======Vérifier si une base est en archivelog======

  oracle@machine::9.2.0:/apps/oracle/ export ORACLE_SID=SOMESID
  oracle@machine:SOMESID:9.2.0:/apps/oracle/ sqlplus "/ as sysdba" 
  
  SQL*Plus: Release 9.2.0.7.0 - Production on Mon Jul 10 13:58:57 2006
  
  Copyright (c) 1982, 2002, Oracle Corporation.  All rights reserved.
   
  Connected to:
  Oracle9i Enterprise Edition Release 9.2.0.7.0 - 64bit Production
  With the Partitioning, Oracle Label Security, OLAP and Oracle Data Mining options
  JServer Release 9.2.0.7.0 - Production
  
  SQL> select name,log_mode from v$database;  
  
  NAME      LOG_MODE
  --------- ------------
  SOMESID   NOARCHIVELOG
  
  SQL> exit
  Disconnected from Oracle9i Enterprise Edition Release 9.2.0.7.0 - 64bit Production
  With the Partitioning, Oracle Label Security, OLAP and Oracle Data Mining options
  JServer Release 9.2.0.7.0 - Production