set @TableName=" "+@TableName+" " set @key=" "+@key+" "
if @order="0" set @ordreby=" order by "+@key+"desc" else set @ordreby=" order by "+@key
if @where="null" set @sql="select @count = count(*) from "+ @TableName else set @sql="select @count = count(*) from "+ @TableName+" where "+@where
------------@count 付值(声明变量@count 在说明是output 内型)--------------------------- exec sp_executesql @sql,N"@count int out",@count out ------------求总页数------------------------------ if (@count%@pagesize)=0 set @pagecount=@count/@pagesize else set @pagecount=@count/@pagesize+1 -----------判断显示当前页是否异常------------------ if @currentpage>@pagecount set @currentpage=@pagecount if @currentpage<1 set @currentpage=1 ----------记录数小于页面显示记录数----------------- if(@currentpage=1) begin if @where="null" set @where=" " else set @where=" where "+@where set @sql = "select top"+ str(@pagesize)+" * from "+@TableName+@where+@ordreby end else begin /**//* ---------------desc---------------------- *@temp1表示前面的记录 *@temp2表示后面的记录 *假设一共77个记录,每次取10个。取67~58(第2页),去掉前面的57(1~57)个和后面的10个(77~66) */ if @order=0 begin set @temp1 = @count-@currentpage*@pagesize if @temp1<0 set @temp1=0 set @temp2 = (@currentpage - 1)*@pagesize if @where="null" begin set @tempsql1="select top " + str(@temp1)+" "+@key+" from " + @TableName+" order by " +@key set @tempsql2="select top " + str(@temp2)+" "+@key+" from " + @TableName + @ordreby end else begin set @tempsql1="select top " + str(@temp1)+" "+@key+" from " + @TableName+" where "+@where+" order by " +@key set @tempsql2="select top " + str(@temp2)+" "+@key+" from " + @TableName+" where "+@where+@ordreby end set @sql=" select top " + str(@pagesize) + " * from " + @TableName + " where "+@key+ " not in " set @sql= @sql+" ( "+ @tempsql1 +" ) and " set @sql= @sql+@key+ " not in ( "+@tempsql2 +" ) " if @where="null" set @sql= @sql+@ordreby else set @sql= @sql+" and "+@where+@ordreby end /**//* ----------------asc--------------------- * @temp 表示前面显示的记录总数 * 去掉 @temp 在取出 pagesize 个即可 */ else begin set @temp1=(@currentpage-1)*@pagesize if @where="null" set @tempsql1="select top "+ str(@temp1)+" "+@key+" from " + @TableName + @ordreby else set @tempsql1="select top "+ str(@temp1)+" "+@key+" from " + @TableName ++" where "+@where+@ordreby set @sql=" select top " + str(@pagesize) + " * from " + @TableName + " where "+@key+ " not in " set @sql=@sql+" ( "+@tempsql1+" ) " if @where="null" set @sql= @sql+@ordreby else set @sql= @sql+" and "+@where+@ordreby
end /**//* -------------------------------------*/ end set @str=@sql --exec sp_executesql @sql