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What is Mirrored on-line Redo Log?Mirrored on-line Redo logs are mirror or copies of actually on-line redo log files. These files are physically located on another disc and are updated if one member is updated. Mirroring the on-line Redo log files is essential to not loose data.What is Mirrored on-line Redo Log? Due to Mirrored online redo logs and disk array mirroring, the occurrence of redo log corruptions has dropped to practically zero. The On-line Redo Log is a set of two or more on-line redo files that record all committed changes made to the database.
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