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1 ½«Êý¾Ý¿âTESTÍêÈ«µ¼³ö,Óû§Ãûsystem ÃÜÂëmanager µ¼³öµ½D:\daochu.dmpÖÐ
exp system/manager@TEST file=d:\daochu.dmp full=y
2 ½«Êý¾Ý¿âÖÐsystemÓû§ÓësysÓû§µÄ±íµ¼³ö
exp system/manager@TEST file=d:\daochu.dmp owner=(system,sys)
3 ½«Êý¾Ý¿âÖеıíinner_notify¡¢notify_staff_relatµ¼³ö
exp aichannel/aichannel@TESTDB2 file= d:\data\newsmgnt.dmp tables=(inner_notify,notify_staff_relat)
4 ½«Êý¾Ý¿âÖеıítable1ÖеÄ×Ö¶Îfiled1ÒÔ"00"´òÍ·µÄÊý¾Ýµ¼³ö
exp system/manager@TEST file=d:\daochu.dmp tables=(table1) query=\" where filed1 like '00%'\"
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1 ½«D:\daochu.dmp ÖеÄÊý¾Ýµ¼Èë TESTÊý¾Ý¿âÖС£
imp system/manager@TEST file=d:\daochu.dmp
imp aichannel/aichannel@HUST full=y file= d:\data\newsmgnt.dmp ignore=y
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2 ½«d:\daochu.dmpÖеıítable1 µ¼Èë
imp system/manager@TEST file=d:\daochu.dmp tables=(table1)
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imp username/pwd@db_server file=d:\back.dmp fromuser =A touser =B
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10DATAFILE '/ora ......
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alter table tb_test modify permile number(5,2);
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alter table tb_test add permile_temp number(5,2)
update tb_test set permile_temp=permile;
alter t ......
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startup nomount
alter database mount
alter database open
±¾Óû§¶ÁÈ¡ÆäËûÓû§¶ÔÏóµÄȨÏÞ:
¡¡¡¡select * from user_tab_privs;
±¾Óû§ËùÓµÓеÄϵͳȨÏÞ:
¡¡¡¡select * from user_sys_privs;
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ORACLEÖÐÊ ......
1) Instance in RESTRICTED SESSIONS mode?
¡¡¡¡Check if the instance is in restricted sessions mode:
¡¡¡¡select instance_name,logins from v$instance;
¡¡¡¡If logins=RESTRICTED, then:
¡¡¡¡alter system disable restricted session;
¡¡¡¡^-- Checked!
¡¡¡¡2) JOB_QUEUE_PROCESSES=0
¡¡¡¡Make sure th ......