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Percona Software for MySQL Documentation

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Updated supported features

The following is a list of the latest supported features:

  • Percona Server for MySQL 8.0.27-18 adds support for SELECT FOR UPDATE SKIP LOCKED/NOWAIT. The transaction isolation level must be READ COMMITTED.

  • Percona Server for MySQL 8.0.27-18 adds the ability to cancel ongoing manual compactions. The cancel methods are the following:

    • Using either Control+C (from a session) or KILL (from another session) for client sessions running manual compactions by SET GLOBAL rocksdb_compact_cf (variable).

    • Using a global variable rocksdb_cancel_manual_compactions to cancel all ongoing manual compactions.

  • Percona Server for MySQL 8.0.23-14 adds supported for Generated Columns and index are supported. Generated columns are not supported in versions earlier than 8.0.23-14.

  • Percona Server for MySQL 8.0.23-14 adds support for explicit DEFAULT value expressions. From version 8.0.13-3 to version 8.0.22-13, MyRocks did not support these expressions.