下面的N'代表什么含义

[dongzz]

if exists (select * from sysobjects where id = object_id(N'[dbo].[db1]') and OBJECTPROPERTY(id, N'IsUserTable') = 1)
drop table [dbo].[db1]
GO


N’什么含义
SQL server 中含有 单引号的字符串如何合并
请帮忙！

[wwl007]

可以这样啊！select "'"+"'"

[nononono]

"If the N is included, the string is interpreted as nvarchar data type with a maximum value of the server’s available memory. "

[yangzi]

n是unicode.

[july]

你查一下有关

[july]

你查一下有关sql server的资料，其中有说明的！Ｎ是系统中使用的，表示特定的信息的

[yifanwu]

Unicode

[dongzz]

谢谢各位！ 我已搞清楚！ dzz