我编写了通过传递表名来创建插入语句的过程,但是由于sql server行大小的限制,如果你的语句变得超过行大小,你就不能有完整的语句来运行。所以我希望每个语句有2行,第一行用于插入[tablename](列列表),第二行用于值()。如果有人知道如何做到这一点,请帮助我。谢谢
SET QUOTED_IDENTIFIER OFF
GO
SET ANSI_NULLS ON
GO
IF EXISTS (SELECT * FROM sysobjects WHERE type = 'p' AND name ='InsertGenerator') DROP PROCEDURE InsertGenerator
go
CREATE PROC InsertGenerator
(@tableName varchar(100))
as
DECLARE cursCol CURSOR FAST_FORWARD FOR
SELECT column_name,data_type FROM information_schema.columns WHERE table_name = @tableName
OPEN cursCol
DECLARE @string nvarchar(3000)
DECLARE @stringData nvarchar(3000)
DECLARE @dataType nvarchar(1000)
SET @string='INSERT '+@tableName+'('
SET @stringData=''
DECLARE @colName nvarchar(50)
FETCH NEXT FROM cursCol INTO @colName,@dataType
IF @@fetch_status<>0
begin
print 'Table '+@tableName+' not found, processing skipped.'
close curscol
deallocate curscol
return
END
WHILE @@FETCH_STATUS=0
BEGIN
IF @dataType in ('varchar','char','nchar','nvarchar')
BEGIN
SET @stringData=@stringData+''''+'''+isnull('''''+'''''+'+@colName+'+'''''+''''',''N ULL'')+'',''+'
END
ELSE
if @dataType in ('text','ntext') --if the datatype is text or something else
BEGIN
SET @stringData=@stringData+'''''''''+isnull(cast('+@colName+' as varchar(2000)),'''')+'''''',''+'
END
ELSE
IF @dataType = 'money'
BEGIN
SET @stringData=@stringData+'''convert(money,''''''+isnull(cast('+@colName+' as varchar(200)),''0.0000'')+''''''),''+'
END
ELSE
IF @dataType='datetime'
BEGIN
SET @stringData=@stringData+'''convert(datetime,'+'''+isnull('''''+'''''+convert(varchar(200),'+@colName+',121)+'''''+''''',''NULL'')+'',121),''+'
END
ELSE
IF @dataType='image'
BEGIN
SET @stringData=@stringData+'''''''''+isnull(cast(convert(varbinary,'+@colName+') as varchar(6)),''0'')+'''''',''+'
END
ELSE
BEGIN
SET @stringData=@stringData+''''+'''+isnull('''''+'''''+convert(varchar(200),'+@colName+')+'''''+''''',''NULL'')+'',''+'
END
SET @string=@string+@colName+','
FETCH NEXT FROM cursCol INTO @colName,@dataType
END
DECLARE @Query nvarchar(4000)
SET @query ='SELECT '''+substring(@string,0,len(@string)) + ') VALUES(''+ ' + substring(@stringData,0,len(@stringData)-2)+'''+'')'' FROM '+@tableName
exec sp_executesql @query
CLOSE cursCol
DEALLOCATE cursCol
GO
SET QUOTED_IDENTIFIER OFF
GO
SET ANSI_NULLS ON
GO
--exec InsertGenerator 'ABI_SHOBE'