Aurora MySQL database engine updates 2019-12-23 (version 1.22.1) - Amazon Aurora

Aurora MySQL database engine updates 2019-12-23 (version 1.22.1)

Version: 1.22.1

Aurora MySQL 1.22.1 is generally available. Aurora MySQL 1.* versions are compatible with MySQL 5.6 and Aurora MySQL 2.* versions are compatible with MySQL 5.7.

Currently supported Aurora MySQL releases are 1.14.*, 1.15.*, 1.16.*, 1.17.*, 1.18.*, 1.19.*, 1.20.*, 1.21.*, 1.22.*, 2.01.*, 2.02.*, 2.03.*, 2.04.*, 2.05.*, 2.06.*, and 2.07.*. To create a cluster with an older version of Aurora MySQL, please specify the engine version through the AWS Management Console, the AWS CLI or the RDS API. You have the option to upgrade existing Aurora MySQL 1.* database clusters to Aurora MySQL 1.22.1.


This version is currently not available in the following AWS Regions: AWS GovCloud (US-East) [us-gov-east-1], AWS GovCloud (US-West) [us-gov-west-1], China (Ningxia) [cn-northwest-1], Asia Pacific (Hong Kong) [ap-east-1], and Middle East (Bahrain) [me-south-1. There will be a separate announcement once it is made available.

If you have any questions or concerns, AWS Support is available on the community forums and through AWS Premium Support. For more information, see Maintaining an Amazon Aurora DB cluster.


The procedure to upgrade your DB cluster has changed. For more information, see Upgrading the minor version or patch level of an Aurora MySQL DB cluster.


Critical fixes:

  • Fixed issues that prevented engine recovery involving table locks and temporary tables.

  • Improved the stability of binary log when temporary tables are used.

High priority fixes:

  • Fixed a slow memory leak in Aurora specific database tracing and logging sub-system that lowers the freeable memory.