OracleÊý¾Ý¿â
ɾ³ýÊý¾Ý¿â£º
1¡¢Í£Ö¹Êý¾Ý¿â·þÎñ
2¡¢É¾³ýʵÀý oradim –delete –sid liluf
3¡¢É¾³ýÊý¾Ý¿âÎļþ
ÐÂÔöÊý¾Ý¿â£º
1¡¢ ½¨Á¢Êý¾Ý¿â¡¢ÅäÖüàÌý¡¢½¨Á¢Óû§
2¡¢ ÓÃÃüÁîÆô¶¯Êý¾Ý¿â
×¢:×¢²á±íregedit HKEY_LOCAL_MACHINE-----SOFTWARE------ORACLE----HOMEO
²ÎÊýÖУºORA_LMIS_AUTOSTART=TRUE ±íʾ£ºÆô¶¯/¹Ø±Õ·þÎñʱÆô¶¯Êý¾Ý¿â
ORA_LMIS_AUTOSTART=FALSE ±íʾ£ºÆô¶¯/¹Ø±Õ·þÎñʱ²»Æô¶¯Êý¾Ý¿â
3¡¢ Æô¶¯·þÎñ
oradim -startup -sid lmis -starttype srvc
Èç¹ûÊÇ oradim -startup -sid lmis ϵͳ»á±¨´í
ORA-01031: insufficient privileges
µ«ÊDz»Ó°Ïì·þÎñµÄÆô¶¯
4¡¢ Æô¶¯Êý¾Ý¿â
1£© C:\Documents and Settings\liuf>sqlplus /nolog
2£© SQL> conn sys/liuf@lmis_liuf as sysdba
3£© SQL> select * from dual;
select * from dual
*
ERROR λÓÚµÚ 1 ÐÐ:
ORA-01034: ORACLE not available
ÓÉÓÚ²ÎÊýORA_LMIS_AUTOSTART=FALSE£¬ËùÒÔ·þÎñÆô¶¯£¬Êý¾Ý¿âûÓÐÆô¶¯
4£© SQL> startup
5¡¢ ¹Ø±ÕÊý¾Ý¿â
SQL> shutdown abort
Ö¸¶¨ÈÎÎñ¼Æ»®±¸·ÝÊý¾Ý¿â- - Oracle Tips 23
1¡¢±àдµ¼³öÅú´¦ÀíÎļþ£¨*.BAT£©
Eg: EXP liuf/**@lmis_local buffer=50000000 FILE=d:\lmissd0830.dmp LOG=d:\lmissd0830.log ōwner=liuf feedback=1000000
2¡¢Öƶ¨ÈÎÎñ¼Æ»®
¿ØÖÆÃæ°å->ÈÎÎñ¼Æ»®->Ìí¼ÓÈÎÎñ¼Æ»®£ºÌí¼ÓдºÃµÄµ¼³öÅú´¦ÀíÎļþ
3¡¢Ö¸¶¨±¸·ÝÖÜÆÚ
4¡¢ÊäÈëÆôÓÃÓû§Ãû¼°ÃÜÂë
×¢£º±ØÐëÊÇ»úÆ÷µÄÓû§ÃûºÍÃÜÂë
˵Ã÷£ºÃ¿´Î±¸·ÝµÄDMPÎļþ¶¼ÊÇÉϴεĸ²¸Ç£¬¶ø²»ÊÇDMPÎļþµÄÔö¼Ó¡£
Ô¶³Ìά»¤¹¤¾ß£PcAnyWhere - - Oracle Tips 22
Ïà¹ØÎĵµ£º
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 ......
ÊÖÍ·ÕýÔÚ½øÐÐÒ»¸öÏîÄ¿£¬ÐèҪȫÎļìË÷£¬¾¹ýͬÊÂ×ÐϸËÑË÷·¢ÏÖ£ºoracleÌṩoracle textµÄÈ«ÎļìË÷¹¦ÄÜ¡£
oracle textµÄ¼òµ¥Ó¦ÓþͬʲâÊÔ½á¹ûÕý³££¬°´ÕÕÏîÄ¿ÒªÇó(ÏîÄ¿Ô¤¶¨·½°¸wordÎĵµ´æÈëÊý¾Ý¿â(blobÀàÐÍ))ʹÓÃoracle text²éѯ½á¹ûÈ·ÊÇΪ¿Õ£¬Í¬ÊÂÑо¿µ½´ËÖжϡ£
  ......
ÔÚSQLÓï¾äÓÅ»¯¹ý³ÌÖУ¬¾³£»áÓõ½hint,
ÒÔÏÂÊÇÔÚSQLÓÅ»¯¹ý³ÌÖг£¼ûOracleÖÐ"HINT"µÄ30¸öÓ÷¨1. /*+ALL_ROWS*/
±íÃ÷¶ÔÓï¾ä¿éÑ¡Ôñ»ùÓÚ¿ªÏúµÄÓÅ»¯·½·¨,²¢»ñµÃ×î¼ÑÍÌÍÂÁ¿,ʹ×ÊÔ´ÏûºÄ×îС»¯.
ÀýÈç:
SELECT /*+ALL+_ROWS*/ EMP_NO,EMP_NAM,DAT_IN from BSEMPMS WHERE EMP_NO='SCOTT';
2. /*+FIRST_ROWS*/
±íÃ÷¶ÔÓï¾ä¿éÑ¡Ôñ ......
OracleÊý¾Ý¿âSCNºÅÏê½â:
¡¡¡¡ÏµÍ³¼ì²éµãscn(v$database(checkpoint_change#))
¡¡¡¡Êý¾ÝÎļþ¼ì²éµã(v$datafile(checkpoint_change#))
¡¡¡¡Êý¾ÝÎļþÖÕÖ¹scn(v$datafile(last_change#))
¡¡¡¡Êý¾ÝÎļþÖдæ·ÅµÄ¼ì²éµã
¡¡¡¡Æô¶¯scn (v$datafile_header(checkpoint_change#)
¡¡¡¡1¡¢ÏµÍ³¼ì²éµãscn
¡¡¡¡µ±Ò»¸ö¼ì²éµã¶¯×÷Íê³ ......
·½·¨Ò»£ºoffline±í¿Õ¼ä
1¡¢offline±í¿Õ¼ä£ºalter tablespace tablespace_name offline£»
2¡¢¸´ÖÆÊý¾ÝÎļþµ½ÐµÄĿ¼£»
3¡¢renameÐ޸ıí¿Õ¼ä£¬²¢Ð޸ĿØÖÆÎļþ£»
4¡¢online±í¿Õ¼ä£»
1¡¢offline±í¿Õ¼äzerone
SQL> select name from v$datafile;
NAME
--------------------------------------------------------- ......