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28.4.3 ¼ì²âOracleÊý¾Ý¿â״̬

28.4.3  ¼ì²âOracleÊý¾Ý¿â״̬
OracleÆô¶¯ºó£¬Îª¼ì²âOracle·þÎñµÄÔËÐÐÊÇ·ñÕý³££¬¿ÉÒÔÖ´ÐÐpsÃüÁî¼ì²éÏà¹ØµÄOracle·þÎñ½ø³Ì£¬Ò²¿ÉÒÔͨ¹ýOracleËùÌṩµÄÃüÁî½øÐмì²é¡£¾ßÌå½éÉÜÈçÏÂËùʾ¡£
£¨1£©Ö´ÐÐpsÃüÁî²é¿´Êý¾Ý¿â½ø³ÌÇé¿ö¡£
 
ps -ef | grep oracle
 
£¨2£©ÔÚsqlplusÖÐÖ´ÐÐÃüÁî²é¿´Êý¾Ý¿â״̬¡£
 
$ export ORACLE_SID=orcl                //ÉèÖÃORACLE_SID»·¾³±äÁ¿
$ sqlplus /nolog                        //Ö´ÐÐsqlplusÃüÁî
SQL*Plus: Release 11.1.0.6.0 - Production on Wed Oct 29 16:27:36 2008
Copyright (c) 1982, 2007, Oracle.  All rights reserved.
SQL> conn sys@orcl as sysdba            //Á¬½ÓÊý¾Ý¿â
Enter password:
Connected.
SQL> select open_mode from v$database;  //Ö´ÐÐSQL²é¿´Êý¾Ý¿âµÄ´ò¿ª·½Ê½
OPEN_MODE
----------
READ WRITE                              //“READ WRITE”±íʾÊý¾Ý¿â״̬Õý³£
 
Èç¹ûÁ¬½ÓÊý¾Ý¿âʱ¿´µ½ÈçÏÂÌáʾ£¬ÄÇô±íʾÊý¾Ý¿â²¢Î´Æô¶¯¡£
 
SQL> conn sys as sysdba
Enter password:
Connected to an idle instance.      //Êý¾Ý¿âδÆô¶¯
 
£¨3£©Ö´ÐÐlsnrctl statusÃüÁî²é¿´ÍøÂç¼àÌý³ÌÐòµÄ״̬£¬Õý³£Çé¿öÏÂÓ¦¸ÃÄܹ»¿´µ½ÈçÏÂÌáʾÐÅÏ¢¡£
 
$ lsnrctl status                                //²é¿´oracle¼àÌý³ÌÐòµÄ״̬
LSNRCTL for Linux: Version 11.1.0.6.0 - Production on 29-OCT-2008 16:35:11
Copyright (c) 1991, 2007, Oracle.  All rights reserved.
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=demoserver)(PORT=
1521)))
STATUS of the LISTEN


Ïà¹ØÎĵµ£º

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_processµÄ ......

OracleÖÐDecode()º¯ÊýʹÓü¼ÇÉ

decode()º¯數ʹÓü¼ÇÉ
·Èí¼þ»·¾³£º 
1¡¢Windows NT4.0+ORACLE 8.0.4
2¡¢ORACLE°²×°Â·¾¶Îª£ºC:\ORANT
·º¬Òå½âÊÍ£º 
decode(Ìõ¼þ,Öµ1,·­ÒëÖµ1,Öµ2,·­ÒëÖµ2,...Öµn,·­ÒëÖµn,ȱʡֵ)
¸Ãº¯ÊýµÄº¬ÒåÈçÏ£º
IF Ìõ¼þ=Öµ1 THEN
¡¡¡¡¡¡¡¡RETURN(·­ÒëÖµ1)
ELSIF Ìõ¼þ=Öµ2 THEN
¡¡¡¡¡¡¡¡RETURN ......

28.2.4 °²×°Oracle 11g

28.2.4  °²×°Oracle 11g
Oracle 11gÌṩÁËͼÐλ¯µÄ°²×°½çÃæ£¬Óû§¿Éͨ¹ýÒÆ¶¯ºÍµ¥»÷Êó±êÍê³É°²×°¹ý³Ì¡£¾ßÌå°²×°²½ÖèÈçÏÂËùʾ¡£
£¨1£©½âѹOracle 11g°²×°°üÎļþ¡£
 
unzip linux_11gR1_database_1013.zip
 
Îļþ½«»á±»½âѹµ½linux_11gR1_database_1013Ŀ¼Ï£¬ÈçÏÂËùʾ¡£
 
# ls
doc  inst ......

oracle archive mode ¹éµµ

ORACLEÊý¾Ý¿âÓÐÁ½ÖÖÔËÐз½Ê½£ºÒ»Êǹ鵵·½Ê½(ARCHIVELOG)£¬¹éµµ·½Ê½µÄÄ¿µÄÊǵ±Êý¾Ý¿â·¢Éú¹ÊÕÏʱ×î´óÏ޶Ȼָ´ËùÓÐÒÑÌá½»µÄÊÂÎï;¶þÊDz»¹éµµ·½Ê½(NOARCHIVELOG)£¬»Ö¸´Êý¾Ý¿âµ½×î½üµÄ»ØÊյ㡣ÎÒÃǸù¾ÝÊý¾Ý¿âµÄ¸ß¿ÉÓÃÐÔºÍÓû§¿É³ÐÊܶªÊ§µÄ¹¤×÷Á¿µÄ¶àÉÙ£¬°ÑÎÒÃÇÕýʽÔËÐеÄÊý¾Ý¿â²ÉÓÃΪ¹éµµ·½Ê½;ÄÇЩÕýÔÚ¿ª·¢ºÍµ÷ÊÔµÄÊý¾Ý¿â²ÉÓò»¹é ......

OracleÊý¾Ý¿âµÄÓÅ»¯Éè¼Æ

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[¹Ø¼ü´Ê]ORACLEÊý¾Ý¿â¡¢»·¾³µ÷Õû¡¢ÓÅ»¯Éè¼Æ¡¢·½°¸
ÖÐͼ·ÖÀàºÅ£ºTP3 ÎÄÏ×±êʶÂ룺A ÎÄÕ±àºÅ£º1671£­7597(2008)0720043£­01
¡¡¡¡
¡¡¡¡ORACLEÊý¾Ý¿âÖÐÊý¾Ý´æÈ¡ÐÔÄ ......
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