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MySQL字符串的‘123’转换为数字的123
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方法一:
SELECT
CAST
(
'123'
AS
SIGNED
)
;
方法二:
SELECT
CONVERT
(
'123'
,
SIGNED
)
;
方法三:
SELECT
'123'
+
0
;
from
:
<
a
href
=
"http://www.cnblogs.com/emanlee/p/5998683.html"
>
http
:
//www.cnblogs.com/emanlee/p/5998683.html</a>
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