No. To adjust the architecture, purchase a new single-node (formerly Basic Edition) instance and migrate the data as instructed in Cold Backup Migration. Can I upgrade TencentDB for SQL Server?
TencentDB for SQL Server single-node (formerly Basic Edition) and two-node (formerly High Availability/Cluster Edition) instances support version upgrade. 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.
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