20.154. Release 0.106

General Changes

  • Parallelize startup of table scan task splits.

  • Fixed index join driver resource leak.

  • Improve memory accounting for JOINs and GROUP BYs.

  • Improve CPU efficiency of coordinator.

  • Added Asia/Chita, Asia/Srednekolymsk, and Pacific/Bougainville time zones.

  • Fix task leak caused by race condition in stage state machine.

  • Fix blocking in Hive split source.

  • Free resources sooner for queries that finish prematurely.