Version 2.2.3

Released on 2017/11/13.


If you are upgrading a cluster, you must be running CrateDB Version 1.1.3 or higher before you upgrade to 2.2.3.

If you want to perform a rolling upgrade, your current CrateDB version number must be Version 2.2.0. If you want to upgrade from a version prior to this, the upgrade will introduce all of the breaking changes listed for Version 2.2.0, and will require a full restart upgrade.


Before upgrading, you should back up your data.

Table of contents



  • The download URL, in the notifications section of the Admin UI, now links to the stable CrateDB version.

  • Replica shards in the UNASSIGNED row of the Shards view of the Admin UI are now grouped by id.

  • Fixed an issue that resulted in closed partitions showing a CRITICAL data state.

  • Various bug fixes in crash CrateDB client.

  • Fixed a performance regression for DELETE and UPDATE statements introduced in 2.2.2.

  • Fixed an issue that caused INSERT INTO .. VALUES statements to fail if the VALUES clause contains multiple rows and the table has a generated column as primary key.