InterviewSolution
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Is It Possible To Specify The Size Of The Flashback Buffer In The Sga? |
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Answer» Yes, but indirectly. The SIZE of the Flashback Buffer is set to 2 * LOG_BUFFER. For performance reasons, it’s recommended to set LOG_BUFFER to at least 8MB for databases running in Flashback Mode. UPDATE: For LARGE 11.1.0.7+ databases with more than a 4GB SGA, you may consider SETTING LOG_BUFFER to values in the range of 32-64 MB. Yes, but indirectly. The size of the Flashback Buffer is set to 2 * LOG_BUFFER. For performance reasons, it’s recommended to set LOG_BUFFER to at least 8MB for databases running in Flashback Mode. UPDATE: For large 11.1.0.7+ databases with more than a 4GB SGA, you may consider setting LOG_BUFFER to values in the range of 32-64 MB. |
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