DATAGUARD logs Application Service
Log application service applied automatically re-do prepare a database to maintain synchronization with the master database and allow access to the database transaction consistency.
By default, log apply services apply archived redo log files to a standby database to wait before the full archived redo log files arrive prepared the database. From the primary database redo data is transmitted on the system prepared by the process of the remote file service (RFS) receives, where the RFS process to write redo data to archived redo log files or prepare redo log files. However, if you use prepared redo log files, you can allow real-time application, which allows Data Guard from the RFS process of being prepared to write the current redo log file recovery redo data.
Logging applications use the following method to maintain the physical and logical prepare databases:
- Redo (only the physical prepared database)
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