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专栏:FRANK数据库深入浅出

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Release: 2016-06-07 15:29:49
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[数据库] SQL Server获取TEXT字段的内容长度 DATALENGTH返回任何表达式所占用的字节数。语法DATALENGTH ( expression ) 参数expression任何类型的表达式。返回类型int注释DATALENGTH 对 varchar、varbinary、text、i... sql serverbooksnullimage存储 zhongg

[数据库] SQL Server获取TEXT字段的内容长度

DATALENGTH 返回任何表达式所占用的字节数。 语法 DATALENGTH ( expression ) 参数 expression 任何类型的表达式。 返回类型 int 注释 DATALENGTH 对 varchar、varbinary、text、i...

sql server books null image 存储

zhongguoren666 2011-08-28 15:14 阅读(2434) 评论(0)

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