锘??xml version="1.0" encoding="utf-8" standalone="yes"?>亚洲丰满熟女一区二区v,77777午夜亚洲,国产亚洲精品bv在线观看http://www.tkk7.com/bluebillow/category/20349.htmlKnocking on Heaven's Doorzh-cnThu, 03 Dec 2009 20:22:48 GMTThu, 03 Dec 2009 20:22:48 GMT60鎵嬪姩鍒犻櫎oracle9i鏁版嵁搴?- delete a databasehttp://www.tkk7.com/bluebillow/archive/2008/11/11/239841.html鐢熸椿鍦ㄥ埆澶?/dc:creator>鐢熸椿鍦ㄥ埆澶?/author>Tue, 11 Nov 2008 03:49:00 GMThttp://www.tkk7.com/bluebillow/archive/2008/11/11/239841.htmlhttp://www.tkk7.com/bluebillow/comments/239841.htmlhttp://www.tkk7.com/bluebillow/archive/2008/11/11/239841.html#Feedback0http://www.tkk7.com/bluebillow/comments/commentRss/239841.htmlhttp://www.tkk7.com/bluebillow/services/trackbacks/239841.html鎹鍦╫racle 10g鐨勭増鏈紝鍦ㄦ暟鎹簱瀹炰緥姝ｅ父鍚姩open鐨勬儏鍐典笅錛岀洿鎺ラ氳繃鍛戒護(hù)綾諱技" drop database 'dbname' "榪欑鏂瑰紡灝卞彲浠ュ垹闄や竴涓暟鎹簱瀹炰緥銆?/div>
榪欓噷璇寸殑鏄痮racle 9i鐨勬儏鍐典笅錛屼笉渚濊禆鍏朵粬宸ュ叿鐨勬儏鍐典笅錛屾墜宸ュ垹闄や竴涓暟鎹簱瀹炰緥銆?/div>
鎿嶄綔姝ラ涓虹綉涓婃煡鏉ョ殑錛屽茍緇忚繃鎴戦獙璇侀氳繃錛屾搷浣滀箣鍓嶈紜繚璇ュ疄渚嬪凡緇忚鍋滄錛屽叿浣撴楠よ涓嬶細(xì)
========================
To delete a database,
First:
Select "rm -f "||name from v$controlfile
union
select "rm -f "||name from v$datafile
union
select "rm -f "||member from v$logfile;
Second:
Clean up above output & make it executable
Third:
If installation follows OFA standard:
remove directory $ORACLE_BASE/admin/$ORACLE_SID
Fourth:
Delete archive log directory (if archive mode)
============================
 


]]>鎵嬪伐鏂板緩鏁版嵁搴?- create a databasehttp://www.tkk7.com/bluebillow/archive/2008/11/11/239839.html鐢熸椿鍦ㄥ埆澶?/dc:creator>鐢熸椿鍦ㄥ埆澶?/author>Tue, 11 Nov 2008 03:47:00 GMThttp://www.tkk7.com/bluebillow/archive/2008/11/11/239839.htmlhttp://www.tkk7.com/bluebillow/comments/239839.htmlhttp://www.tkk7.com/bluebillow/archive/2008/11/11/239839.html#Feedback0http://www.tkk7.com/bluebillow/comments/commentRss/239839.htmlhttp://www.tkk7.com/bluebillow/services/trackbacks/239839.html鎵句竴綃囬潬璋辯殑鏁欑▼鏉ヨ窡鐫鍋氾紝鏄浉褰撻噸瑕侊紝涓嶇劧灝變細(xì)鍚冭嵂錛岀綉涓婃枃绔犻兘鏄妱鏉ユ妱鍘葷殑錛屼笉鐒舵庝箞姝葷殑閮戒笉鐭ラ亾涓?/div>
鎴戞瘮杈冭“錛屾壘浜?jiǎn)涓綃囦笉鏄緢闈犺氨鐨勬潵鍋氾紝緇撴灉瓚婂埌浜?jiǎn)涓崬畱灏忛棶棰樸?/div>
鍏充簬鎵嬪伐寤哄簱錛屽弬鐓т笅闈袱綃囷紝搴旇鏄瘮杈冮潬璋辯殑銆?/div>
鍘熷笘鍦板潃錛?a >http://superman-chenzs.itpub.net/post/29327/279430
鍙﹀涓綃囨瘮杈冮潬璋辯殑鏂囩珷錛屽湴鍧濡備笅錛?a >http://www.ixdba.net/hbcms/article/14/336.html
===============================================

Red Hat Enterprise 3 + Oracle 10g Release 2

$su – oracle

1--- 璁劇疆緋葷粺鐜鍙橀噺錛?/span>

ORACLE_HOME=/opt/oracle/product/10.2

ORACLE_BASE=/opt/oracle

ORACLE_SID=dbtest

......

2--- 緋葷粺瑙勫垝錛?/span>

瀹炰緥鍚嶇ОORACLE_SID=dbtest

鏁版嵁搴撳悕縐?/span>DB_NAME=dbtest

3--- 鎵嬪伐鍒涘緩濡備笅鐩綍錛?/span>

/opt/oracle/admin/dbtest/cdump

/opt/oracle/admin/dbtest/bdump

/opt/oracle/admin/dbtest/udump

/opt/oracle/admin/dbtest/pfile

/opt/oracle/oradata/dbtest/

/opt/oracle/oradata/dbtest/archive

4--- 寤虹珛瀵嗙爜鏂囦歡錛?/span>

orapwd file=/opt/oracle/product/10.2/dbs/orapwd_dbtest password=superman

5---淇敼鍙傛暟鏂囦歡錛?/span>

鏍煎紡錛?/span>/opt/oracle/product/10.2/dbs/init.ora

瀹炰緥錛?/span>/opt/oracle/product/10.2/dbs/initdbtest.ora

鍐呭濡備笅錛?/span>

---------------------------------------------------

dbtest.__db_cache_size=331350016

dbtest.__java_pool_size=4194304

dbtest.__large_pool_size=8388608

dbtest.__shared_pool_size=138412032

dbtest.__streams_pool_size=0

*._kgl_large_heap_warning_threshold=8388608

*.audit_file_dest='/opt/oracle/admin/dbtest/adump'

*.background_dump_dest='/opt/oracle/admin/dbtest/bdump'

*.compatible='10.2.0.1.0'

*.control_files='/opt/oracle/oradata/dbtest/control01.ctl','/opt/oracle/oradata/dbtest/control02.ctl','/opt/oracle/oradata/dbtest/control03.ctl'

*.core_dump_dest='/opt/oracle/admin/dbtest/cdump'

*.db_2k_cache_size=33554432

*.db_block_size=8192

*.db_domain=''

*.db_file_multiblock_read_count=128

*.db_files=4000

*.db_name='dbtest'

*.db_recovery_file_dest_size=4294967296

*.db_recovery_file_dest=''

*.log_archive_dest='/opt/oracle/oradata/dbtest/archive'

*.log_checkpoints_to_alert=FALSE

*.open_cursors=300

*.parallel_execution_message_size=65535

*.parallel_max_servers=128

*.pga_aggregate_target=209715200

*.processes=150

*.recyclebin='OFF'

*.remote_login_passwordfile='EXCLUSIVE'

*.replication_dependency_tracking=FALSE

*.session_cached_cursors=100

*.sga_target=500m

*.shared_pool_size=100m

*.undo_management='AUTO'

*.undo_retention=0

*.undo_tablespace='UNDOTS'

*.user_dump_dest='/opt/oracle/admin/dbtest/udump'

*.workarea_size_policy='AUTO'

_allow_resetlogs_corruption=true

---------------------------------------------------

鍙皢姝ゆ枃浠跺鍒跺埌錛?/span>/opt/oracle/admin/dbtest/pfile/init.ora

6--- 鐧婚檰oracle錛?/span>

> sqlplus “/ as sysdba”

7--- 鍚姩瀹炰緥錛?/span>

SQL> startup nomount pfile=/opt/oracle/admin/dbtest/pfile/init.ora

8--- 鍒涘緩鏁版嵁搴撶殑鑴氭湰錛?/span>

-----------------------------------------------------------

CREATE DATABASE dbtest

LOGFILE

GROUP 1 ('/opt/oracle/oradata/dbtest/redo01.log','/opt/oracle/oradata/dbtest/redo01_1.log') size 100m reuse,

GROUP 2 ('/opt/oracle/oradata/dbtest/redo02.log','/opt/oracle/oradata/dbtest/redo02_1.log') size 100m reuse,

GROUP 3 ('/opt/oracle/oradata/dbtest/redo03.log','/opt/oracle/oradata/dbtest/redo03_1.log') size 100m reuse

MAXLOGFILES 50

MAXLOGMEMBERS 5

MAXLOGHISTORY 200

MAXDATAFILES 500

MAXINSTANCES 5

ARCHIVELOG

CHARACTER SET UTF8

NATIONAL CHARACTER SET UTF8

DATAFILE '/opt/oracle/oradata/dbtest/system01.dbf' SIZE 1000M EXTENT MANAGEMENT LOCAL

SYSAUX DATAFILE '/opt/oracle/oradata/dbtest/sysaux01.dbf' SIZE 1000M

UNDO TABLESPACE UNDOTS DATAFILE '/opt/oracle/oradata/dbtest/undo.dbf' SIZE 500M

DEFAULT TEMPORARY TABLESPACE TEMP TEMPFILE '/opt/oracle/oradata/dbtest/temp.dbf' SIZE 500M

;

-----------------------------------------------------------

9--- 榪愯濡備笅鏂囦歡(瀹夎涓嬮潰鐨勫厛鍚庨『搴?font face="Times New Roman">)錛?/strong>

/opt/oracle/product/10.2/rdbms/admin/catalog.sql

/opt/oracle/product/10.2/rdbms/admin/catproc.sql

10--- 鍒涘緩鐩稿叧琛ㄧ┖闂翠笌鐢ㄦ埛錛?/strong>

CREATE TABLESPACE USERS DATAFILE '/opt/oracle/oradata/dbtest/users01.dbf' SIZE 1000M;---鏁版嵁琛ㄧ┖闂?/font>

CREATE TABLESPACE INDX DATAFILE '/opt/oracle/oradata/dbtest/indx01.dbf' SIZE 1000M;---鍦ㄥ緩绔嬬儲(chǔ)寮曠殑鏃跺欐妸姝よ〃絀洪棿浣滀負(fù)瀛樺偍絀洪棿錛屽嵆鍗曠嫭鐢ㄤ竴涓〃絀洪棿鏉ュ瓨鍌ㄧ儲(chǔ)寮曪紝榪欐槸涓ソ涔?fàn)鎯Q岃櫧鐒舵垜浠病鏈夊姙娉曞緩绔嬩竴涓粯璁ょ殑绱㈠紩琛ㄧ┖闂達(dá)紒

CREATE USER test IDENTIFIED BY test DEFAULT TABLESPACE users ;---嫻嬭瘯鐢ㄦ埛

GRANT CONNECT,RESOURCE TO test;

11--- 涓鐐規(guī)敞鎰忕殑鍦版柟錛?/strong>

1>.鐩稿叧鏂囦歡鐨勭洰褰曡璁劇疆姝ｇ‘錛屾湁鏁版嵁鏂囦歡錛屾帶鍒舵枃浠訛紝鍙傛暟鏂囦歡絳夛紝榪樻湁灝辨槸瀹冧滑鐨勪綅緗涓庢帶鍒舵枃浠朵腑鎸囧畾鐨勮涓鑷淬?/font>

2>.init.ora涓殑undo_tablespace鐨勫悕瀛楀繀欏昏涓?/font>create database鐨勭浉鍚岋紝鍖呮嫭澶у皬鍐欑瓑娉ㄦ剰銆傚惁鍒欏緢楹葷儲(chǔ)錛屾姤鐨勯敊璇綘閮戒笉鐭ラ亾鏄笉鏄湪蹇芥?zhèn)犱綘锛佹諱箣錛屼竴鍙ヨ瘽錛屾帶鍒舵枃浠朵腑鐨勫唴瀹硅鍜?/font>init鏂囦歡涓殑鍐呭浠ュ強(qiáng)瑕佸拰瀹為檯鏂囦歡鐨勫疄闄呮儏鍐佃鐩稿悓銆?/font>

3>.鍒嗘瀽鏁版嵁搴撳嚭閿欏彲浠ュ埌/opt/oracle/admin/dbtest/bdump/alert_dbtest.log涓煡鎵俱?/font>

===============================================

 琛ュ厖錛?/span>

   鎴戠鍒扮殑涓涓棶棰橈紝鍦ㄦ櫘閫氱敤鎴穝qlplus鐧誨綍鏃訛紝紕板埌涓嬮潰鐨勫憡璀︽彁紺?/span>  

    Error accessing PRODUCT_USER_PROFILE
Warning: Product user profile information not loaded!
You may need to run PUPBLD.SQL as SYSTEM

銆璇鋒寜鐓ф彁紺猴紝浠YSTEM鐢ㄦ埛鐧誨叆SQL*Plus錛岀劧鍚庢墽琛孭UPBLD.SQL錛岃繖涓枃浠墮氬父鍦?ORACLE_HOME/sqlplus/admin鐩綍涓?br /> SQL> @$ORACLE_HOME/sqlplus/admin/pupbld.sql



]]>oracle瑙嗗浘http://www.tkk7.com/bluebillow/archive/2007/10/09/151268.html鐢熸椿鍦ㄥ埆澶?/dc:creator>鐢熸椿鍦ㄥ埆澶?/author>Tue, 09 Oct 2007 02:05:00 GMThttp://www.tkk7.com/bluebillow/archive/2007/10/09/151268.htmlhttp://www.tkk7.com/bluebillow/comments/151268.htmlhttp://www.tkk7.com/bluebillow/archive/2007/10/09/151268.html#Feedback0http://www.tkk7.com/bluebillow/comments/commentRss/151268.htmlhttp://www.tkk7.com/bluebillow/services/trackbacks/151268.html 

Oracle鐨勬暟鎹簱瀵硅薄鍒嗕負(fù)浜旂錛氳〃錛岃鍥撅紝搴忓垪錛岀儲(chǔ)寮曞拰鍚屼箟璇嶃?

     瑙嗗浘鏄熀浜庝竴涓〃鎴栧涓〃鎴栬鍥劇殑閫昏緫琛紝鏈韓涓嶅寘鍚暟鎹紝閫氳繃瀹冨彲浠ュ琛ㄩ噷闈㈢殑鏁版嵁榪涜鏌ヨ鍜屼慨鏀廣傝鍥懼熀浜庣殑琛ㄧО涓哄熀琛ㄣ?/font>

     瑙嗗浘鏄瓨鍌ㄥ湪鏁版嵁瀛楀吀閲岀殑涓鏉elect璇彞銆?閫氳繃鍒涘緩瑙嗗浘鍙互鎻愬彇鏁版嵁鐨勯昏緫涓婄殑闆嗗悎鎴栫粍鍚堛?/font>

瑙嗗浘鐨勪紭鐐癸細(xì)

       1.瀵規(guī)暟鎹簱鐨勮闂紝鍥犱負(fù)瑙嗗浘鍙互鏈夐夋嫨鎬х殑閫夊彇鏁版嵁搴撻噷鐨勪竴閮ㄥ垎銆?/font>

       2.鐢ㄦ埛閫氳繃綆鍗曠殑鏌ヨ鍙互浠庡鏉傛煡璇腑寰楀埌緇撴灉銆?/font>

       3.緇存姢鏁版嵁鐨勭嫭绔嬫э紝璇曞浘鍙粠澶氫釜琛ㄦ绱㈡暟鎹?/font>

       4.瀵逛簬鐩稿悓鐨勬暟鎹彲浜х敓涓嶅悓鐨勮鍥俱?/font>

瑙嗗浘鍒嗕負(fù)綆鍗曡鍥懼拰澶嶆潅瑙嗗浘錛?/font>

       綆鍗曡鍥懼彧浠庡崟琛ㄩ噷鑾峰彇鏁版嵁
       澶嶆潅瑙嗗浘浠庡琛?br />
       綆鍗曡鍥句笉鍖呭惈鍑芥暟鍜屾暟鎹粍
       澶嶆潅瑙嗗浘鍖呭惈

      綆鍗曡鍥懼彲浠ュ疄鐜癉ML鎿嶄綔
      澶嶆潅瑙嗗浘涓嶅彲浠?

瑙嗗浘鐨勫垱寤猴細(xì)

    CREATE [OR REPLACE] [FORCE|NOFORCE] VIEW view_name

  [(alias[, alias]...)]

   AS subquery
   [WITH CHECK OPTION [CONSTRAINT constraint]]
   [WITH READ ONLY]
FORCE               錛氫笉綆″熀琛ㄦ槸鍚﹀瓨鍦∣RACLE閮戒細(xì)鑷姩鍒涘緩璇ヨ鍥撅紱
NOFORCE          錛氬彧鏈夊熀琛ㄩ兘瀛樺湪ORACLE鎵嶄細(xì)鍒涘緩璇ヨ鍥撅細(xì)
alias                    錛氫負(fù)瑙嗗浘浜х敓鐨勫垪瀹氫箟鐨勫埆鍚嶏紱
subquery            錛氫竴鏉″畬鏁寸殑SELECT璇彞錛屽彲浠ュ湪璇ヨ鍙ヤ腑瀹氫箟鍒悕錛?/font>
WITH CHECK   OPTION 錛?/font>
                             鎻掑叆鎴栦慨鏀圭殑鏁版嵁琛屽繀欏繪弧瓚寵鍥懼畾涔夌殑綰︽潫錛?/font>
WITH READ ONLY 錛?/font>
                            璇ヨ鍥句笂涓嶈兘榪涜浠諱綍DML鎿嶄綔銆?/font>
渚嬪錛?/font>
        CREATE   OR   REPLACE   VIEW   dept_sum_vw
                (name,minsal,maxsal,avgsal)
        AS   SELECT d.dname,min(e.sal),max(e.sal),avg(e.sal)
        FROM     emp e,dept d
        WHERE   e.deptno=d.deptno
        GROUP   BY   d.dname;
瑙嗗浘鐨勫畾涔夊師鍒欙細(xì)
        1.瑙嗗浘鐨勬煡璇㈠彲浠ヤ嬌鐢ㄥ鏉傜殑SELECT璇硶錛屽寘鎷繛鎺?鍒嗙粍鏌ヨ鍜屽瓙鏌ヨ錛?/font>
        2.鍦ㄦ病鏈塛ITH CHECK OPTION鍜?READ ONLY 鐨勬儏鍐典笅錛屾煡璇腑涓嶈兘浣跨敤
           ORDER BY 瀛愬彞錛?/font>
        3.濡傛灉娌℃湁涓篊HECK OPTION綰︽潫鍛藉悕錛岀郴緇熶細(xì)鑷姩涓轟箣鍛藉悕錛屽艦寮忎負(fù)SYS_Cn;
        4.OR REPLACE閫夐」鍙互涓嶅垹闄ゅ師瑙嗗浘渚垮彲鏇存敼鍏跺畾涔夊茍閲嶅緩錛屾垨閲嶆柊鎺堜簣瀵硅薄
           鏉冮檺銆?/font>
瑙嗗浘鐨勬煡璇細(xì)
           瑙嗗浘鍒涘緩鎴愬姛鍚庯紝鍙互浠庤鍥句腑媯(gè)绱㈡暟鎹紝榪欑偣鍜屼粠琛ㄤ腑媯(gè)绱㈡暟鎹竴鏍楓?/font>
           榪樺彲浠ユ煡璇㈣鍥劇殑鍏ㄩ儴淇℃伅鍜屾寚瀹氱殑鏁版嵁琛屽拰鍒椼?/font>
    濡傦細(xì)
          媯(gè)绱㈡暟鎹細(xì)
           SQL>SELECT * FROM   dept_sum_vw錛?/font>
          鏌ヨ瑙嗗浘瀹氫箟錛?/font>
          SELECT view_name,text   from user_views;
             鍏朵腑text鏄劇ず鐨勫唴瀹逛負(fù)瑙嗗浘瀹氫箟鐨凷ELECT璇彞錛屽彲閫氳繃DESC USER_VIEWS
             寰楀埌鐩稿叧淇℃伅銆?/font>
淇敼瑙嗗浘錛?/font>
         閫氳繃OR REPLACE 閲嶆柊鍒涘緩鍚屽悕瑙嗗浘鍗沖彲銆?/font>
瑙嗗浘涓婄殑DML 鎿嶄綔錛?/font>
         DML鎿嶄綔搴旈伒寰殑鍘熷垯錛?/font>
         1.綆鍗曡鍥懼彲浠ユ墽琛孌ML鎿嶄綔錛?/font>
         2.鍦ㄨ鍥懼寘鍚獹ROUP 鍑芥暟錛孏ROUP BY瀛愬彞錛孌ISTINCT鍏抽敭瀛楁椂涓嶈兘
            鍒犻櫎鏁版嵁琛岋紱
         3.鍦ㄨ鍥句笉鍑虹幇涓嬪垪鎯呭喌鏃跺彲閫氳繃瑙嗗浘淇敼鍩鴻〃鏁版嵁鎴栨彃鍏ユ暟鎹細(xì)
             a.瑙嗗浘涓寘鍚獹ROUP 鍑芥暟錛孏ROUP BY瀛愬彞錛孌ISTINCT鍏抽敭瀛楋紱
             b.浣跨敤琛ㄨ揪寮忓畾涔夌殑鍒楋紱
             c.ROWNUM浼垪銆?/font>
             d.鍩鴻〃涓湭鍦ㄨ鍥句腑閫夋嫨鐨勫叾浠栧垪瀹氫箟涓洪潪絀轟笖鏃犻粯璁ゅ箋?/font>
瑙嗗浘鍙敤浜庝繚鎸佹暟鎹簱鐨勫畬鏁存э紝浣嗕綔鐢ㄦ湁闄愩?/font>
閫氳繃瑙嗗浘鎵ц寮曠敤瀹屾暣鎬х害鏉熷彲鍦ㄦ暟鎹簱綰ф墽琛岀害鏉熴?/font>
WITH CHECK OPTION 瀛愬彞闄愬畾錛?/font>
          閫氳繃瑙嗗浘鎵ц鐨処NSERTS鍜孶PDATES鎿嶄綔涓嶈兘鍒涘緩璇ヨ鍥炬绱笉鍒扮殑鏁版嵁琛岋紝
          鍥犱負(fù)瀹冧細(xì)瀵規(guī)彃鍏ユ垨淇敼鐨勬暟鎹鎵ц瀹屾暣鎬х害鏉熷拰鏁版嵁鏈夋晥鎬ф鏌ャ?/font>
   渚嬪錛?/font>
            CREATE OR REPLACE VIEW   vw_emp20
            AS   SELECT *   FROM   emp
            WHERE   deptno=20
            WITH CHECK OPTION constraint   vw_emp20_ck;
           瑙嗗浘 宸插緩绔嬨?/font>
             鏌ヨ緇撴灉錛?/font>
            SELECT empno,ename,job FROM vw_emp20;
           
           EMPNO                 ENAME                 JOB
---------------------            --------------           -------------
               7369                  SMITH                 CLERK
               7566                  JONES                MANAGER
               7902                  FORD                 ANALYST
           淇敼錛?/font>
                 UPDATE vw_emp20
                 SET         deptno=20
                 WHERE    empno=7902;
            灝嗕駭鐢熼敊璇細(xì)
                UPDATE vw_emp20
                               *
                ERROR 浣嶄簬絎竴琛岋細(xì)
                ORA-01402錛氳鍥網(wǎng)ITH CHECK OPTION 榪濆弽WHERE 瀛愬彞
瑙嗗浘鐨勫垹闄わ細(xì)
             DROP VIEW   VIEW_NAME璇彞鍒犻櫎瑙嗗浘銆?/font>
             鍒犻櫎瑙嗗浘鐨勫畾涔変笉褰卞搷鍩鴻〃涓殑鏁版嵁銆?/font>
             鍙湁瑙嗗浘鎵鏈夎呭拰鍏峰DROP VIEW鏉冮檺鐨勭敤鎴峰彲浠ュ垹闄よ鍥俱?/font>
             瑙嗗浘琚垹闄ゅ悗錛屽熀浜庤鍒犻櫎瑙嗗浘鐨勫叾浠栬鍥炬垨搴旂敤灝嗘棤鏁堛?/font>
OR REPLACE     錛氳嫢鎵鍒涘緩鐨勮瘯鍥懼凡緇忓瓨鍦紝ORACLE鑷姩閲嶅緩璇ヨ鍥撅紱


]]>oracle涓璭scape鍏抽敭瀛楄В鏋?(zt)http://www.tkk7.com/bluebillow/archive/2007/07/25/132183.html鐢熸椿鍦ㄥ埆澶?/dc:creator>鐢熸椿鍦ㄥ埆澶?/author>Tue, 24 Jul 2007 16:13:00 GMThttp://www.tkk7.com/bluebillow/archive/2007/07/25/132183.htmlhttp://www.tkk7.com/bluebillow/comments/132183.htmlhttp://www.tkk7.com/bluebillow/archive/2007/07/25/132183.html#Feedback0http://www.tkk7.com/bluebillow/comments/commentRss/132183.htmlhttp://www.tkk7.com/bluebillow/services/trackbacks/132183.html瀹氫箟錛歟scape鍏抽敭瀛楃粡甯哥敤浜庝嬌鏌愪簺鐗規(guī)畩瀛楃錛屽閫氶厤絎︼細(xì)'%','_'杞箟涓哄畠浠師

鏉ョ殑瀛楃鐨勬剰涔夛紝琚畾涔夌殑杞箟瀛楃閫氬父浣跨敤'\',浣嗘槸涔熷彲浠ヤ嬌鐢ㄥ叾浠栫殑絎﹀彿銆?/p>

瀹炰緥錛?/p>

SQL> select * from t11 where name like '%_%';

NAME
----------
aa_a
aaa
SQL> select * from t11 where name like '%\_%' escape '\';

NAME
----------
aa_a

娉ㄦ剰錛氬鏋滄槸 '/' 浣滀負(fù)媯(gè)绱㈠瓧絎? 蹇呴』 鐢?'/' 浣滀負(fù)杞箟絎? 姝ｆ枩鎵涗篃涓鏍?
select * from wan_test where psid like '%//%' escape '/'




]]>Oracle SPOOL鐨勪袱縐嶆柟娉曚箣瀵規(guī)瘮http://www.tkk7.com/bluebillow/archive/2007/07/25/132180.html鐢熸椿鍦ㄥ埆澶?/dc:creator>鐢熸椿鍦ㄥ埆澶?/author>Tue, 24 Jul 2007 16:01:00 GMThttp://www.tkk7.com/bluebillow/archive/2007/07/25/132180.htmlhttp://www.tkk7.com/bluebillow/comments/132180.htmlhttp://www.tkk7.com/bluebillow/archive/2007/07/25/132180.html#Feedback0http://www.tkk7.com/bluebillow/comments/commentRss/132180.htmlhttp://www.tkk7.com/bluebillow/services/trackbacks/132180.html閫氬父鎯呭喌涓嬶紝鎴戜滑浣跨敤SPOOL鏂規(guī)硶錛屽皢鏁版嵁搴撲腑鐨勮〃瀵煎嚭涓烘枃鏈枃浠剁殑鏃跺欎細(xì)閲囩敤涓ょ鏂規(guī)硶錛屽涓嬭堪錛?
鏂規(guī)硶涓錛氶噰鐢ㄤ互涓嬫牸寮忚剼鏈
set colsep '' ------璁劇疆鍒楀垎闅旂
銆銆set trimspool on
銆銆set linesize 120
銆銆set pagesize 2000
銆銆set newpage 1
銆銆set heading off
    銆set term off
銆銆spool 璺緞+鏂囦歡鍚?
銆銆select * from tablename;
銆銆spool off
鏂規(guī)硶浜岋細(xì)閲囩敤浠ヤ笅鑴氭湰
set trimspool on
銆銆set linesize 120
銆銆set pagesize 2000
銆銆set newpage 1
銆銆set heading off
銆銆set term off
銆銆spool 璺緞+鏂囦歡鍚?
銆銆select col1||','||col2||','||col3||','||col4||'..' from tablename;
銆銆spool off
姣旇緝浠ヤ笂鏂規(guī)硶錛屽嵆鏂規(guī)硶涓閲囩敤璁懼畾鍒嗛殧絎︾劧鍚庣敱sqlplus鑷繁浣跨敤璁懼畾鐨勫垎闅旂瀵瑰瓧孌佃繘琛屽垎鍓詫紝鏂規(guī)硶浜屽皢鍒嗛殧絎︽嫾鎺ュ湪SELECT璇彞涓紝鍗蟲墜宸ユ帶鍒惰緭鍑烘牸寮忋?
鍦ㄥ疄璺典腑錛屾垜鍙戠幇閫氳繃鏂規(guī)硶涓瀵煎嚭鏉ョ殑鏁版嵁鍏鋒湁寰堝ぇ鐨勪笉紜畾鎬э紝榪欑鏂規(guī)硶瀵煎嚭鏉ョ殑鏁版嵁鍐嶇敱sql ldr瀵煎叆鐨勬椂鍊欏嚭閿欑殑鍙兘鎬у湪95%浠ヤ笂錛屽挨鍏跺澶ф壒閲忕殑鏁版嵁琛紝濡?00涓囨潯璁板綍鐨勮〃鏇存槸濡傛錛岃屼笖瀵煎嚭鐨勬暟鎹枃浠剁媯澶с?
鑰屾柟娉曚簩瀵煎嚭鐨勬暟鎹枃浠舵牸寮忓緢瑙勬暣錛屾暟鎹枃浠剁殑澶у皬鍙兘鏄柟娉曚竴鐨?/4宸﹀彸銆傜粡榪欑鏂規(guī)硶瀵煎嚭鏉ョ殑鏁版嵁鏂囦歡鍐嶇敱sqlldr瀵煎叆鏃訛紝鍑洪敊鐨勫彲鑳芥у緢灝忥紝鍩烘湰閮藉彲浠ュ鍏ユ垚鍔熴?
鍥犳錛屽疄璺典腑鎴戝緩璁ぇ瀹朵嬌鐢ㄦ柟娉曚簩鎵嬪伐鍘繪帶鍒秙pool鏂囦歡鐨勬牸寮忥紝榪欐牱鍙互鍑忓皬鍑洪敊鐨勫彲鑳芥э紝閬垮厤璧板緢澶氬集璺?
鏈枃鍘熷垱錛屽鏈夊紩鐢紝璇峰姞閾炬帴錛岃阿璋紒

鍘熷笘鍦板潃銆

]]>ORACLE閿佺殑綆＄悊(zt) http://www.tkk7.com/bluebillow/archive/2007/03/05/101830.html鐢熸椿鍦ㄥ埆澶?/dc:creator>鐢熸椿鍦ㄥ埆澶?/author>Mon, 05 Mar 2007 01:51:00 GMThttp://www.tkk7.com/bluebillow/archive/2007/03/05/101830.htmlhttp://www.tkk7.com/bluebillow/comments/101830.htmlhttp://www.tkk7.com/bluebillow/archive/2007/03/05/101830.html#Feedback0http://www.tkk7.com/bluebillow/comments/commentRss/101830.htmlhttp://www.tkk7.com/bluebillow/services/trackbacks/101830.html浠婂ぉ錛屽仛浜?jiǎn)涓涓猳racle鏁版嵁搴撶殑瀛樺偍榪囩▼錛屽彲褰撲腑涓涓父鏍囧皢琛ㄧ粰閿佷綇浜?jiǎn)銆?br /> 寮勪簡(jiǎn)鍗婂ぉ錛屼竴寮濮嬬敤kill 3444鐩存帴灝嗚繘紼嬫潃姝匯傚彲鏄懡浠ゅ瀹冩病鏈変竴鐐逛綔鐢紝鏁版嵁搴撻攣涓鐩村憜鍦ㄩ偅閲屻?br />
鍚庢潵鍦╣oogle涓鎼滐紝鍙戠幇涓綃囧緢濂芥枃绔犮傛憳褰曞湪鍚庨潰銆?br />

鍗沖埢鏉姝諱簡(jiǎn)鏁版嵁搴撻攣銆傛柟娉曞涓嬶細(xì)
1銆佹煡鐪嬫暟鎹簱閿?璇婃柇閿佺殑鏉ユ簮鍙?qiáng)绫诲瀷锛?xì)
select object_id,session_id,locked_mode from v$locked_object;

2銆佹壘鍑烘暟鎹簱鐨剆erial#,浠ュ鏉姝伙細(xì)
select t2.username,t2.sid,t2.serial#,t2.logon_time
from v$locked_object t1,v$session t2
where t1.session_id=t2.sid order by t2.logon_time;

3銆佹潃姝昏session
alter system kill session 'sid,serial#'

4銆乼hat't all, it's right!


'===============================================================================

ORACLE閿佺殑綆＄悊
2003-03 浣欐灚

ORACLE閲岄攣鏈変互涓嬪嚑縐嶆ā寮?

0錛歯one
1錛歯ull銆銆銆絀?
2錛歊ow-S銆銆 琛屽叡浜?RS)錛氬叡浜〃閿併
3錛歊ow-X銆銆 琛屼笓鐢?RX)錛氱敤浜庤鐨勪慨鏀?br /> 4錛歋hare銆銆 鍏變韓閿?S)錛氶樆姝㈠叾浠朌ML鎿嶄綔
5錛歋/Row-X銆 鍏變韓琛屼笓鐢?SRX)錛氶樆姝㈠叾浠栦簨鍔℃搷浣?br /> 6錛歟xclusive 涓撶敤(X)錛氱嫭绔嬭闂嬌鐢?br />
鏁板瓧瓚婂ぇ閿佺駭鍒秺楂? 褰卞搷鐨勬搷浣滆秺澶氥?br />
涓鑸殑鏌ヨ璇彞濡俿elect ... from ... ;鏄皬浜?鐨勯攣, 鏈夋椂浼?xì)鍦╲$locked_object鍑虹幇銆?br />
select ... from ... for update;銆銆銆鏄?鐨勯攣銆?br />
褰撳璇濅嬌鐢╢or update瀛愪覆鎵撳紑涓涓父鏍囨椂錛?br /> 鎵鏈夎繑鍥為泦涓殑鏁版嵁琛岄兘灝嗗浜庤綰?Row-X)鐙崰寮忛攣瀹氾紝
鍏朵粬瀵硅薄鍙兘鏌ヨ榪欎簺鏁版嵁琛岋紝涓嶈兘榪涜update銆乨elete鎴杝elect...for update鎿嶄綔銆?br />
insert / update / delete ... ; 銆銆 鏄?鐨勯攣銆?

娌℃湁commit涔嬪墠鎻掑叆鍚屾牱鐨勪竴鏉¤褰曚細(xì)娌℃湁鍙嶅簲,
鍥犱負(fù)鍚庝竴涓?鐨勯攣浼?xì)涓鐩寸瓑寰呬笂涓涓?鐨勯攣, 鎴戜滑蹇呴』閲婃斁鎺変笂涓涓墠鑳界戶緇伐浣溿?br />
鍒涘緩绱㈠紩鐨勬椂鍊欎篃浼?xì)漶旂?,4綰у埆鐨勯攣銆?br />
locked_mode涓?,3,4涓嶅獎(jiǎng)鍝岲ML(insert,delete,update,select)鎿嶄綔,
浣咲DL(alter,drop絳?鎿嶄綔浼?xì)鎻惤C簅ra-00054閿欒銆?br />
鏈変富澶栭敭綰︽潫鏃?update / delete ... ; 鍙兘浼?xì)漶旂?,5鐨勯攣銆?br />
DDL璇彞鏃舵槸6鐨勯攣銆?br />
浠BA瑙掕壊, 鏌ョ湅褰撳墠鏁版嵁搴撻噷閿佺殑鎯呭喌鍙互鐢ㄥ涓婼QL璇彞錛?br />
select object_id,session_id,locked_mode from v$locked_object;

select t2.username,t2.sid,t2.serial#,t2.logon_time
from v$locked_object t1,v$session t2
where t1.session_id=t2.sid order by t2.logon_time;

濡傛灉鏈夐暱鏈熷嚭鐜扮殑涓鍒楋紝鍙兘鏄病鏈夐噴鏀劇殑閿併?br />
鎴戜滑鍙互鐢ㄤ笅闈QL璇彞鏉鎺夐暱鏈熸病鏈夐噴鏀鵑潪姝ｅ父鐨勯攣錛?br />
alter system kill session 'sid,serial#';

濡傛灉鍑虹幇浜?jiǎn)閿佺殑闂? 鏌愪釜DML鎿嶄綔鍙兘絳夊緟寰堜箙娌℃湁鍙嶅簲銆?br />
褰撲綘閲囩敤鐨勬槸鐩存帴榪炴帴鏁版嵁搴撶殑鏂瑰紡錛?br /> 涔熶笉瑕佺敤OS緋葷粺鍛戒護(hù) $kill process_num 鎴栬?$kill -9 process_num鏉ョ粓姝㈢敤鎴瘋繛鎺ワ紝
鍥犱負(fù)涓涓敤鎴瘋繘紼嬪彲鑳戒駭鐢熶竴涓互涓婄殑閿? 鏉OS榪涚▼騫朵笉鑳藉交搴曟竻闄ら攣鐨勯棶棰樸?br />
璁板緱鍦ㄦ暟鎹簱綰у埆鐢╝lter system kill session 'sid,serial#';鏉鎺変笉姝ｅ父鐨勯攣銆?


]]>浠涔堟椂鍊欓渶瑕侀噸寤虹儲(chǔ)寮?zt)http://www.tkk7.com/bluebillow/archive/2007/03/05/101824.html鐢熸椿鍦ㄥ埆澶?/dc:creator>鐢熸椿鍦ㄥ埆澶?/author>Mon, 05 Mar 2007 01:46:00 GMThttp://www.tkk7.com/bluebillow/archive/2007/03/05/101824.htmlhttp://www.tkk7.com/bluebillow/comments/101824.htmlhttp://www.tkk7.com/bluebillow/archive/2007/03/05/101824.html#Feedback0http://www.tkk7.com/bluebillow/comments/commentRss/101824.htmlhttp://www.tkk7.com/bluebillow/services/trackbacks/101824.html


鏉′歡 1

鍦ㄥ垎鏋?/span> (analyze) 鎸囧畾绱㈠紩涔嬪悗錛屾煡璇?/span> index_stats 鐨?/span> height 瀛楁鐨勫鹼紝濡傛灉榪欎釜鍊?/span> >=4 , 鍒欐渶濂介噸寤猴紙 rebuild 錛夎繖涓儲(chǔ)寮曘傝櫧鐒惰繖涓鍒欎笉鏄繪槸姝ｇ‘錛屼絾濡傛灉榪欎釜鍊間竴鐩撮兘鏄笉鍙樼殑錛屽垯榪欎釜绱㈠紩涔熷氨涓嶉渶閲嶅緩銆?/span>

鏉′歡 2

鍦ㄥ垎鏋?/span> (analyze) 鎸囧畾绱㈠紩涔嬪悗錛屾煡璇?/span> index_stats 鐨?/span> del_lf_rows 鍜?/span> lf_rows 鐨勫?/span> , 濡傛灉 (del_lf_rows/lf_rows)*100聽 > =聽 20 錛屽垯榪欎釜绱㈠紩涔熼渶瑕侀噸寤恒?/span>

渚嬪瓙 錛?/span>

SQL > analyze index IND_PK validate structure;

聽

SQL > select name,height,del_lf_rows,lf_rows,(del_lf_rows/lf_rows) *100 from index_stats;

聽

NAME聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 HEIGHT DEL_LF_ROWS聽聽聽 LF_ROWS (DEL_LF_ROWS/LF_ROWS)*100

聽

------------------------------ ---------- ----------- ---------- -------------------------

聽

INDX_PK聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 4聽聽聽聽聽 277353聽聽聽聽 990206聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 28.0096263

SQL> alter index IND_PK rebuild;



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