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Database Migration Service

  • Migrate databases to AWS, resilient, self healing.
  • Must create EC2 instance to perform replication tasks.

AWS Schema Conversion Tool (SCT)​

  • Convert database schema from one engine to another.

Continuous Replication​

Multi-AZ Deployment​

  • When enabled, DMS provisions and maintains synchronously stand replica in a different AZ.

RDS & Aurora MySQL Migrations​

  • Use DMS if both databases are up and running.

RDS MySQL to Aurora MySQL​

  • DB snapshots
  • Read Replica

External MySQL to Aurora MySQL​

  • Percona XtraBackup
  • mysqldump utility

RDS & Aurora PostgreSQL Migrations​

  • Use DMS if both databases are up and running.

RDS PostgreSQL to Aurora PostgreSQL​

  • DB Snapshots
  • Read Replica

External PostgreSQL to Aurora PostgreSQL​

  • Using S3