# Migration Scenarios
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The following table lists the migration scenarios that we will cover in detail in this guide. The tools and methodologies listed in the table were discussed in the [previous section](migrating-hana-tools.md).


| Migration scenario | Source database | Target database | Migration tool or methodology | 
| --- | --- | --- | --- | 
|  **Migration of anyDB from other platforms to Amazon **\* |  *anyDB* (any non-SAP HANA database such as IBM DB2, Oracle Database, or SQL Server) | SAP HANA | SAP HANA classical migration<br />SAP DMO with System Move<br />SAP DMO move to SAP S/4 HANA (on hyperscaler) DMOVE2S4 | 
|  **Migration of SAP HANA from other platforms to Amazon **\* | SAP HANA (scale-up and scale-out considerations apply here as well) | SAP HANA |  Amazon Migration Hub Orchestrator<br />SAP HANA backup and restore<br />SAP HANA classical migration (considered a homogeneous system copy in this scenario)\*\*<br />SAP HANA HSR<br />SAP HANA HSR with initialization via backup and restore<br />SAP DMO with system move<br />SAP DMO move to SAP S/4 HANA (on hyperscaler) DMOVE2S4 | 
|  **Migration of SAP HANA from an existing EC2 instance to an EC2 High Memory instance**  | SAP HANA | SAP HANA | Instance resize<br />Amazon Machine Image (AMI)<br />SAP HANA HSR<br /> Amazon Migration Hub Orchestrator<br />SAP HANA backup and restore | 

 **\\**\* Other platforms include on-premises infrastructures and other cloud infrastructures outside of Amazon.

 **\\**\*\* See [SAP Note 1844468 – Homogeneous system copy on SAP HANA](https://me.sap.com/notes/1844468).