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oracle job µãµÎ


³õʼ»¯Ïà¹Ø²ÎÊýjob_queue_processes
alter system set job_queue_processes=39 scope=spfile;//×î´óÖµ²»Äܳ¬¹ý1000 ;job_queue_interval = 10 //µ÷¶È×÷ҵˢÐÂÆµÂÊÃëΪµ¥Î»
job_queue_process ±íʾoracleÄܹ»²¢·¢µÄjobµÄÊýÁ¿£¬¿ÉÒÔͨ¹ýÓï¾ä¡¡¡¡
show parameter job_queue_process;
À´²é¿´oracleÖÐjob_queue_processµÄÖµ¡£µ±job_queue_processֵΪ0ʱ±íʾȫ²¿Í£Ö¹oracleµÄjob£¬¿ÉÒÔͨ¹ýÓï¾ä
ALTER SYSTEM SET job_queue_processes = 10;
À´µ÷ÕûÆô¶¯oracleµÄjob¡£
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dba_jobs
all_jobs
user_jobs
dba_jobs_running °üº¬ÕýÔÚÔËÐÐjobÏà¹ØÐÅÏ¢
 
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Ìá½»jobÓï·¨£º
begin
sys.dbms_job.submit(job => :job,
                      what => 'P_CLEAR_PACKBAL;',
                      next_date => to_date('04-08-2008 05:44:09', 'dd-mm-yyyy hh24:mi:ss'),
                      interval => 'sysdate+ 1/360');
commit;
end;
/
 
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´´½¨JOB
variable jobno number;
begin
dbms_job.submit(:jobno, 'P_CRED_PLAN;',SYSDATE,'SYSDATE+1/2880',TRUE);
commit;
ÔËÐÐJOB
SQL> begin
         dbms_job.run(:job1);
         end;
         /
ɾ³ýJOB
SQL> begin
        dbms_job.remove(:job1);
        end;
        /
DBA_JOBS
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oracleµÄTX lockÐÅÏ¢ÔÚÄÄÀ

ÎÒÃǶ¼ÖªµÀORACLE²»»á·¢ÉúËøÉý¼¶£¬Ëø¶ÔÓÚORACLEÀ´Ëµ²¢²»ÊÇϡȱ×ÊÔ´£¬ÎªÊ²Ã´DML lock¶ÔÓÚORACLEÀ´Ëµ²»ÊÇϡȱ×ÊÔ´£¬ÏÂÃæÀ´Ñ°ÕҴ𰸡£
SQL> select * from emp where sal>2999;
EMPNO ENAME      JOB         MGR HIREDATE     ......

oracle pfileºÍspfileС½á

1¡¢pfile Îı¾Îļþ client¶Ë²ÎÊýÎļþ£»²»Äܶ¯Ì¬Ð޸ģ¬¿ÉÒÔÓÃÆÕͨµÄ±à¼­Æ÷Ð޸ģ¬ÐÞ¸ÄÖ®ºóÐèÒªÖØÆô¡£pfile¿ÉÄܻᵼÖ·þÎñÆ÷Æô¶¯²»Ò»Ö£¬ÒòΪ¿ÉÒÔÔÚ¿Í»§¶ËÆô¶¯¡£ 2¡¢spfile ¶þ½øÖÆÎļþ·þÎñÆ÷¶Ë²ÎÊýÎļþ£¬ÓÐÁËspfile£¬oracle¿ÉÒÔʵÏÖ¶¯Ì¬²ÎÊýÔÚÏßÐ޸쬲¿·Ö²ÎÊýÐÞ¸ÄÖ®ºóÎÞÐèÖØÆô¡£µ«ÊÇ£¬ÒòΪÊǶþ½øÖÆÎļþ£¬ËùÒÔ²»ÄÜÓÃÆÕͨµÄ±à¼­ ......

[轉載]ORACLE¼Æ»®(schedule)Ïê½â

. ´´½¨job
jobÊÇÊ²Ã´ÄØ? ¼òµ¥µÄ˵¾ÍÊǼƻ®(schedule)¼ÓÉÏÈÎÎñ˵Ã÷. ÁíÍ⻹ÓÐһЩ±ØÐëµÄ²ÎÊý.
ÕâÀïÌáµ½µÄ"ÈÎÎñ"¿ÉÒÔÊÇÊý¾Ý¿âÄÚ²¿µÄ´æ´¢¹ý³Ì,ÄäÃûµÄPL/SQL¿é,Ò²¿ÉÒÔÊDzÙ×÷ϵͳ¼¶±ðµÄ½Å±¾.
¿ÉÒÔÓÐÁ½ÖÖ·½Ê½À´¶¨Òå"¼Æ»®":
1) ʹÓÃDBMS_SCHDULER.CREATE_SCHEDULE ¶¨ÒåÒ»¸ö¼Æ»®;
2) µ÷ÓÃDBMS_SCHDULER.CREATE_JOBE¹ý³ÌÖ±½ÓÖ¸¶ ......

oracle ¶ÔÏóµÄÊÚȨ Gold Country

OracleÊÚȨ
Ò»¡¢ÊÚȨÓï·¨
GRANT Óï·¨£º
1.ÏÔʽÊÚȨ(Ö±½Ó½«¶ÔÏóÊÚȨ¸øÓû§)
 GRANT privilege [, ...] ON object [, ...]  TO  { Public| Group | Username|role} [WITH GRANT OPTION ]  
  
2.ÒþʽÊÚȨ(ͨ¹ý½«½ÇÉ«ÊÚȨ¸øÓû§)
 GRANT role TO  { Public| Group | Use ......

oracle job²»ÔËÐÐ ½â¾ö·½°¸

1) Instance in RESTRICTED SESSIONS mode?
¡¡¡¡Check if the instance is in restricted sessions mode:
¡¡¡¡select instance_name,logins from v$instance;
¡¡¡¡If logins=RESTRICTED, then:
¡¡¡¡alter system disable restricted session;
¡¡¡¡^-- Checked!
¡¡¡¡2) JOB_QUEUE_PROCESSES=0
¡¡¡¡Make sure th ......
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