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1¡¢su – oracle ²»ÊDZØÐ裬ÊʺÏÓÚûÓÐDBAÃÜÂëʱʹÓ㬿ÉÒÔ²»ÓÃÃÜÂëÀ´½øÈësqlplus½çÃæ¡£
2¡¢sqlplus /nolog »òsqlplus system/manager »ò./sqlplus system/manager@ora9i
;
3¡¢SQL>connect / as sysdba ;£¨as sysoper£©»ò
connect internal/oracle AS SYSDBA ;(scott/tiger)
conn sys/change_on_install as sysdba;
4¡¢SQL>startup; Æô¶¯Êý¾Ý¿âʵÀý
5¡¢ ²é¿´µ±Ç°µÄËùÓÐÊý¾Ý¿â: select * from v$database;
select name from v$database;
desc v$databases; ²é¿´Êý¾Ý¿â½á¹¹×Ö¶Î
7¡¢ÔõÑù²é¿´ÄÄЩÓû§ÓµÓÐSYSDBA¡¢SYSOPERȨÏÞ:
SQL>select * from V_$PWFILE_USERS;
Show user;²é¿´µ±Ç°Êý¾Ý¿âÁ¬½ÓÓû§
8¡¢½øÈëtestÊý¾Ý¿â£ºdatabase test;
9¡¢²é¿´ËùÓеÄÊý¾Ý¿âʵÀý£ºselect * from v$instance£»
È磺ora9i
10¡¢²é¿´µ±Ç°¿âµÄËùÓÐÊý¾Ý±í£º
SQL> select TABLE_NAME from all_tables;
select * from all_tables;
SQL> select table_name from all_tables where table_name like '%u%';
TABLE_NAME
------------------------------
_default_auditing_options_
11¡¢²é¿´±í½á¹¹£ºdesc all_tables;
12¡¢ÏÔʾCQI.T_BBS_XUSERµÄËùÓÐ×ֶνṹ£º
desc CQI.T_BBS_XUSER;
13¡¢»ñµÃCQI.T_BBS_XUSER±íÖеļǼ£º
select * from CQI.T_BBS_XUSER;
14¡¢Ôö¼ÓÊý¾Ý¿âÓû§£º(test11/test)
create user test11 identified by test default tablespace users Temporary TABLESPACE Temp;
15¡¢Óû§ÊÚȨ:
grant connect,resource,dba to test11;
grant sysdba to test11;
commit;
16¡¢¸ü¸ÄÊý¾Ý¿âÓû§µÄÃÜÂ룺(½«sysÓësystemµÄÃÜÂë¸ÄΪtest.)
alter user sys indentified by test;
alter user system indentified by test;
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oracle
10gÖؽ¨em db control
Oracle
10GÖؽ¨EM DB Control.
1.drop configuration files and repository run :
emca -deconfig dbcontrol db -repos drop
oracle
10gÖؽ¨em db control
Oracle
10GÖؽ¨EM DB Control.
1.drop configuration files and repository run :
emca -deconfig dbcontrol db -repos drop
2. Logon SQLPLUS as user SYS or SYSTEM, and drop the sysman account and mangement objects:
a. drop user sysman cascade;
b. d