create procedure proc_page_withtopmax
(
@pageIndex int,--頁索引
@pageSize int,--每頁顯示數
@pageCount int output,--總頁數,輸出參數
@totalCount int output--總條數
)
as
begin
set nocount on;
declare @sql nvarchar(1000)
set @sql='select top 10 * from tb_testtable where (id> (select max(id) from (select top '+str((@pageIndex-1)*@pageSize)+' id from tb_testtable order by id) as temp)) order by id'
execute(@sql)
declare @sqlRecordCount nvarchar(1000) --得到總記錄條數的語句
set @sqlRecordCount=N'select @recordCount=count(*) from tb_testtable'
declare @recordCount int --保存總記錄條數的變量
exec sp_executesql @sqlRecordCount,N'@recordCount int output',@recordCount output
if( @recordCount % @pageSize = 0) --如果總記錄條數可以被頁大小整除
set @pageCount = @recordCount / @pageSize --總頁數就等于總記錄條數除以頁大小
else --如果總記錄條數不能被頁大小整除
set @pageCount = @recordCount / @pageSize + 1 --總頁數就等于總記錄條數除以頁大小加1
set @totalCount = @recordCount
set nocount off;
end
--數據庫中執行該存儲過程
declare @pageCount int, @totalCount int
exec proc_page_withtopmax 2,95955,@pageCount output,@totalCount output
select '總頁數:'+str(@pageCount)
select '總條數:'+str(@totalCount)
?
C# 代碼調用該帶輸入輸出參數的分頁存儲過程
?
public static DataSet GetRecordByPage( int pageSize, int pageIndex, out int pageCount, out int totalCount)
{
DataSet ds = new DataSet();
try
{
using (SqlConnection conn = new SqlConnection(@"server=;database=data_test;uid=; pwd=;"))
{
SqlCommand cmd = new SqlCommand();
cmd.Connection = conn;
cmd.Parameters.Add(new SqlParameter("@pageSize", SqlDbType.Int));
cmd.Parameters.Add(new SqlParameter("@pageIndex", SqlDbType.Int));
SqlParameter param = new SqlParameter("@totalCount", SqlDbType.Int);
param.Direction = ParameterDirection.Output;
cmd.Parameters.Add(param);
SqlParameter param1 = new SqlParameter("@pageCount", SqlDbType.Int);
param1.Direction = ParameterDirection.Output;
cmd.Parameters.Add(param1);
cmd.Parameters[0].Value = pageSize;
cmd.Parameters[1].Value = pageIndex;
cmd.Parameters[2].Value = 0;
cmd.Parameters[3].Value = 0;
cmd.CommandType = CommandType.StoredProcedure;
cmd.CommandText = "proc_page_withtopmax";
cmd.CommandTimeout = 180;
SqlDataAdapter adapter = new SqlDataAdapter();
adapter.SelectCommand = cmd;
DataSet source = new DataSet();
adapter.Fill(ds);
object o = cmd.Parameters["@totalCount"].Value;
totalCount = (o == null || o == DBNull.Value) ? 0 : System.Convert.ToInt32(o);
object b = cmd.Parameters["@pageCount"].Value;
pageCount = (b == null || o == DBNull.Value) ? 0 : System.Convert.ToInt32(b);
}
}
catch (SqlException e)
{
throw e;
}
return ds;
}
}
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