MySQL January 2024 GA Releases Now Available

MySQL Server 8.3.0 and 8.0.36 are now available for download, and in the MySQL HeatWave Service. These are the latest General Availability (GA) releases as of January 16, 2024.

MySQL Server 8.3.0 GA, an innovation release includes:

• New features
• New deprecations
• Bug and security fixes

 
MySQL Server 8.0.36 GA release includes:

• Bug and security fixes
  Note: Starting with 8.0.34, all future 8.0 releases are bug fix only.

 
Both 8.0.36 and 8.3.0 releases come with full production support.

  
What’s new in MySQL Server 8.3.0
 
New! Telemetry for MySQL Enterprise Edition

• Standards based observability

  • Uses Cloud Native Compute Foundation (CNCF) OpenTelemetry

  • Works with Cloud Native OpenTelemetry compliant solutions

  • For example, OCI Observability and Management Products

    • APM (Application Performance Monitor)

    • Metrics Explorer

• Agentless – all within the MySQL Server (mysqld)

• Emits telemetry data using OpenTelemetry Protocol (OTLP)         

  • Simple to enable by defining endpoints and security keys

• Traces

  • Enables full stack monitoring 

  • Integrated with all MySQL Connectors

•   Metrics

  •     Highly customizable

    •       Users can select from hundreds of server meters and metrics

    •       Define reporting frequency (in seconds)

Security

•   New! SET_ANY_DEFINER, ALLOW_NONEXISTENT_DEFINER privileges

  • Previously – SET_USER_ID was required

  • This allows for more precise specification

Thread Pool for MySQL Enterprise Edition and MySQL HeatWave

• Observability for Connections

  • New! tp_connections table, with details about each connection

  • Additional details added to tp_thread_state and tp_pool_state 

Replication

• Extended format of global transaction identifiers (GTIDs) used in MySQL Replication and Group Replication

• Adds tags to enable identification of groups of transactions.

• Change default binlog_transaction_dependency_tracking to WRITESET

  •  WRITESET enables faster and more aggressive parallelization on the applier. 

• Possible to assign a unique name to the GTIDs of a specific group of transactions.

• For example,

  • Transactions containing data operations can easily be distinguished from those arising from administrative operations simply by comparing their GTIDs.

Removed deprecated features

• In preparation for upcoming 8.4 LTS release

• Improves security, performance, and usability

 
We have also released the 8.3 versions of MySQL Clients, Tools, and Connectors.

• Provide production support for MySQL Server 8.0, 8.1, 8.2, 8.3

• Includes support for new server features

 Regardless of server version, always use the latest Client, Tools, and Connectors
 
As always, thank you for using MySQL.