/* 按個人需要定義，我定義三個參數 ，因我項目程序需要，所以三個參數都是number ，當然可定義其它類型但切記，第二個create 的參數類型等需以第一個create一致，否則程序包創建失敗*/create or replace package p_view_param is     --參數一  function set_param(num number) return number;   function get_param return number;  --參數二  function set_Type(num number) return number;   function get_Type return number;  --參數三  function set_Id(num number) return number;   function get_Id return number;  end p_view_param; -- create or replace package body p_view_param is     paramValue number;     paramType number;     paramId number;     -- Param    function set_param(num number) return number is     begin      paramValue:=num;      return num;     end;     function get_param return number is     begin      return paramValue;     end;     -- Type    function set_Type(num number) return number is     begin      paramType:=num;      return num;     end;     function get_Type return number is     begin      return paramType;     end;    -- ID    function set_Id(num number) return number is     begin      paramId:=num;      return num;     end;     function get_Id return number is     begin      return paramId;     end;  end p_view_param;

/**定義視圖，where 后面跟參數，可自己拼裝，注意視圖字段要和select的字段匹配*/CREATE OR REPLACE VIEW abstract_sum_view(fa_id, aircraft_num,aircraft_weight,airline_code,anchor_pos)      AS SELECT f.fa_id, f.aircraft_num,findweight(f.aircraft_num),f.airline_code,f.anchor_pos      FROM tb_flight_abstract f       where f.fa_id=p_view_param.get_Id(); --參數--使用視圖，傳參 select * from abstract_sum_view where p_view_param.set_id(3)=3 ;