Release Notes for CockroachDB v19.2.0-rc.2

What’s New in CockroachDB v19.2.0-rc.2

October 28,2019

Yesterday we released v19.2.0-rc.2. Included in this release we have SQL language changes, performance improvements, bug fixes, and doc updates.

To download the release click here.

General changes

SQL language changes

Bug fixes

  • Fixed multiple bugs relating to COPY FROM PARENT in replication zones. #41677
  • The system.replication_stats table no longer incorrectly shows some ranges belonging to table partitions as over-replicated. #41700
  • Fixed a bug that resulted in some queries returning an "index join must be against primary index" error. #41723
  • Fixed a bug where backfills could lead to certain changefeed row updates never being emitted. #41721
  • Fixed a bug that could cause changefeed row updates to be emitted at a timestamp less than or equal to an already forwarded resolved timestamp. #41714
  • Fixed a bug in cloud storage sink file naming for changefeeds that could violate ordering in the presence of schema changes. #41693

Performance improvements

  • Increased BACKUP parallelism in some cases. #41729
  • Improved the performance of generating the system.replication_* tables for large clusters. #41757
  • Improved performance of bulk ingestion. #41768

Doc updates

Contributors

This release includes 32 merged PRs by 19 authors.

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