Database Backup (DBS) allows you to back up and restore different types of databases. This topic describes the backup and restoration scenarios for different types of databases.
Backup
Backup tasks are divided into logical backup tasks and physical backup tasks based on the backup method, and into single-region backup tasks and cross-region backup tasks based on the backup region. For more information about cross-region backup, see Overview.
Logical backup
Back up an ApsaraDB RDS for MySQL instance or a self-managed MySQL database by using logical backup
Back up a read-only ApsaraDB RDS for MySQL instance by using logical backup
Back up a MongoDB database by using logical backup and Back up a MongoDB instance from a secondary database
Back up a PolarDB for MySQL database by using logical backup
Back up a PolarDB for PostgreSQL (Compatible with Oracle) database by using logical backup
Back up a Distributed Relational Database Service (DRDS) instance by using logical backup
Physical backup
Restoration
Restore a MySQL database from a logical backup and Restore a MySQL database from a physical backup
Restore an Oracle database from a logical backup, Restore an Oracle database from a physical backup, and Restore an Oracle standalone database
Restore an SQL Server database from a logical backup and Restore an SQL Server database from a physical backup
Restore a Distributed Relational Database Service (DRDS) database