Upgraded database software version release for database as a service offering

To ensure compliance with security and platform stability, the database as a service will offer an upgraded version/release of the database software and will terminate the service offering for database software that has reached its end of support.

Departments that have subscribed to database as a service on the affected database version and release should commence the required planning and determine any impact on business applications. Please allow sufficient time to test / make coding changes to affected business applications using the upgraded database software to ensure a smooth transition and database migration before the end-of-support date.

Database	End of Support Date
MS-SQL 2016	14-Jul-26
MySQL 8.0	30-Apr-26

The ITS database management team will contact the respective departments that have subscribed to database as a service on database software affected by end of support to coordinate schedules for application testing on the upgraded database software version, as well as for the database migration.

Retired DBaaS offer	Upgraded DBaaS offer	Arrangement	Remarks
MS-SQL 2016	MS-SQL 2022	MS-SQL 2022 DBaaS will be available in Oct 2025. ITS will assist with the database migration works. Pre-migration and application testing schedules will be coordinated with the affected departments.	User departments need to conduct functional testing on applications using the upgraded version of the database software before proceeding with the actual migration or update process.
MySQL 8.0	MySQL 8.4	Temporary MySQL 8.4 DBaaS will be available in Oct 2025 to facilitate application testing prior to the actual in-place upgrade. The upgrade schedule will be worked out with the respective departments.

If you need further information or assistance, please contact the IT HelpCentre at Tel: 2766 5900 or via WhatsApp/WeChat: 6577 9669, reach out through the IT Online ServiceDesk, or email the ITS DBaaS Support Team at dbaas.support@polyu.edu.hk.