Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

OracleµÄÊý¾Ý·ÖÇø

Êý¾Ý·ÖÇøÊÇÕë¶Ô±íµÄ¡£
ΪʲôҪ½«±í·ÖÇø£¿
·ÖÇø±íͨ³£´æ´¢ÔÚ½ÏСµÄÎļþ£¨<2GB£©ÖУ¬Ò×ÓÚ±¸·Ý¡£
Ó²¼þ¹ÊÕÏʱ£¬Ö»ÓÐÊý¾Ý¿âµÄһС²¿·Ö»áÊܵ½Ó°Ïì¡£
Ò×ÓÚÊý¾Ý·ÖÎö¡£
¿ÉÒÔÔÚÆäËû·ÖÇø¼ÌÐøÌṩ·þÎñµÄͬʱά»¤ÐèÒª½øÐÐά»¤µÄ±íµÄ·ÖÇø¡£alter table sale drop partition q1_1999;
»ùÓÚÁ¿³ÌµÄ·ÖÇø
¹Ø¼üÊÇÑ¡Ôñ·ÖÇø¼ü£¬ËüÓ¦¸Ã¿¼Âǵ½3¸öÒòËØ¡£
µ±Êý¾Ý´Ó·ÖÇø±íÖзµ»Øʱ£¬¸ÃÁбØÐëÊÇSQLÓï¾äν´ÊµÄÒ»²¿·Ö¡£
ÁÐÖбØÐëÓÐ×ã¹»µÄ²»Í¬Öµ£¬¿ÉÒÔÓÃÀ´ÔÚ·ÖÇøÖ®¼ä²ð·ÖÐС£
Èç¹ûÈ·¶¨ÒѾ­ÓÐ×ã¹»µÄÖµ£¬ÄÇôÕâЩֵÖеÄÐзֲ¼±ØÐëÓÐÖúÓÚƽ¾ùÐзֲ¼¡££¨Ê¹·ÖÇøµÄÊý¾ÝÁ¿ÒªÇ÷ͬ£©
create table miling (
    originator    varchar2(40),
    recipient      varchar2(40),
    message     varchar2(4000),
    created       date,
    delivered     varchar2(1),
    read            varchar2(1))
storage (initial 120m next 120m pctincrease 0)
partition by range(created)
(partition mailing_p01 values less than
                (to_date('01-JAN-2001', 'DD-MON-YYYY'))
                tablespace mailing_ts1,
  partition mailing_p02 values less than
                (to_date('01-JUL-2001', 'DD-MON-YYYY'))
                tablespace mailing_ts2,
  partition mailing_p03 values less than
                (to_date('01-JAN-2002', 'DD-MON-YYYY'))
                tablespace mailing_ts3,
  partition mailin


Ïà¹ØÎĵµ£º

oracle ±í¿Õ¼ä²Ù×÷

oracle±í¿Õ¼ä²Ù×÷Ïê½â
  1
  2
  3×÷Õߣº   À´Ô´£º    ¸üÐÂÈÕÆÚ£º2006-01-04 
  5
  6 
  7½¨Á¢±í¿Õ¼ä
  8
  9CREATE TABLESPACE data01
 10DATAFILE '/ora ......

Oracle JOB Ó÷¨Ð¡½á

Ò»¡¢ÉèÖóõʼ»¯²ÎÊý job_queue_processes
 
sql> alter system set job_queue_processes=n;£¨n>0£©
job_queue_processes×î´óֵΪ1000
 
²é¿´¸ÃÖµ show parameter processes
 
²é¿´job queue ºǫ́½ø³Ì
sql>select name,description from v$bgprocess;
 
¶þ£¬dbms_job package Ó÷¨½é ......

OracleÊý¾ÝÐÔÄÜÓÅ»¯

OracleÓ¦ÓÃϵͳµÄÓÅ»¯Ëĸö·½Ãæ
1.¡¡¡¡¡¡ Ó¦ÓóÌÐòSQLÓï¾äÓÅ»¯;
2.¡¡¡¡¡¡ ORACLEÊý¾Ý¿â²ÎÊýµ÷Õû;
3.¡¡¡¡¡¡ ²Ù×÷ϵͳ²ÎÊýµ÷Õû;
4.¡¡¡¡¡¡ ÍøÂçÐÔÄܵ÷Õû.
oracleÓ¦ÓÃϵͳµÄÐÔÄÜÖ¸±ê
1.¡¡¡¡¡¡ Êý¾Ý¿âÍÌÍÂÁ¿;
2.¡¡¡¡¡¡ Êý¾Ý¿âÓû§ÏìӦʱ¼ä.
ORACLEÊý¾Ý¿âÐÔÄÜÓÅ»¯µÄ¼¸¸ö²¿·Ö
Êý¾Ý¿âÐÔÄÜÓÅ»¯°üÀ¨Èçϼ¸¸ö²¿·Ö£º
1¡¢1¡¢µ÷Õ ......

Oracle ÊÕ¹ºSunÖ®ºóµÄÑÝÒ壺IBM ºÍSAPºÎÈ¥ºÎ´Ó

SunÖÕÓÚµ¹ÏÂÁË£¬Ò»¸ö²»µ«´´Ôì¼¼ÊõÉñ»°£¬¸øÊÀ½çIT¼¼Êõ´øÀ´¸ïÃüÐÔÓ°ÏìµÄ¹«Ë¾µ¹ÏÂÁË£¬ÎÒ»³ÄîËü¡£
ÎÒ¸öÈËÈÏΪORACLEºÍSUNµÄºÏ²¢£¬ÊÇÁ½¼Ò
¹«Ë¾µÄÐÒÊ£¬ORACLE½øÒ»²½ÍêÉÆÁ˲úÆ·Ïߣ¬²¢ÇÒ·ûºÏÁËÄ¿Ç°SaaSºÍÔƼÆËãµÄÇ÷ÊÆ£¬³ÉΪһ¸öÔÚ²úÆ·ÏߺͷþÎñÉÏ¿ÉÒÔºÍIBM½øÐоºÕùµÄ¹«Ë¾£¬¶øSUNµÄ
¼¼Êõ¿ÉÄܻᱻORACLE¹«Ë¾µÄÓªÏúÄÜÁ¦·½·¨£¬Ê¹SUNµ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ