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Commit d9845ccf authored by cmiller@zippy.cornsilk.net's avatar cmiller@zippy.cornsilk.net
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Merge zippy.cornsilk.net:/home/cmiller/work/mysql/bug10963/my51-bug10963 

into  zippy.cornsilk.net:/home/cmiller/work/mysql/mysql-5.1-maint
parents fbedcdc0 f05faf34
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Showing with 1096 additions and 55 deletions
mysql-test/r/func_str.result
View file @ d9845ccf
...@@ -1148,4 +1148,759 @@ id select_type table type possible_keys key key_len ref rows filtered Extra ...@@ -1148,4 +1148,759 @@ id select_type table type possible_keys key key_len ref rows filtered Extra
Warnings: 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)) 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; 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')
NULL
select lpad('hello', 4294967296, '1');
lpad('hello', 4294967296, '1')
NULL
Warnings:
Warning 1301 Result of lpad() was larger than max_allowed_packet (1048576) - truncated
select lpad('hello', -4294967297, '1');
lpad('hello', -4294967297, '1')
NULL
select lpad('hello', 4294967297, '1');
lpad('hello', 4294967297, '1')
NULL
Warnings:
Warning 1301 Result of lpad() was larger than max_allowed_packet (1048576) - truncated
select lpad('hello', -18446744073709551615, '1');
lpad('hello', -18446744073709551615, '1')
NULL
Warnings:
Error 1292 Truncated incorrect DECIMAL value: ''
Error 1292 Truncated incorrect DECIMAL value: ''
select lpad('hello', 18446744073709551615, '1');
lpad('hello', 18446744073709551615, '1')
NULL
Warnings:
Warning 1301 Result of lpad() was larger than max_allowed_packet (1048576) - truncated
select lpad('hello', -18446744073709551616, '1');
lpad('hello', -18446744073709551616, '1')
NULL
Warnings:
Error 1292 Truncated incorrect DECIMAL value: ''
Error 1292 Truncated incorrect DECIMAL value: ''
select lpad('hello', 18446744073709551616, '1');
lpad('hello', 18446744073709551616, '1')
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')
NULL
Warnings:
Error 1292 Truncated incorrect DECIMAL value: ''
Error 1292 Truncated incorrect DECIMAL value: ''
select lpad('hello', 18446744073709551617, '1');
lpad('hello', 18446744073709551617, '1')
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
End of 5.0 tests End of 5.0 tests
mysql-test/t/func_str.test
View file @ d9845ccf
...@@ -780,4 +780,193 @@ SELECT * FROM t1 INNER JOIN t2 ON code=id ...@@ -780,4 +780,193 @@ SELECT * FROM t1 INNER JOIN t2 ON code=id
DROP TABLE t1,t2; 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');
--echo End of 5.0 tests --echo End of 5.0 tests
sql/item_func.cc
View file @ d9845ccf
...@@ -2330,21 +2330,27 @@ longlong Item_func_locate::val_int() ...@@ -2330,21 +2330,27 @@ longlong Item_func_locate::val_int()
return 0; /* purecov: inspected */ return 0; /* purecov: inspected */
} }
null_value=0; null_value=0;
uint start=0; /* must be longlong to avoid truncation */
uint start0=0; longlong start= 0;
longlong start0= 0;
my_match_t match; my_match_t match;
if (arg_count == 3) if (arg_count == 3)
{ {
start0= start =(uint) args[2]->val_int()-1; start0= start= args[2]->val_int() - 1;
start=a->charpos(start);
if (start > a->length() || start+b->length() > a->length()) if ((start < 0) || (start > a->length()))
return 0;
/* start is now sufficiently valid to pass to charpos function */
start= a->charpos(start);
if (start + b->length() > a->length())
return 0; return 0;
} }
if (!b->length()) // Found empty string at start if (!b->length()) // Found empty string at start
return (longlong) (start+1); return start + 1;
if (!cmp_collation.collation->coll->instr(cmp_collation.collation, if (!cmp_collation.collation->coll->instr(cmp_collation.collation,
a->ptr()+start, a->length()-start, a->ptr()+start, a->length()-start,
......
sql/item_strfunc.cc
View file @ d9845ccf
...@@ -951,22 +951,33 @@ String *Item_func_insert::val_str(String *str) ...@@ -951,22 +951,33 @@ String *Item_func_insert::val_str(String *str)
{ {
DBUG_ASSERT(fixed == 1); DBUG_ASSERT(fixed == 1);
String *res,*res2; String *res,*res2;
uint start,length; longlong start, length; /* must be longlong to avoid truncation */
null_value=0; null_value=0;
res=args[0]->val_str(str); res=args[0]->val_str(str);
res2=args[3]->val_str(&tmp_value); res2=args[3]->val_str(&tmp_value);
start=(uint) args[1]->val_int()-1; start= args[1]->val_int() - 1;
length=(uint) args[2]->val_int(); length= args[2]->val_int();
if (args[0]->null_value || args[1]->null_value || args[2]->null_value || if (args[0]->null_value || args[1]->null_value || args[2]->null_value ||
args[3]->null_value) args[3]->null_value)
goto null; /* purecov: inspected */ goto null; /* purecov: inspected */
start=res->charpos(start);
length=res->charpos(length,start); if ((start < 0) || (start > res->length() + 1))
if (start > res->length()+1)
return res; // Wrong param; skip insert return res; // Wrong param; skip insert
if (length > res->length()-start) if ((length < 0) || (length > res->length() + 1))
length=res->length()-start; length= res->length() + 1;
/* start and length are now sufficiently valid to pass to charpos function */
start= res->charpos(start);
length= res->charpos(length, start);
/* Re-testing with corrected params */
if (start > res->length() + 1)
return res; // Wrong param; skip insert
if (length > res->length() - start)
length= res->length() - start;
if (res->length() - length + res2->length() > if (res->length() - length + res2->length() >
current_thd->variables.max_allowed_packet) current_thd->variables.max_allowed_packet)
{ {
...@@ -1039,16 +1050,21 @@ String *Item_str_conv::val_str(String *str) ...@@ -1039,16 +1050,21 @@ String *Item_str_conv::val_str(String *str)
String *Item_func_left::val_str(String *str) String *Item_func_left::val_str(String *str)
{ {
DBUG_ASSERT(fixed == 1); DBUG_ASSERT(fixed == 1);
String *res =args[0]->val_str(str); String *res= args[0]->val_str(str);
long length =(long) args[1]->val_int();
/* must be longlong to avoid truncation */
longlong length= args[1]->val_int();
uint char_pos; uint char_pos;
if ((null_value=(args[0]->null_value || args[1]->null_value))) if ((null_value=(args[0]->null_value || args[1]->null_value)))
return 0; return 0;
if (length <= 0)
/* if "unsigned_flag" is set, we have a *huge* positive number. */
if ((length <= 0) && (!args[1]->unsigned_flag))
return &my_empty_string; return &my_empty_string;
if (res->length() <= (uint) length ||
res->length() <= (char_pos= res->charpos(length))) if ((res->length() <= (ulonglong) length) ||
(res->length() <= (char_pos= res->charpos(length))))
return res; return res;
tmp_value.set(*res, 0, char_pos); tmp_value.set(*res, 0, char_pos);
...@@ -1080,14 +1096,18 @@ void Item_func_left::fix_length_and_dec() ...@@ -1080,14 +1096,18 @@ void Item_func_left::fix_length_and_dec()
String *Item_func_right::val_str(String *str) String *Item_func_right::val_str(String *str)
{ {
DBUG_ASSERT(fixed == 1); DBUG_ASSERT(fixed == 1);
String *res =args[0]->val_str(str); String *res= args[0]->val_str(str);
long length =(long) args[1]->val_int(); /* must be longlong to avoid truncation */
longlong length= args[1]->val_int();
if ((null_value=(args[0]->null_value || args[1]->null_value))) if ((null_value=(args[0]->null_value || args[1]->null_value)))
return 0; /* purecov: inspected */ return 0; /* purecov: inspected */
if (length <= 0)
/* if "unsigned_flag" is set, we have a *huge* positive number. */
if ((length <= 0) && (!args[1]->unsigned_flag))
return &my_empty_string; /* purecov: inspected */ return &my_empty_string; /* purecov: inspected */
if (res->length() <= (uint) length)
if (res->length() <= (ulonglong) length)
return res; /* purecov: inspected */ return res; /* purecov: inspected */
uint start=res->numchars(); uint start=res->numchars();
...@@ -1110,25 +1130,43 @@ String *Item_func_substr::val_str(String *str) ...@@ -1110,25 +1130,43 @@ String *Item_func_substr::val_str(String *str)
{ {
DBUG_ASSERT(fixed == 1); DBUG_ASSERT(fixed == 1);
String *res = args[0]->val_str(str); String *res = args[0]->val_str(str);
int32 start = (int32) args[1]->val_int(); /* must be longlong to avoid truncation */
int32 length = arg_count == 3 ? (int32) args[2]->val_int() : INT_MAX32; longlong start= args[1]->val_int();
int32 tmp_length; /* Assumes that the maximum length of a String is < INT_MAX32. */
/* Limit so that code sees out-of-bound value properly. */
longlong length= arg_count == 3 ? args[2]->val_int() : INT_MAX32;
longlong tmp_length;
if ((null_value=(args[0]->null_value || args[1]->null_value || if ((null_value=(args[0]->null_value || args[1]->null_value ||
(arg_count == 3 && args[2]->null_value)))) (arg_count == 3 && args[2]->null_value))))
return 0; /* purecov: inspected */ return 0; /* purecov: inspected */
start= (int32)((start < 0) ? res->numchars() + start : start -1);
start=res->charpos(start); /* Negative length, will return empty string. */
length=res->charpos(length,start); if ((arg_count == 3) && (length <= 0) && !args[2]->unsigned_flag)
if (start < 0 || (uint) start+1 > res->length() || length <= 0) return &my_empty_string;
/* Assumes that the maximum length of a String is < INT_MAX32. */
/* Set here so that rest of code sees out-of-bound value as such. */
if ((length <= 0) || (length > INT_MAX32))
length= INT_MAX32;
/* if "unsigned_flag" is set, we have a *huge* positive number. */
/* Assumes that the maximum length of a String is < INT_MAX32. */
if ((args[1]->unsigned_flag) || (start < INT_MIN32) || (start > INT_MAX32))
return &my_empty_string;
start= ((start < 0) ? res->numchars() + start : start - 1);
start= res->charpos(start);
if ((start < 0) || ((uint) start + 1 > res->length()))
return &my_empty_string; return &my_empty_string;
tmp_length=(int32) res->length()-start; length= res->charpos(length, start);
length=min(length,tmp_length); tmp_length= res->length() - start;
length= min(length, tmp_length);
if (!start && res->length() == (uint) length) if (!start && res->length() == (ulonglong) length)
return res; return res;
tmp_value.set(*res,(uint) start,(uint) length); tmp_value.set(*res, (ulonglong) start, (ulonglong) length);
return &tmp_value; return &tmp_value;
} }
...@@ -2141,8 +2179,15 @@ void Item_func_repeat::fix_length_and_dec() ...@@ -2141,8 +2179,15 @@ void Item_func_repeat::fix_length_and_dec()
collation.set(args[0]->collation); collation.set(args[0]->collation);
if (args[1]->const_item()) if (args[1]->const_item())
{ {
ulonglong max_result_length= ((ulonglong) args[0]->max_length * /* must be longlong to avoid truncation */
args[1]->val_int()); longlong count= args[1]->val_int();
/* Assumes that the maximum length of a String is < INT_MAX32. */
/* Set here so that rest of code sees out-of-bound value as such. */
if (count > INT_MAX32)
count= INT_MAX32;
ulonglong max_result_length= (ulonglong) args[0]->max_length * count;
if (max_result_length >= MAX_BLOB_WIDTH) if (max_result_length >= MAX_BLOB_WIDTH)
{ {
max_result_length= MAX_BLOB_WIDTH; max_result_length= MAX_BLOB_WIDTH;
...@@ -2167,13 +2212,20 @@ String *Item_func_repeat::val_str(String *str) ...@@ -2167,13 +2212,20 @@ String *Item_func_repeat::val_str(String *str)
DBUG_ASSERT(fixed == 1); DBUG_ASSERT(fixed == 1);
uint length,tot_length; uint length,tot_length;
char *to; char *to;
long count= (long) args[1]->val_int(); /* must be longlong to avoid truncation */
String *res =args[0]->val_str(str); longlong tmp_count= args[1]->val_int();
long count= tmp_count;
String *res= args[0]->val_str(str);
/* Assumes that the maximum length of a String is < INT_MAX32. */
/* Bounds check on count: If this is triggered, we will error. */
if ((tmp_count > INT_MAX32) || args[1]->unsigned_flag)
count= INT_MAX32;
if (args[0]->null_value || args[1]->null_value) if (args[0]->null_value || args[1]->null_value)
goto err; // string and/or delim are null goto err; // string and/or delim are null
null_value=0; null_value= 0;
if (count <= 0) // For nicer SQL code if ((tmp_count <= 0) && !args[1]->unsigned_flag) // For nicer SQL code
return &my_empty_string; return &my_empty_string;
if (count == 1) // To avoid reallocs if (count == 1) // To avoid reallocs
return res; return res;
...@@ -2212,8 +2264,20 @@ void Item_func_rpad::fix_length_and_dec() ...@@ -2212,8 +2264,20 @@ void Item_func_rpad::fix_length_and_dec()
return; return;
if (args[1]->const_item()) if (args[1]->const_item())
{ {
ulonglong length= ((ulonglong) args[1]->val_int() * ulonglong length= 0;
collation.collation->mbmaxlen);
if (collation.collation->mbmaxlen > 0)
{
ulonglong temp= (ulonglong) args[1]->val_int();
/* Assumes that the maximum length of a String is < INT_MAX32. */
/* Set here so that rest of code sees out-of-bound value as such. */
if (temp > INT_MAX32)
temp = INT_MAX32;
length= temp * collation.collation->mbmaxlen;
}
if (length >= MAX_BLOB_WIDTH) if (length >= MAX_BLOB_WIDTH)
{ {
length= MAX_BLOB_WIDTH; length= MAX_BLOB_WIDTH;
...@@ -2235,21 +2299,30 @@ String *Item_func_rpad::val_str(String *str) ...@@ -2235,21 +2299,30 @@ String *Item_func_rpad::val_str(String *str)
uint32 res_byte_length,res_char_length,pad_char_length,pad_byte_length; uint32 res_byte_length,res_char_length,pad_char_length,pad_byte_length;
char *to; char *to;
const char *ptr_pad; const char *ptr_pad;
int32 count= (int32) args[1]->val_int(); /* must be longlong to avoid truncation */
int32 byte_count= count * collation.collation->mbmaxlen; longlong count= args[1]->val_int();
String *res =args[0]->val_str(str); longlong byte_count;
String *rpad = args[2]->val_str(&rpad_str); String *res= args[0]->val_str(str);
String *rpad= args[2]->val_str(&rpad_str);
/* Assumes that the maximum length of a String is < INT_MAX32. */
/* Set here so that rest of code sees out-of-bound value as such. */
if ((count > INT_MAX32) || args[1]->unsigned_flag)
count= INT_MAX32;
if (!res || args[1]->null_value || !rpad || count < 0) if (!res || args[1]->null_value || !rpad || count < 0)
goto err; goto err;
null_value=0; null_value=0;
if (count <= (int32) (res_char_length=res->numchars()))
if (count <= (res_char_length= res->numchars()))
{ // String to pad is big enough { // String to pad is big enough
res->length(res->charpos(count)); // Shorten result if longer res->length(res->charpos(count)); // Shorten result if longer
return (res); return (res);
} }
pad_char_length= rpad->numchars(); pad_char_length= rpad->numchars();
if ((ulong) byte_count > current_thd->variables.max_allowed_packet)
byte_count= count * collation.collation->mbmaxlen;
if ((ulonglong) byte_count > current_thd->variables.max_allowed_packet)
{ {
push_warning_printf(current_thd, MYSQL_ERROR::WARN_LEVEL_WARN, push_warning_printf(current_thd, MYSQL_ERROR::WARN_LEVEL_WARN,
ER_WARN_ALLOWED_PACKET_OVERFLOWED, ER_WARN_ALLOWED_PACKET_OVERFLOWED,
...@@ -2295,8 +2368,20 @@ void Item_func_lpad::fix_length_and_dec() ...@@ -2295,8 +2368,20 @@ void Item_func_lpad::fix_length_and_dec()
if (args[1]->const_item()) if (args[1]->const_item())
{ {
ulonglong length= ((ulonglong) args[1]->val_int() * ulonglong length= 0;
collation.collation->mbmaxlen);
if (collation.collation->mbmaxlen > 0)
{
ulonglong temp= (ulonglong) args[1]->val_int();
/* Assumes that the maximum length of a String is < INT_MAX32. */
/* Set here so that rest of code sees out-of-bound value as such. */
if (temp > INT_MAX32)
temp= INT_MAX32;
length= temp * collation.collation->mbmaxlen;
}
if (length >= MAX_BLOB_WIDTH) if (length >= MAX_BLOB_WIDTH)
{ {
length= MAX_BLOB_WIDTH; length= MAX_BLOB_WIDTH;
...@@ -2316,13 +2401,19 @@ String *Item_func_lpad::val_str(String *str) ...@@ -2316,13 +2401,19 @@ String *Item_func_lpad::val_str(String *str)
{ {
DBUG_ASSERT(fixed == 1); DBUG_ASSERT(fixed == 1);
uint32 res_char_length,pad_char_length; uint32 res_char_length,pad_char_length;
ulong count= (long) args[1]->val_int(), byte_count; /* must be longlong to avoid truncation */
longlong count= args[1]->val_int();
longlong byte_count;
String *res= args[0]->val_str(&tmp_value); String *res= args[0]->val_str(&tmp_value);
String *pad= args[2]->val_str(&lpad_str); String *pad= args[2]->val_str(&lpad_str);
if (!res || args[1]->null_value || !pad) /* Assumes that the maximum length of a String is < INT_MAX32. */
goto err; /* Set here so that rest of code sees out-of-bound value as such. */
if ((count > INT_MAX32) || args[1]->unsigned_flag)
count= INT_MAX32;
if (!res || args[1]->null_value || !pad || count < 0)
goto err;
null_value=0; null_value=0;
res_char_length= res->numchars(); res_char_length= res->numchars();
......
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