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https://phoenix.apache.org/docs/features/atomic-upsert
Java applications using the Phoenix thick JDBC client can drive the same atomic-return semantics directly through typed methods on PhoenixStatement and PhoenixPreparedStatement, without putting RETURNING * in the SQL:
executeAtomicUpdateReturnRow — returns the row state after the mutation (or the unchanged row when
https://phoenix.apache.org/docs/features/conditional-ttl
Phoenix compaction: expired rows are physically removed by Phoenix's compaction during HBase region compactions
https://phoenix.apache.org/docs/fundamentals/performance-testing
If <userDefined>true</userDefined> is set, rule will only apply override when type and name match the column name in Phoenix
https://phoenix.apache.org/docs/sequences
Create, configure, and use SQL sequences in Phoenix, including caching, cycling, and NEXT/CURRENT VALUE semantics
https://phoenix.apache.org/docs/features/ttl
Phoenix supports per-row time-to-live (TTL) so that rows can be expired and removed without an application-issued DELETE
https://phoenix.apache.org/docs/features/row-timestamp-column
When upserting rows for a table with a row timestamp column (using UPSERT VALUES or UPSERT SELECT), you can explicitly provide the row timestamp value or let Phoenix set it automatically
https://phoenix.apache.org/docs/features/multi-tenancy
Tenants open tenant-specific connections to Phoenix
https://phoenix.apache.org/docs/features/varbinary-encoded
FROM old_table; (Phoenix re-encodes the values into the new physical layout for you)
https://phoenix.apache.org/docs/fundamentals/performance
Historical Phoenix performance comparisons and feature-level improvements for scans, salting, and query execution
https://phoenix.apache.org/docs/features/table-sampling
Use TABLESAMPLE in Phoenix for Bernoulli-style sampling, with performance notes, repeatability behavior, and tuning guidance
https://phoenix.apache.org/docs/quick-start
Check out my presentation for various existing and to-be-done Phoenix features to support your favorite HBase trick