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Mastering Apache Cassandra 3.x - Third Edition
book

Mastering Apache Cassandra 3.x - Third Edition

by Aaron Ploetz, Tejaswi Malepati
October 2018
Beginner to intermediate content levelBeginner to intermediate
348 pages
10h
English
Packt Publishing
Content preview from Mastering Apache Cassandra 3.x - Third Edition

Compaction

As discussed in prior chapters, compaction is the process by which similarly sized underlying SSTables are joined together. This process reclaims space used by obsolete (overwritten) data, including tombstones. Although compaction can constrain system resources, it is generally something you want to run. After all, queries that require seeks/reads from multiple SSTable files are much slower than queries that only hit one file.

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Publisher Resources

ISBN: 9781789131499Supplemental Content