Can I change a TencentDB for SQL Server instance from two-node architecture (formerly High Availability/Cluster Edition) to single-node architecture (formerly Basic Edition)?
TencentDB for SQL Server does not currently support changing from a dual-node (formerly High Availability/Cluster Edition) to a single-node (formerly Basic Edition). If architecture adjustment is needed, you must purchase a new single-node (formerly Basic Edition) instance and use backup and recovery to migrate data.
Can I upgrade TencentDB for SQL Server?
TencentDB for SQL Server single-node (formerly Basic Edition) and dual-node (formerly High Availability/Cluster Edition) instances support version upgrades. For more information, see Adjusting Instance Version.
Can I downgrade the TencentDB for SQL Server version ?
TencentDB for SQL Server doesn't support the version downgrade; for example, you cannot downgrade a Basic Edition instance from v2019 to v2017.