Why can setting too low a value for the FAST_START_MTTR_TARGET parameter reduce your overall database performance？（）<br>A:Data blocks have to be written more frequently by DBWR. <br>B:Redo blocks have to be written more frequently by LGWR. <br>C:You need to substantially increase the size of your database buffer cache to hold the additional checkpoint records. <br>D:You need to substantially increase the size of your redo buffer cache to hold the additional checkpoint records.

Why can setting too low a value for the FAST_START_MTTR_TARGET parameter reduce your overall database performance？（）
A:Data blocks have to be written more frequently by DBWR.
B:Redo blocks have to be written more frequently by LGWR.
C:You need to substantially increase the size of your database buffer cache to hold the additional checkpoint records.
D:You need to substantially increase the size of your redo buffer cache to hold the additional checkpoint records.

出自：Oracle认证

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