Database migration is the process of migrating your database from a source database to a target database.

To migrate your database to an Autonomous Database, Oracle provides different migration options.

• Migrate Oracle Databases to Autonomous Database
  Oracle provides options to migrate your database to Autonomous Database.
• Migrate Applications from Non-Oracle SQL to Oracle SQL
  Application migration involves moving an application from one environment to another. The migration process includes a variety of tasks, including migrating SQL statements from a non-Oracle database to Oracle SQL.