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Apache HBase Primer by Deepak Vohra

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© Deepak Vohra 2016

Deepak Vohra, Apache HBase Primer, 10.1007/978-1-4842-2424-3_14

14. Region Splitting

Deepak Vohra

(1)Apt 105, White Rock, British Columbia, Canada

A table’s data is stored in regions. A single table’s data can be stored in one or more regions. A region is a sorted set consisting of a range of adjacent rows stored together. A table’s data can be stored in one or more regions depending on how many rows are stored in a region. RegionServers manage data stored in regions. When HBase starts, the Master assigns regions to RegionServers. If required for load balancing, the Master also reassigns regions across the RegionServers. As discussed in Chapter 9, when the number of row keys in a region becomes too large, the region splits into ...

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