DECLARE @name nvarchar(4000),@TotalRecord nvarchar,@countSql nvarchar(4000)
Set @name = \'Where 1=1\'
set @countSql=\'SELECT * From AAAAABBBBB \'+@name
execute sp_executesql @countSql
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SELECT * FROM AAAAABBBBB
declare
@para1 varchar(10)=1,
@para2 varchar(10)=null,
@para3 varchar(10)=null,
@para4 varchar(10)=null
DECLARE @sql varchar(8000)
SET @sql=\'SELECT * FROM AAAAABBBBB WHERE 1=1\'
IF @para1 IS NOT NULL
SET @sql=@sql+\' AND id=\'\'\'+@para1+\'\'\'\'
EXEC(@sql)