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//´´½¨ÁÙʱ±í¿Õ¼ä
create temporary tablespace zfmi_temp
tempfile 'D:\oracle\oradata\zfmi\zfmi_temp.dbf'
size 32m
autoextend on
next 32m maxsize 2048m
extent management local;
//tempfile²ÎÊý±ØÐëÓÐ
//´´½¨Êý¾Ý±í¿Õ¼ä
create tablespace zfmi
logging
datafile 'D:\oracle\oradata\zfmi\zfmi.dbf'
size 100m
autoextend on
next 32m maxsize 2048m
extent management local;
//datafile²ÎÊý±ØÐëÓÐ
//ɾ³ýÓû§ÒÔ¼°Óû§ËùÓеĶÔÏó
drop user zfmi cascade;
//cascade²ÎÊýÊǼ¶ÁªÉ¾³ý¸ÃÓû§ËùÓжÔÏ󣬾­³£Óöµ½ÈçÓû§ÓжÔÏó¶øÎ´¼Ó´Ë²ÎÊýÔòÓû§É¾²»Á˵ÄÎÊÌ⣬ËùÒÔϰ¹ßÐԵļӴ˲ÎÊý
//ɾ³ý±í¿Õ¼ä
ǰÌ᣺ɾ³ý±í¿Õ¼ä֮ǰҪȷÈϸñí¿Õ¼äûÓб»ÆäËûÓû§Ê¹ÓÃÖ®ºóÔÙ×öɾ³ý
drop tablespace zfmi including contents and datafiles cascade onstraints;
//including contents ɾ³ý±í¿Õ¼äÖеÄÄÚÈÝ£¬Èç¹ûɾ³ý±í¿Õ¼ä֮ǰ±í¿Õ¼äÖÐÓÐÄÚÈÝ£¬¶øÎ´¼Ó´Ë²ÎÊý£¬±í¿Õ¼äɾ²»µô£¬ËùÒÔϰ¹ßÐԵļӴ˲ÎÊý
//including datafiles ɾ³ý±í¿Õ¼äÖеÄÊý¾ÝÎļþ
//cascade constraints ͬʱɾ³ýtablespaceÖбíµÄÍâ¼ü²ÎÕÕ
Èç¹ûɾ³ý±í¿Õ¼ä֮ǰɾ³ýÁ˱í¿Õ¼äÎļþ£¬½â¾ö°ì·¨:
Èç¹ûÔÚÇå³ý±í¿Õ¼ä֮ǰ£¬ÏÈɾ³ýÁ˱í¿Õ¼ä¶ÔÓ¦µÄÊý¾ÝÎļþ£¬»áÔì³ÉÊý¾Ý¿âÎÞ·¨Õý³£Æô¶¯ºÍ¹Ø±Õ¡£
¿ÉʹÓÃÈçÏ·½·¨»Ö¸´£¨´Ë·½·¨ÒѾ­ÔÚoracle9iÖÐÑé֤ͨ¹ý£©£º
ÏÂÃæµÄ¹ý³ÌÖУ¬filenameÊÇÒѾ­±»É¾³ýµÄÊý¾ÝÎļþ£¬Èç¹ûÓжà¸ö£¬ÔòÐèÒª¶à´ÎÖ´ÐУ»tablespace_nameÊÇÏàÓ¦µÄ±í¿Õ¼äµÄÃû³Æ¡£
$ sqlplus /nolog
SQL> conn / as sysdba;
Èç¹ûÊý¾Ý¿âÒѾ­Æô¶¯£¬ÔòÐèÒªÏÈÖ´ÐÐÏÂÃæÕâÐУº
SQL> shutdown abort
SQL> startup mount
SQL> alter database datafile 'filename' offline drop;
SQL> alter database open;
SQL> drop tablespace tablespace_name including contents;
//´´½¨Óû§²¢Ö¸¶¨±í¿Õ¼ä
create user zfmi identified by zfmi
default tablespace zfmi temporary tablespace zfmi_temp;
//identified by ²ÎÊý±ØÐëÓÐ
//ÊÚÓèmessageÓû§DBA½ÇÉ«µÄËùÓÐȨÏÞ
GRANT DBA TO zfmi;
//¸øÓû§ÊÚÓèȨÏÞ
grant connect,resource to zfmi; (db2£ºÖ¸¶¨ËùÓÐȨÏÞ)
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instantclient-basic-win32-11.1.0.7.0.zip
instantclient-jdbc-win32-11.1.0.7.0.zip
instantclient-sqlplus-win32-11.1.0.7.0.zip
½«ÕâÈý¸ö°ü·Ö±ð½âѹ£¬È»ºóÄÚÈݷŵ½D:\instantclient_11_1ÏÂ
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°Ñ¾ÉµÄORACLEËùÓÐÎļþ¶¼COPY±¸·ÝÏÂÀ´,ɾ³ý¾ÉĿ¼,ÔÙÖØÐ°²×°ORACLE,Ŀ¼ºÍ¾ÉĿ¼һÑù(Èç¹û²»Ò»Ñù,ÒªÐ޸ĵĵط½±È½Ï¶à).Ö»°²×°ORACLE,²»´´½¨Êý¾Ý¿â¡£Òª»Ö¸´µÄʵÀýΪORCL ¡£
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a)     oradim -new -sid ORCL£¨´´½¨ÊµÀý£ ......

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select column_name from all_cons_columns cc
where owner='SSH'  --SSHΪÓû§Ãû³Æ£¬Òª×¢Òâ´óСд
and table_name='SYS_DEPT' --SYS_DEPTΪ±íÃû£¬×¢Òâ´óСд
and exists (select 'x' from all_constraints c
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     select * from all_users; -------²é¿´ËùÓеÄÓû§
     select * from user_users; --------²é¿´µ±Ç°Óû§
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     select * from user_sys_privs; --------²é¿´µ±Ç°Óû§µÄȨÏÞ
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