode(Item *a, Item *seed): Item_func_encode(a, seed) {}
   String *val_str(String *);
   const char *func_name() const { return "decode"; }
 };
@@ -508,15 +506,9 @@ class Item_func_format :public Item_str_func
 {
   String tmp_str;
 public:
-  Item_func_format(Item *org,int dec);
+  Item_func_format(Item *org, Item *dec);
   String *val_str(String *);
-  void fix_length_and_dec()
-  {
-    collation.set(default_charset());
-    uint char_length= args[0]->max_length/args[0]->collation.collation->mbmaxlen;
-    max_length= ((char_length + (char_length-args[0]->decimals)/3) *
-                 collation.collation->mbmaxlen);
-  }
+  void fix_length_and_dec();
   const char *func_name() const { return "format"; }
   void print(String *);
 };