Version 2.0.1

Released on 2017/06/12.

Warning

CrateDB 2.x versions prior 2.0.4 (including this version) contain a critical bug which leads to deletion of blob data upon node shutdown. It is recommended to not install those versions.

Table of Contents

• Changelog
  • Breaking Changes
  • Changes
  • Fixes

Changelog

Breaking Changes

• Changed default required shard copies for table creation and write operations from quorum to all.
• Changed the default value of number_of_replicas from 1 to 0-1.

Changes

• Expose new setting write.wait_for_active_shards to allow users to adjust the required shard copies for write operation to their needs.
• Expose fields for information_schema.columns and information_schema.tables so that it conforms to SQL-99 standard.

Fixes

• Added missing table setting translog.durability which is required and must be set accordingly so that translog.sync_interval takes effect.
• Fixed a NPE when querying sys.shards table.
• Log failed authentication attempts at log level WARN.