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CREATE OR REPLACE package SCOTT.pk_wt
is
type mytype is ref cursor;
procedure p_wt(mycs out mytype);
return varchar2;
end;
/
CREATE OR REPLACE package BODY SCOTT.pk_wt
is
procedure p_wt(mycs out mytype)
is
begin
open mycs for select * from TMP_HIS_PPTN_JP;
end p_wt;
end pk_wt;
/
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OracleConnection con = new OracleConnection(BaseCollection.getLogo());//×ÔÒѶ¨ÒåµÄÊý¾Ý·ÃÎʽӿÚ
            con.Open();
            OracleCommand cmd = new OracleCommand("pk_wt.p_wt", con);
            cmd.CommandType = CommandType.StoredProcedure;
            OracleParameter p1 = new OracleParameter("mycs", OracleType.Cursor);
            p1.Direction = System.Data.ParameterDirect


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