03 HBase
Updated Jan 01, 2022
- HBase Table: Split it into multiple regions: replicated across servers.
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One Store per ColumnFamily (subset of columns with similar query patterns) per region.
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Memstore for each Store: in-memory updates to Store; flushed to disk when full.
- StoreFiles (HFile) for each store for each region: where the data live
Strong consistency (different from Cassandra): HBase Write-Ahead Log