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OCA: Oracle 10g™ Administration I: Study Guide by Matthew Weishan, Joseph C. Johnson, Bob Bryla, Chip Dawes

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I
image copies

A bit-for-bit duplicate of datafiles or archived redo log files in a database. You can create image copies using operating system commands or RMAN (Recovery Manager).

inconsistent backup

A backup performed when the database is open and the system change number (SCN) in the datafiles and the control file do not necessarily match. Also referred to as online backup.

incremental backup

A backup that makes a copy of all data blocks that have changed since a previous baseline backup.

incrementally updated backup

A backup that applies an incremental backup to an image copy, reducing the amount of time required in the event of media recovery.

index

An optional schema object to aid data retrieval.

index key

A single occurrence ...

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