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CREATE TABLE ErrorMessage ( NA VARCHAR(20))
INSERT INTO ErrorMessage VALUES('')
INSERT INTO ErrorMessage VALUES('★')
INSERT INTO ErrorMessage VALUES('△')
GO
CREATE TABLE Erro ( NA1 VARCHAR(20))
INSERT INTO Erro VALUES('实打实的大★厦')
INSERT INTO Erro VALUES('实打大★厦')
GO
DECLARE @REPLACECMD VARCHAR(2000)='NA1'
SELECT @REPLACECMD ='REPLACE('+ @REPLACECMD+','''+NA+''' ,'''')' FROM ErrorMessage
print @REPLACECMD
DECLARE @SQLCMD VARCHAR(4000)=''
SET @SQLCMD = 'select '+@REPLACECMD+'AS NECOL FROM Erro'
EXEC (@SQLCMD)
--NECOL
实打实的大厦
实打大厦
希望对你有用
-提取数字
IF OBJECT_ID('DBO.GET_NUMBER2') IS NOT NULL
DROP FUNCTION DBO.GET_NUMBER2
GO
CREATE FUNCTION DBO.GET_NUMBER2(@S VARCHAR(100))
RETURNS VARCHAR(100)
AS
BEGIN
WHILE PATINDEX('%[^0-9]%',@S) > 0
BEGIN
set @s=stuff(@s,patindex('%[^0-9]%',@s),1,'')
END
RETURN @S
END
GO
--测试
PRINT DBO.GET_NUMBER('呵呵ABC123ABC')
GO
--123
--------------------------------------------------------------------
--提取英文
IF OBJECT_ID('DBO.GET_STR') IS NOT NULL
DROP FUNCTION DBO.GET_STR
GO
CREATE FUNCTION DBO.GET_STR(@S VARCHAR(100))
RETURNS VARCHAR(100)
AS
BEGIN
WHILE PATINDEX('%[^a-z]%',@S) > 0
BEGIN
set @s=stuff(@s,patindex('%[^a-z]%',@s),1,'')
END
RETURN @S
END
GO
--测试
PRINT DBO.GET_STR('呵呵ABC123ABC')
GO
--------------------------------------------------------------------
--提取中文
IF OBJECT_ID('DBO.CHINA_STR') IS NOT NULL
DROP FUNCTION DBO.CHINA_STR
GO
CREATE FUNCTION DBO.CHINA_STR(@S NVARCHAR(100))
RETURNS VARCHAR(100)
AS
BEGIN
WHILE PATINDEX('%[^吖-座]%',@S) > 0
SET @S = STUFF(@S,PATINDEX('%[^吖-座]%',@S),1,N'')
RETURN @S
END
GO
PRINT DBO.CHINA_STR('呵呵ABC123ABC')
GO