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1.1 ½¨Á¢Óû§£¨Êý¾Ý¿âÑéÖ¤£©
     CREATE USER   DAVE IDENTIFIED BY   pwd
     DEFAULT TABLESPACE users
     TEMPORARY   TABLESPACE temp
     QUOTA 5m ON users;
1.2 ÐÞ¸ÄÓû§
ALTER USER DAVE QUOTA 0 ON SYSTEM;
1.3 ɾ³ýÓû§
DROP USER DAVE;
DROP USER DAVE CASCADE;
1.4 ÏÔʾÓû§ÐÅÏ¢
SELECT * from DBA_USERS
SELECT * from DBA_TS_QUOTAS
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CREATE SESSION
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CREATE TABLE
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CREATE TABLESPACE
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CREATE VIEW
½¨Á¢ÊÓͼ
CREATE SEQUENCE
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CREATE USER
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2.1 ÊÚÓèϵͳȨÏÞ
GRANT CREATE SESSION,CREATE TABLE TO DAVE;
GRANT CREATE SESSION TO DAVE WITH ADMIN OPTION;
Ñ¡ÏADMIN OPTION ʹ¸ÃÓû§¾ßÓÐתÊÚϵͳȨÏÞµÄȨÏÞ¡£
2.2 ÏÔʾϵͳȨÏÞ
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Select * from system_privilege_map;
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Select * from dba_sys_privis;
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Select * from user_sys_privis;
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Select * from session_privis;
2.3 ÊÕ»ØÏµÍ³È¨ÏÞ
REVOKE CREATE TABLE from DAVE;
REVOKE CREATE SESSION from DAVE;
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3.1 Ô¤¶¨Òå½ÇÉ«¡£
CONNECT×Ô¶¯½¨Á¢£¬°üº¬ÒÔÏÂȨÏÞ£ºALTER SESSION¡¢CREATE CLUSTER¡¢CREATE DATABASELINK¡¢CREATE SEQUENCE¡¢CREATE SESSION¡¢CREATE SYNONYM¡¢CREATE TABLE¡¢CREATEVIEW¡£
RESOURCE×Ô¶¯½¨Á¢£¬°üº¬ÒÔÏÂȨÏÞ£ºCREATE CLUSTER¡¢CREATE PROCEDURE¡¢CREATE SEQUENCE¡¢CREATE TABLE¡¢CREATE TRIGGR¡£
3.2 ÏÔʾ½ÇÉ«ÐÅÏ¢£¬
§ROLE_SYS_PRIVS
§ROLE_TAB_PRIVS
§ROLE_ROLE_PRIVS
§SESSION_ROLES
§USER_ROLE_PRIVS
§DBA_ROLES
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¡¡¡¡1.Ò»¸öÊý¾ÝÎļþ½ö½ö¹ØÁªÒ»¸öÊý¾Ý¿â,Êý¾ÝÎļþÓëÊý¾Ý¿âÖ®¼ä¶ÔÓ¦¹ØÏµÊÇÒ»¶ÔÒ»¹ØÏµ,µ±È»·´¹ýÊý¾Ý¿âÓëÊý¾ÝÎļþÊÇÒ»¶Ô¶à¹ØÏµ. ......

ORACLE¶àÓû§Ö®¼ä¹²Ïí´æ´¢¹ý³Ì

ÔÚÊý¾Ý¿âÖУ¬ÓÐÁ½¸öÓû§usera£¬userb£¬Èç¹ûÔÚbÖÐÓиö´æ´¢¹ý³Ì£¬ÐèÒªÓÃaµÄÓû§È¥µ÷Ó㬣¨±ÈÈçbÊÇȨÏ޺ܸߵÄÓû§£¬¶øaÖ»ÊÇÆÕͨÓû§£¬ÎªÁËÆÁ±Î¸øa×îСµÄȨÏÞÖ»ÄÜÈç´Ë£©¡£ÓÚÊÇ£¬ÎÒ¾ÍÓÃgrant execute on ´æ´¢¹ý³ÌÃû to usera¡£ÕâÑù£¬ÔÚaµÄÓû§ÏÂÃæ¾ÍÄÜ¿´µ½´æ´¢¹ý³ÌÁË£¬µ«ÊÇÎÒÖ´ÐÐÒԺ󣬻¹ÊDZ¨ora-1031£¬ËµÊÇûÓÐȨÏÞ£¬¾­¹ýÓ ......

Oracle 10G ÖеĻØÊÕÕ¾

»ØÊÕÕ¾,´ÓÔ­ÀíÉÏÀ´Ëµ¾ÍÊÇÒ»¸öÊý¾Ý×Öµä±í,·ÅÖÃÓû§DropµôµÄÊý¾Ý¿â¶ÔÏóÐÅÏ¢.Óû§½øÐÐDrop²Ù×÷µÄ¶ÔÏó²¢Ã»Óб»Êý¾Ý¿âɾ³ý,ÈÔÈ»»áÕ¼Óÿռä.³ý·ÇÊÇÓÉÓÚÓû§ÊÖ¹¤½øÐÐPurge»òÕßÒòΪ´æ´¢¿Õ¼ä²»¹»¶ø±»Êý¾Ý¿âÇåµô.Êý¾Ý¿âÓÐÁËÕâÑùµÄ¹¦ÄÜ,Äܹ»¼õÉٺܶ಻±ØÒªµÄÂé·³.¾­³£¿´µ½¿ª·¢ÈËÔ±Îó°Ñ±íɾ³ý,¼±¼±Ã¦Ã¦ÕÒDBAÀ´Ïë°ì·¨µÄÇé¿ö,ÏàÐÅ,Ëæ×Å10G ......

³öÏÖOracle ORA 24343µÄÒ»ÖÖÇé¿ö

    ¶ÔÓÚOracle ORA-24343ÕâÖÖ´íÎó£¬OracleµÄ¹Ù·½½âÊÍÊÇ£º
Error Message: ORA-24343 user defined callback error
Error Cause:
The only valid return value for a user defined callback function is OCI_ CONTINUE. Any other value will cause this error.
Action:
Make sure that OCI_CONTINUE i ......
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