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  Log Gap Detection and Resolution (Oracle9i R2) — (22-July-2006)

Oracle Data Guard 9i R2 provides several services that can assist the DBA in 
automatically detecting and resolving archive redo log gaps within a physical 
standby database configuration. This can include the automatic heartbeat that is 
performed by the primary database or by log apply services on the physical 
standby database using FAL_CLIENT and FAL_SERVER.

The article "Log Gap Detection and Resolution" provides insight into how archive 
redo log gap detection and resolution is handled by the Oracle database server 
and can be found at:

http://www.idevelopment.info/data/Oracle/DBA_tips/Data_Guard/DG_5.shtml

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Jeffrey M. Hunter
Sr. Database Administrator
jhunter@idevelopment.info
http://www.idevelopment.info
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