What's New in beta-20170330

Mar 30, 2017

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SQL Language Changes

• DEFAULT NULL column modifiers no longer produce type errors. #14371
• Consecutive write statements using the RETURNING NOTHING clause are now executed in parallel. #14188
• DECIMAL support for NaN, Inifinity, and negative zero. #14302

Command-Line Interface Changes

• The separate INFO, WARNING, and ERROR log files have been replaced with a single file. #14347

Admin UI Changes

• The node list page now includes information about whether nodes are alive or dead. #14258
• Changed the names of some metrics related to lease transfers. #14319

Bug Fixes

• Fixed an inconsistency that could occur with one-phase transactions using the SNAPSHOT isolation level. #14401
• Prevented unexpected write intents on node liveness records, which could cause the cluster to become unavailable. #14346
• Fixed two "span use after Finish()" errors. #14227
• Fixed a rare panic in raft.step(). #14344

Performance Improvements

• Reads with timestamps in the past no longer block writes. #14342
• Improved node draining to prevent hanging DROP statements after a node restart. #14341
• Added support for compressing inter-node traffic with snappy. This will be enabled in a future release. #14239

Doc Updates

• Expanded the Build a Node.js App with CockroachDB tutorial to feature the Sequelize ORM. #1225
• Expanded Manual Deployment tutorials to cover HAProxy load balancing. #1213
• Expanded Digital Ocean and GCE deployment tutorials to cover cloud platform-managed load balancing. Load balancing guidance for AWS and Azure coming soon. #1213
• Improved guidance on using the cockroach gen command to generate CockroachDB resources, including example SQL data and an HAProxy configuration file for a running cluster. #1213

Contributors

This release includes 56 merged PRs by 18 authors.