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      copy intiorcl.ora $ORACLE_HOME\database\init???.ora
      Ò²¿ÉÒÔ´Ó¶¯Ì¬ÎļþÖд´½¨£º
      create PFILE [='PFILEÃû'] from SPFILE
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      create SPFILE [='SPFILEÃû'] from PFILE [='PFILEÃû']
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      alter database nomount;
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      alter database open;
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      alter database read only;
      alter database read write;
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jdbcÁ¬½ÓOracle

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Oracle RMAN¿ìËÙÈëÃÅ

1.ʲôÊÇRMAN£¿
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¡¡¡¡RMAN¿ÉÒÔÓÉOEMµÄBackup Manager ......

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SELECT USERNAME,DEFAULT_TABLESPACE, TEMPORARY_TABLESPACE, PROFILE, ACCOUNT_STATUS, CREATED from dba_users; ²éѯÓû§¿Õ¼äʹÓúÍÉÏÏÞÇé¿ö
SELECT username, tablespace_name, bytes/1024/1024 space_used_in_mb, max_bytes/1024/1024 max_space_in_mb from dba_ts_quotas; ´´½¨ ......

oracleÖÐblock

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È»ºó²éѯV$bh
select
   owner, object_name                 
  from
   dba_objects o,
   v$bh      &nbs ......
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