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start d:\a.sql
@    d:\a.sql
edit [d:\a.sql]
spool d:\a.sql ½«ÆÁÉÏÄÚÈÝ Êä³öµ½Ö¸¶¨Îļþ
spool off
set linesize 320
set pagesize 100
set autoprint on
set serveroutput on
variable v1 refcursor 
exp imp ±¸·Ý »Ö
Ö»¶ÁÊÂÎñ
 set transaction read only
 Óô¦£¬ÉèÖÃÖ»¶ÁÊÂÎñºó£¬ÆäËûÓû§Ìá½»µÄÊÂÎñÔÚÕâÀï²»¿É¼û£¬Óô¦¾ÍÊÇÓÃÓÚͳ¼Æ£¬µ«ÓÖ²»ÏëÈ¡µÃͳ¼Æʱ·¢ÉúµÄÊÂÎñÌá½»
Óû§¹ÜÀí :
    µÇ½£º
    sqlplus scott/tiger
    sqlplus system/root as sysdba
system sys sysdba scott;; sys ³¬¼¶¹ÜÀíÔ±£¬ ¾ßÓнÇÉ«dba ; system ÊÇϵͳ¹ÜÀíÔ±£¬½ÇÉ«dbaoper ,±Èsys µÍÒ»¼¶£¬Ã»ÓÐcreate database ȨÏÞ
´´½¨Óû§ create user jixiuf identified by jixiuf_passwd;
create user userName identified by yourPasswrod default tablespace users temporary tablespace temp quota 50M on users  quota 400K on temp;
create user userName identified by yourPasswrod default tablespace ts1  temporary tablespace ts2  unlimited on ts1 ;
Çл»Óû§ conn system/root;  disconnect
ÏÔʾµ±Ç°Óû§ show user
¸ü¸ÄÃÜÂë password userName
ɾ³ýÓû§:drop   user jixiuf [cascade] £¬Èç¹û jixiuf Óû§ÒѾ­´´½¨¹ýһЩ±í£¬¼Ócascade ¼¶ÁªÉ¾³ý
ȨÏÞ·ÖϵͳȨÏ޺ͶÔÏóȨÏÞ£¬ÏµÍ³È¨ÏÞÊÇÓû§¶ÔÊý¾Ý¿âµÄ¿ØÖÆȨ£¬¶ÔÏóȨÏÞÊÇÓû§¶ÔÆäËüÓû§ËùÓµÓÐÊý¾Ý¶ÔÏóµÄ²Ù×÷ȨÏÞ
¶ÔÏóȨÏÞ £ºÈçselect ,update delete ,create index
ϵͳ ȨÏÞ £ºÈçcreate session ¼´Á¬½Óµ½Êý¾Ý¿â
grant [ϵͳÌØȨÃû][½ÇÉ«]  to [Óû§ÃûÁбí ][public] [with admin option ]
grant connect to jixiuf ; ½ÇÉ«connect¸³Óèjixiuf  ´ËÓû§¿ÉÒÔÁ¬½Óµ½Êý¾Ý¿â connect,resource,dba Èý¸öÖØÒª½ÇÉ« ,ÓµÓÐresource ¿ÉÒÔÔÚ±í¿Õ¼ä½¨±í£¬ grant resource to jixiuf
ÊÚȨ£º
grant select on tableName to jixiuf[ with grant option];  ¾ßÓÐÁËselect * from userName.tableName 
grant select,update,delete on userName.tableName to jixiuf ;
grant all on userName.table to jixiuf; Ôöɾ¸Ä²éȨ
Èç¹ûÊǶÔÏóȨÏÞ ¿ÉÒÔ¼Ówith grant option £¬
ÈôÊÇϵͳȨÏÞ  Ôò´øwith admin option Èç:
grant connnect to jixiuf with admin


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ED_NUM        IN     NUMBER
)
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select e.ename
from emp e
where e.deptno=(select deptno from dept  where dname='SALES');
 
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Òª½â¾öOracleµÄ¿Í»§¶ËÂÒÂëÎÊÌâ¹Ø¼üÊÇÒª°Ñ·þÎñÆ÷¶ËʹÓõÄ×Ö·û¼¯¸ú¿Í»§¶ËʹÓõÄ×Ö·û¼¯Í³Ò»ÆðÀ´¡£Oracle¿Í»§¶Ë£¨Sqlplus£©Í¨¹ýNLS_LANG»·¾³±äÁ¿À´È·¶¨¿Í»§¶ËʹÓõÄ×Ö·û¼¯¡£NLS_LANG
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