Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

oracle¾ÓÈ»Äܵ÷ÓÃjava³ÌÐò

ÒÔǰֻ֪µÀjavaÄܵ÷ÓÃoracle´æ´¢¹ý³ÌºÍº¯Êý£¬µ«½ñÌìÎÒ·¢ÏÖÔ­À´oracleÒ²¿ÉÒÔµ÷ÓÃjava
²âÊÔ»·¾³oracle 10g
call dbms_java.set_output(5000);
--Ê×ÏÈÔÚoracleÖбàÒëjavaÎļþ ÒÔÏÂÊǸö¼òµ¥µÄ
create or replace and compile java source named helloworld as
public     class   helloworld    {
         static    public    String Message(String name)    {
            return     " Hello,   "    +    name;
        }
}
--È»ºóÓú¯Êýµ÷ÓÃjava
create or replace function hello (name VARCHAR2 )   return    VARCHAR2
      as language java name
       ' Hello.Message (java.lang.String) return java.lang.String ' ;
      
--µ÷Óú¯Êý
select hello( ' world! ' ) from dual;
À©Õ¹£º
1¡£ oracle±àÒëjava ÐèÒªclassÎļþÂ𣿠 ÔÚµçÄÔÖÐËÑË÷ûÓÐÕÒµ½¡£ ºÜÉñÆæ£¬ ûÓÐclass JVMÈçºÎµ÷ÓÃjavaµÄ£¿£¿
2¡£ Èç¹ûjava³ÌÐòÒª·µ»Ø¼¯ºÏÔõô°ì£¿
3¡£ oracle ±àÒëjava  ±¨´íÂ𣬠¿ÉÒÔÒì³£´¦ÀíÂð£¿


Ïà¹ØÎĵµ£º

oracle ÎïÀíÊý¾Ý¿â½á¹¹

ºÃ¾Ã¾ÍÏë¿´oracleÁË£¬ÓÉÓÚ×Ô¼ºÌ«ÀÁ£¬×î½ü²Å¿ªÊ¼¡£Ï£ÍûÒÔºóÄÜÑø³ÉºÃϰ¹ß¡£
Ò»¡¢oracle 10g ·þÎñÆ÷
   1.Ò»¸öoracle 10g·þÎñÆ÷°üº¬Ò»¸öoracleÊý¾Ý¿âºÍÒ»¸öoracle·þÎñÆ÷ʵÀý¡£
   2.ÿµ±Êý¾Ý¿âÆô¶¯Ê±ºò£¬ÏµÍ³È«¾ÖÇø£¨SGA£©±»·ÖÅ䣬²¢Æô¶¯ÁËoracleºǫ́½ø³Ì¡£SGAÊÇÓÃÓÚÊý¾Ý¿âÓû§¹²ÏíÊý¾Ý¿âÐÅÏ¢µÄÄÚ´æÇøÓ ......

oracleÊý¾Ý¿âÖв鿴ËùÓбíSQL

select   table_name   from   user_tables;     //µ±Ç°Óû§µÄ±í  
   
  select   table_name   from   all_tables;     //ËùÓÐÓû§µÄ±í  
   
  select   table_name   from   dba_tables;   &n ......

javaʹÓÃͨÅä·û¼ò»¯·ºÐÍʹÓÃ

ÔÚʹÓà Java™ ÓïÑԵķºÐÍʱ£¬Í¨Åä·û·Ç³£ÁîÈËÀ§»ó£¬²¢ÇÒ×î³£¼ûµÄÒ»¸ö´íÎó¾ÍÊÇÔÚʹÓÃÓнçͨÅä·ûµÄÁ½ÖÖÐÎʽµÄÆäÖÐÖ®Ò»£¨“? super T” ºÍ “? extends T”£©Ê±³öÏÖ´íÎó¡£Äú³ö´íÁËÂ𣿱ð¾ÚÉ¥£¬¼´Ê¹ÊÇר¼ÒÒ²»á·¸ÕâÖÖ´íÎ󣬱¾Ô Brian Goetz ½«Õ¹Ê¾ÈçºÎ±ÜÃâÕâ¸ö´íÎó¡£
ÔÚ Java ÓïÑÔÖУ¬Êý×éÊÇЭ±äµÄ£¨ ......

javaÖеĽӿÚ

        javaÖнӿÚÔÚ¿ª·¢ÖÐÕ¼ÖØÒªµØÎ»
   £¨1£©½Ó¿ÚÖеÄËùÓз½·¨¶¼ÊÇpublic abstract
   £¨2£©ÔÚ½Ó¿ÚÖÐÉùÃ÷·½·¨Ê±£¬²»ÄÜʹÓÃnative£¬static£¬final£¬synchronized£¬private£¬protectµÈÐÞÊηû£¬¼´Ö»ÄÜʹÓÃpublic abstract£¨Ä¬ÈÏ£©
    ......

java ·þÎñÆ÷µÄ¶Ô±È

TomcatÊÇÒ»¸ö¿ª·ÅÔ´´úÂë¡¢ÔËÐÐservletºÍJSP WebÓ¦ÓÃÈí¼þµÄ»ùÓÚJavaµÄWebÓ¦ÓÃÈí¼þÈÝÆ÷¡£TomcatÓÉApache-Jakarta×ÓÏîĿ֧³Ö²¢ÓÉÀ´×Ô¿ª·ÅÐÔÔ´´úÂëJavaÉçÇøµÄÖ¾Ô¸Õß½øÐÐά»¤¡£Tomcat ServerÊǸù¾ÝservletºÍJSP¹æ·¶½øÐÐÖ´Ðеģ¬Òò´ËÎÒÃǾͿÉÒÔ˵Tomcat ServerҲʵÐÐÁËApache-Jakarta¹æ·¶ÇұȾø´ó¶àÊýÉÌÒµÓ¦ÓÃÈí¼þ·þÎñÆ÷ÒªºÃ¡£×öÎ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ