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(1) ´æ´¢¹ý³Ìͨ¹ý²ÎÊý´«µÝ,°²È«ÐÔ¸ß,¿É·ÀÖ¹×¢Èëʽ¹¥»÷.
(2) ²éѯµÄÓï¾äÔÚ´æ´¢¹ý³ÌÀï,Óë³ÌÐò²»Ïà¹Ø,Èç¹ûÒÔºóÒªÐ޸ijÌÐò»òÕßÊý¾Ý¿â,¶¼²»»á³öÏÖÁ¬Ëø·´Ó¦,Ôö¼Óϵͳ¿ÉÀ©Õ¹ÐÔ.
(3) ÍøÕ¾Ö´ÐвéѯµÄʱºò,Ö»ÐèÒª´«µÝ¼òµ¥µÄ²ÎÊý¾Í¿ÉÒÔÁË,ÎÞÂÛÊÇ´úÂëÓÅ»¯ÉÏ»¹ÊDzéѯÓÅ»¯É϶¼¿ÉÒÔ×öµ½¸ßЧ.
(4) ÔÊÐíÄ£¿é»¯±à³Ì,¼´,¿ÉÒÔ½«Ò»×é²éѯдÔÚÒ»¸ö¹ý³ÌÀïÃæ,È»ºóÔÚ³ÌÐòÀïÖ±½Óµ÷ÓÃ,¶ø²»±Øÿ´Î¶¼Ð´Èô¸É¸öÓï¾äÀ´ÊµÏÖÏàÓ¦¹¦ÄÜ
¡¾ÆÕͨ·½·¨¡¿
create or replace procedure procetest(paramin in varchar2, paramout out varchar2,paraminout in out varchar2)
as
varsparam varchar2(28);
begin
varsparam:=paramin;
 paramout:=varsparam||paraminout;
end;
²âÊÔ
set serveroutput on
declare
param_out varchar2( 28 );
param_inout varchar2( 28 );
begin
param_inout:='111';  
mydata.procetest( 'qqqq',param_out,param_inout );  
dbms_output.put_line( param_out );
end;
C#
       public string listResult(string xx1, string xx2)
        {
           OracleParameter[] parameters ={
           new OracleParameter( "paramin",OracleType.VarChar,20 ),   //ÊäÈë²ÎÊý
           new OracleParameter( "paramout",OracleType.VarChar,20 ),  //Êä³ö²ÎÊý
           new OracleParameter( "paraminout",OracleType.VarChar,20 ) //½ø³öÔÈ¿É
         };
            parameters[0].Value = xx1;
            parameters[2].Value = xx2;
            parameters[0].Direction = ParameterDirection.Input;
            parameters[1].Direction = ParameterDirection.Output;
 &n


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