游标输出

create or replace package PACK_INTERFACE  is   
  type SN_CURSOR  is  REF CURSOR;
  PROCEDURE P_SELECT_SN (RE_SN  OUT SN_CURSOR);   
end PACK_INTERFACE;
create or replace package body PACK_INTERFACE  is
   PROCEDURE P_SELECT_SN (RE_SN OUT SN_CURSOR)
   IS
     p_SN_CURSOR SN_CURSOR;
   BEGIN
     OPEN P_SN_CURSOR FOR
        select  *  from rmes.r_wip_tracking_t t
        WHERE GROUP_ID  =   0  AND IN_LINE_TIME  >  TRUNC(SYSDATE);
     RE_SN: = P_SN_CURSOR;
   END;
end PACK_INTERFACE;

OracleParameter[] param  =   new  OracleParameter[ 1 ];                        
            param[ 0 ]  =   new  OracleParameter( " RE_SN " ,OracleType.Cursor);
            param[ 0 ].Direction  =  ParameterDirection.Output;
            
                            

            DataTable dt  =  Query.RunProcedure( " PACK_INTERFACE.P_SELECT_SN " ,param, " mes " );
            DataGrid1.DataSource  =  dt;
            DataGrid1.DataBind();