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The type of __________ strategy Cassandra performs on your data is configurable and can significantly affect read performance.

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The type of __________ strategy Cassandra performs on your data is configurable and can significantly affect read performance.

(a) compression

(b) collection

(c) compaction

(d) decompression

I have been asked this question by my school teacher while I was bunking the class.

This interesting question is from Cassandra with Hadoop in division ZooKeeper, Sqoop and Cassandra of Hadoop

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Correct answer is (c) compaction

The best I can explain: Using the SizeTieredCompactionStrategy or DateTieredCompactionStrategy tends to cause data fragmentation when rows are frequently updated.

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