小编Mic*_*uis的帖子

我有一个带有char字段的mysql 5表

DOG
DOUG
CAT
MOUSE

现在我想在这个字段上选择SELECT,找到字符串中存在该字段的任何行,例如"DOGGY".(这与您通常使用通配符的方式相反).所以我想要一个像下面这样的选择: SELECT FROM TABLE WHERE FIELD是"DOGGY"的替代品

这可能吗？

这是第一次(在我的新开发环境中)我看到valgrind抱怨mktime,但我不确定这是否是libc库,valgrind或我的代码中的错误.我将从错误(下面)开始 - 这是否足以解释原因？

==3682==    at 0x38ACE9A505: __mktime_internal (in /lib64/libc-2.12.so)
==3682==    by 0x4D66F7: ???
==3682==    by 0x4D7611: ???
==3682==    by 0x4D23CD: ???
==3682==    by 0x4D175B: ???
==3682==    by 0x38ACE1ECDC: (below main) (in /lib64/libc-2.12.so)
==3682==  Uninitialised value was created by a stack allocation
==3682==    at 0x4D64BE: ???
==3682== 
==3682== Conditional jump or move depends on uninitialised value(s)
==3682==    at 0x38ACE9A505: __mktime_internal (in /lib64/libc-2.12.so)
==3682==    by 0x4D67DA: ???
==3682==    by 0x4D7611: ???
==3682==    by 0x4D23CD: ???
==3682==    by 0x4D175B: ???
==3682==    by 0x38ACE1ECDC: …