Sql Server2005通用分页存储过程实例

BEGIN
if (@ColumnNames is null or @ColumnNames='') set @ColumnNames=' * '
if (@WhereClause is null or @WhereClause='') set @WhereClause=' 1=1 '
if (@OrderClause is null or @OrderClause='') set @OrderClause=' Id desc '

--处理开始点和结束点
Declare @StartRecord int;
Declare @EndRecord int;
Declare @TotalCountSql nvarchar(1200);
Declare @SqlString nvarchar(4000);   

--统计记录
if(@TotalRecord is null OR @TotalRecord>=0)
begin
SET @TotalCountSql= N'select @TotalRecord = count(*) from ' + @TableName +' where '+@WhereClause;
--select @TotalCountSql
EXEC sp_executesql @totalCountSql,N'@TotalRecord int out',@TotalRecord output;--返回总记录数
end

if @PageSize>0
begin   
if @PageIndex<1 set @PageIndex=1
set @StartRecord = (@PageIndex-1)*@PageSize + 1   
set @EndRecord = @StartRecord + @PageSize - 1
set @SqlString = N'select row_number() over (order by '+ @OrderClause +') as rowId,'+@ColumnNames+' from '+ @TableName+' where '+@WhereClause;
set @SqlString ='select * from (' + @SqlString + ') as t where rowId between ' + ltrim(str(@StartRecord)) + ' and ' + ltrim(str(@EndRecord));
end
else
begin
set @SqlString='select '+@ColumnNames+' from '+ @TableName+' where '+@WhereClause +' order by '+@OrderClause
end
--select @SqlString
Exec(@SqlString)
END