Updated on 2025-08-21 GMT+08:00

Copying a Database

Scenarios

You can copy a database on a DB instance.

Constraints

  • Copying a database with a large amount of data takes an extended period of time.
  • System databases master, tempdb, model, msdb, and rdsadmin cannot be copied.

Procedure

  1. Click in the upper left corner and select a region.
  2. Click in the upper left corner of the page and choose Databases > Relational Database Service.
  3. On the Instances page, click the instance name.
  4. On the Databases page, locate the target database and choose More > Copy in the Operation column.
  5. In the displayed dialog box, enter the new database name and click OK.

    Figure 1 Copying a database