This topic describes the engine version updates of AnalyticDB for MySQL.

Precautions

Take note of the following items during engine version updates of AnalyticDB for MySQL:

  • For clusters in reserved mode for Cluster Edition or clusters in elastic mode that have 32 or more cores, data read and write operations are not interrupted while engine versions are being updated. In the last 5 minutes before the update is complete, queries may experience occasional interruptions.
  • For clusters in reserved mode for Basic Edition or clusters in elastic mode that have 8 or 16 cores, data write operations may be interrupted for 30 minutes while engine versions are being updated. In the last 5 minutes before the update is complete, queries may experience occasional interruptions.
  • Cluster upgrades do not affect database access, account management, database management, or IP address whitelist settings.
  • During cluster upgrades, network jitters may occur and affect write and query operations. Make sure that you configure automatic reconnection policies for your applications.
  • During cluster upgrades, the cluster may experience service interruptions. Make sure that you configure automatic reconnection policies for your applications.

If you do not require upgrades to your clusters or if you encounter issues during upgrades, submit a ticket to contact the technical personnel.

Version update on April 23, 2021

  • Update window: 00:00:00 on April 23, 2021 to 23:59:00 on May 3, 2021
  • Version: V3.1.3.9

Version update on April 13, 2020

  • Update window: 00:00:00 on April 20, 2020 to 23:59:00 on April 27, 2020
  • Version: V3.0.9.6

Version update on March 20, 2020

  • Update window: March 20, 2020 to March 27, 2020
  • Version: V3.0.9

Version update on February 20, 2020

  • Update window: February 20, 2020 to February 27, 2020
  • Version: V3.0.8

Version update on December 26, 2019

  • Update window: December 26, 2019 to December 31, 2019
  • Version: V3.0.7

Version update on October 21, 2019

For higher service quality, AnalyticDB for MySQL is updated on October 21, 2019 to fix bugs, optimize performance, or release new features.

  • Update windows:
    • 20:00:00 on October 21, 2019 to 02:00:00 on October 22, 2019
    • 20:00:00 on October 22, 2019 to 02:00:00 on October 23, 2019
  • Version: V3.0.6