select * from auth_user_tb where u_name_full like '%wang\_' escape '\';
(取多个字符+wang_的值)只是转义\后面的第一个字符
[_] = _
符号 含义
LIKE '5[%]' 5%
LIKE '5%' 5 后跟 0 个或更多字符的字符串
LIKE '[_]n' _n
LIKE '_n' an, in, on (and so on)
LIKE '[a-cdf]' a, b, c, d, or f
LIKE '[-acdf]' -, a, c, d, or f
LIKE '[ [ ]' [
LIKE ']' ]
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