--提取分页数据，返回总记录数

ALTER procedure [dbo].[sp_Common_GetDataPaging_ReturnDataCount]

(

 @SqlString varchar(max), --查询语句

 @PageNumber int, --当前的页码

 @PageSize int, --每页显示的数据量

 @SequenceField varchar(100), --排序字段

 @DataCount int out --总数据量

)

as

begin

DECLARE @SqlAll VARCHAR(MAX)

DECLARE @Sql1 VARCHAR(MAX)

SET @SqlAll= @SqlString

IF(CHARINDEX('/*CreateSqlStringOut*/',@SqlAll)>0)

		BEGIN

			declare @Sql nvarchar(max)

			SET @Sql=replace(@SqlAll,'/*CreateSqlStringOut*/','') +N' select @execusercreatesql = @sql2'

			declare @execusercreatesql varchar(max)

			exec sp_executesql @Sql,N'@execusercreatesql varchar(max) out',@execusercreatesql out

			set @SqlString =@execusercreatesql

		END

--提取总记录数

declare @Sqlcount nvarchar(max)

set @Sqlcount = ISNULL(@Sql1,' ')+'  '+N'select @countNum = count(1) from ('+@SqlString+') as aaaaaaaaa'

exec sp_executesql @Sqlcount,N'@countNum int out',@DataCount out  

declare @BNum int

declare @ENum int

  declare @sql2 varchar(max)

set @BNum = (@PageNumber-1)*@PageSize

set @ENum = @PageNumber*@PageSize  

--IF(CHARINDEX('/*CreateSqlStringOut*/',@SqlAll)>0)

--begin

--SET @SqlString=replace(@SqlAll,'/*CreateSqlStringOut*/','')

--set @SqlString =' '+left(@SqlString,len(@SqlString)-1)+' order by '+@SequenceField+' offset '+convert(varchar(10),@BNum)+' row fetch next '+convert(varchar(10),@PageSize)+' rows only'  +char(39)

--exec(@sql2)

-- end

-- else  begin 

set @SqlString =' '+@SqlString+' order by '+@SequenceField+' offset '+convert(varchar(10),@BNum)+' row fetch next '+convert(varchar(10),@PageSize)+' rows only'

exec(@SqlString)

--end

 end