儲存過程：
create or replace package firstpage as
/* todo enter package declarations (types, exceptions, methods etc) here */
type v_cursor is ref cursor;
procedure getnumber(re_cursor out v_cursor);
end firstpage;
create or replace package body firstpage as
procedure getnumber(re_cursor out v_cursor) as
begin
/* todo implementation required */
open re_cursor for
select * from testable;
end getnumber;
end firstpage;
c#**：
public dataset gettablebyprocedure()
{oracleconnection con = new oracleconnection(_connectionstring);
oraclecommand cmd = new oraclecommand();
cmd.connection = con;
cmd.commandtype = commandtype.storedprocedure;
cmd.commandtext = "firstpage.getnumber";
oracleparameter sp = new oracleparameter("re_cursor", oracletype.cursor);
sp.direction = parameterdirection.output;
cmd.parameters.add(sp);
oracledataadapter da = new oracledataadapter(cmd);
dataset ds = new dataset();
da.fill(ds);
cmd.dispose();
con.close();
con.dispose();
return ds;
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