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jdbcÖе÷ÓÃoracle´æ´¢¹ý³Ì

1¡¢´´½¨±í£º
     create table stud(
             sid int,
            sname varchar2(50)
     )
     ²¢²åÈëÒ»ÌõÊý¾Ý
     insert into stud values(1,'Tom')
2¡¢´´½¨´æ´¢¹ý³Ì
 
    --´´½¨´æ´¢¹ý³Ì
    create or replace procedure pro_select_name(
            v_sid in stud.sid%type,
            v_sname out stud.sname%type
     )
     --ÉùÃ÷Çø
     is
     --Ö´ÐÐÌå
     begin
              select sname into v_sname from stud where sid = v_sid;
     & ......

jdbcÖе÷ÓÃoracle ·µ»ØÓαêÀàÐ͵Ĵ洢¹ý³Ì

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     create table stud(
            sid int,
            sname varchar2(50)
     )
     ²¢²åÈëÒ»ÌõÊý¾Ý
     insert into stud values(1,'Tom')
2¡¢Í¨¹ý°ü¶¨ÒåÒ»¸öÓαê
 
     create or replace package pack_stud
     is
     --ÉùÃ÷Ò»¸öÓαêÀàÐÍ
            type cur is ref cursor;
     end;
3¡¢´´½¨´æ´¢¹ý³Ì
     create or replace procedure pro_select_stud(
            my_cur out pack_stud.cur
     )
     is
     begin
            open my_cur for ......

jdbcÖе÷ÓÃoracleº¯Êý

1¡¢´´½¨±í
 create table stud(
 sid int,
 sname varchar2(50),
 age number,
 score number(4,2))
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2¡¢´´½¨º¯Êý
create or replace function fun_getScores(
       v_age in stud.age%type
)
return number
is
       v_score number;
begin
      
       select sum(score) into v_score from stud where age > v_age;
       return v_score;
      
--Òì³£´¦Àí
exception
       when others then
       dbms_output.put_line(sqlcode||sqlerrm);
       return -1;
end;
3¡¢jdbcÖе÷ÓÃ
import java.sql.CallableStatement;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
import java.sql.Types ......

oracle PL/SQL FOR UPDATE Óë FOR UPDATE OFµÄÇø±ð

PL/SQL-FOR UPDATE Óë FOR UPDATE OFµÄÇø±ð
url:http://hi.baidu.com/1413/blog/item/a521251f7e5993c4a686696b.html
Êý¾Ý¿â oracle for update of   ºÍ   for updateÇø±ð    
select * from TTable1 for update Ëø¶¨±íµÄËùÓÐÐУ¬Ö»ÄܶÁ²»ÄÜд
2 select * from TTable1 where pkid = 1 for update Ö»Ëø¶¨pkid=1µÄÐÐ
3 select * from Table1 a join Table2 b on a.pkid=b.pkid for update Ëø¶¨Á½¸ö±íµÄËùÓмǼ
4 select * from Table1 a join Table2 b on a.pkid=b.pkid where a.pkid = 10 for update Ëø¶¨Á½¸ö±íµÄÖÐÂú×ãÌõ¼þµÄÐÐ
5. select * from Table1 a join Table2 b on a.pkid=b.pkid where a.pkid = 10 for update of a.pkid Ö»Ëø¶¨Table1ÖÐÂú×ãÌõ¼þµÄÐÐ
for update ÊǰÑËùÓÐµÄ±í¶¼Ëøµã for update of ¸ù¾Ýof ºó±íµÄÌõ¼þËø¶¨Ïà¶ÔÓ¦µÄ±í
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¹ØÓÚNOWAIT(Èç¹ûÒ»¶¨ÒªÓÃFOR UPDATE£¬ÎÒ¸ü½¨Òé¼ÓÉÏNOWAIT)
µ±ÓÐLOCK³åͻʱ»áÌáʾ´íÎó²¢½áÊøSTATEMENT¶ø²»ÊÇÔÚÄÇÀïµÈ´ý(±ÈÈç:Òª²éµÄÐÐÒѾ­±»ÆäËüÊÂÎñËøÁË,µ±Ç°µÄËøÊÂÎñÓëÖ®³åÍ»,¼ÓÉÏnowait,µ±Ç°µÄÊÂÎñ»á½áÊø»áÌáʾ´íÎó²¢Á¢¼´½áÊø STATEMENT¶ø²»Ôٵȴý).
......

oracle PL/SQL FOR UPDATE Óë FOR UPDATE OFµÄÇø±ð

PL/SQL-FOR UPDATE Óë FOR UPDATE OFµÄÇø±ð
url:http://hi.baidu.com/1413/blog/item/a521251f7e5993c4a686696b.html
Êý¾Ý¿â oracle for update of   ºÍ   for updateÇø±ð    
select * from TTable1 for update Ëø¶¨±íµÄËùÓÐÐУ¬Ö»ÄܶÁ²»ÄÜд
2 select * from TTable1 where pkid = 1 for update Ö»Ëø¶¨pkid=1µÄÐÐ
3 select * from Table1 a join Table2 b on a.pkid=b.pkid for update Ëø¶¨Á½¸ö±íµÄËùÓмǼ
4 select * from Table1 a join Table2 b on a.pkid=b.pkid where a.pkid = 10 for update Ëø¶¨Á½¸ö±íµÄÖÐÂú×ãÌõ¼þµÄÐÐ
5. select * from Table1 a join Table2 b on a.pkid=b.pkid where a.pkid = 10 for update of a.pkid Ö»Ëø¶¨Table1ÖÐÂú×ãÌõ¼þµÄÐÐ
for update ÊǰÑËùÓÐµÄ±í¶¼Ëøµã for update of ¸ù¾Ýof ºó±íµÄÌõ¼þËø¶¨Ïà¶ÔÓ¦µÄ±í
-----------
¹ØÓÚNOWAIT(Èç¹ûÒ»¶¨ÒªÓÃFOR UPDATE£¬ÎÒ¸ü½¨Òé¼ÓÉÏNOWAIT)
µ±ÓÐLOCK³åͻʱ»áÌáʾ´íÎó²¢½áÊøSTATEMENT¶ø²»ÊÇÔÚÄÇÀïµÈ´ý(±ÈÈç:Òª²éµÄÐÐÒѾ­±»ÆäËüÊÂÎñËøÁË,µ±Ç°µÄËøÊÂÎñÓëÖ®³åÍ»,¼ÓÉÏnowait,µ±Ç°µÄÊÂÎñ»á½áÊø»áÌáʾ´íÎó²¢Á¢¼´½áÊø STATEMENT¶ø²»Ôٵȴý).
......

Ajax ×ܽá

Ajax µÄ¸ÅÄ
AjaxÌá³öÕßJesse James GarrettÔÚ¡¶Ajax:Ò»¸öWebÓ¦ÓõÄÐÂ;¾¶¡·ÖÐÌáµ½AjaxΪ“Asynchronous JavaScript + XML”µÄ¼ò³Æ£¬Ò²¾ÍÊÇÒì²½µÄJavaScriptºÍXML´¦Àí¡£
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¡¡¡¡²ÉÓÃDOM(document object model)¶¯Ì¬ÏÔʾºÍ½»»¥²Ù×÷; 
¡¡¡¡²ÉÓÃXMLºÍXSLT½øÐÐÊý¾Ý½»»»ºÍ²Ù×÷; 
¡¡¡¡²ÉÓÃXMLHttpRequest½øÐÐÒì²½Êý¾Ý»ñÈ¡; 
¡¡¡¡²ÉÓÃJavaScript°ó¶¨ÉÏÊö¼¼ÊõÓ¦ÓÃ; 
XMLHttpRequest ¶ÔÏó£º
    XMLHttpRequestÊÇÒ»¸öJavaScript¶ÔÏó
<script language="javascript" type="text/javascript">
var xmlHttp = new XMLHttpRequest();
</script>
Ajax ·½·¨£º£¨xmlhttprequest£©(1)Ajax Ô­Àí ͨ¹ýº¯Êý(2) ajax ¿ò¼Ü Ajax magicajax(3) Atlas£¨4£©Ajax.netAjax Óŵ㣺£¨1£©       ÎÞˢУ¨2£©       °´ÐèÈ¡Êý¾Ý£¨3£©       ¼õÇá·þÎñÆ÷¶Ë´úÂëȱµã£º1 ´úÂë±È½ÏÂÒ
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