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仅从SQL Server中的一列中删除变音符号_Sql_Sql Server - Fatal编程技术网

仅从SQL Server中的一列中删除变音符号

仅从SQL Server中的一列中删除变音符号,sql,sql-server,Sql,Sql Server,我对只从数据库中的一列中删除变音符号有问题。是否可以只从一列中删除变音符号 我试过: select 'áéíóú' collate SQL_Latin1_General_Cp1251_CS_AS 但它盖过了整张桌子 我需要: 表1: Column1 Column2 Column n ------------------------ šbook sbook čbook cbook ěbook ebook ábook abook ... ... 更新表1 设置

我对只从数据库中的一列中删除变音符号有问题。是否可以只从一列中删除变音符号

我试过:

select 'áéíóú' collate SQL_Latin1_General_Cp1251_CS_AS
但它盖过了整张桌子

我需要:

表1

Column1 Column2 Column n
------------------------
šbook   sbook   
čbook   cbook   
ěbook   ebook
ábook   abook
...     ...
更新表1 设置[Column2]=@[Column2] 其中,[Column2]使用
convert()
varchar()
COLLATE
对[dbo].[Table1]

中的QL\u-Latin1\u-General\u-Cp1251\u-CS\u进行比较:

update t
 set Column2 = convert(varchar(32),Column1 collate SQL_Latin1_General_Cp1251_CS_AS);

select Column1, Column2
from t;
rextester演示:

返回:

+---------+---------+
| Column1 | Column2 |
+---------+---------+
| šbook   | sbook   |
| čbook   | cbook   |
| ěbook   | ebook   |
| ábook   | abook   |
+---------+---------+

这可能有帮助。为什么不能在SELECT语句中使用COLLATE:
SELECT Column1,Column1 COLLATE SQL\u Latin1\u General\u Cp1251\u CS\u AS Column2 FROM table 1
?如何将其作为更新写入?