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  GeekInterview.com  >  Interview Questions  >  Oracle  >  Backup and Recovery

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Question:  
What is Full Backup ?

Answer:
A full backup is an operating system backup of all data files, on-line redo log  files  and  control  file  that  constitute  ORACLE  database  and the parameter.


September 09, 2009 10:54:30 #9
 oracleofdelphi   Member Since: September 2009    Total Comments: 6 

RE: What is Full Backup ?
 
When using logical backup if we give full=y - that is a full backup.
When using RMAN by default it takes full backup and image copy is also full backup since it contains all blocks used and not used ones. But in RMAN terms full backup is part of incremental backup strategy level 0 is full backup and rest is incremental. We can make image copy as part of incremental backup by using level 0 keyword. The difference between full and whole backup is that full contains all the used locks whereas whole means all datafiles and control file backup.
     

 

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