Version 3.0.2

    Note

    If you are upgrading a cluster, you must be running CrateDB 2.0.4 or higher before you upgrade to 3.0.2.

    We recommend that you upgrade to the latest 2.3 release before moving to 3.0.2.

    If you want to perform a rolling upgrade, your current CrateDB version number must be at least . Any upgrade from a version prior to this will require a full restart upgrade.

    Please consult the before upgrading.

    Warning

    Tables that were created prior to upgrading to CrateDB 2.x will not function with 3.0 and must be recreated before moving to 3.0.x.

    You can recreate tables using and COPY FROM while running a 2.x release into a new table, or by inserting the data into a new table.

    Table of contents

    • Fixed an issue that caused an UnsupportedFeatureException to be thrown for queries with a clause which contains an equality comparison that references a table column in both sides. E.g.:

    • Fixed a which could be thrown when deleting a table and querying the size column from the sys.shards table.