# Document history
<a name="doc-history"></a>

The following table describes significant changes to this guide.


| 
| 
| Change | Description | Date | 
| --- |--- |--- |
| Multiple updates | On the [Prerequisites](prereq.md) page, Amazon RDS Custom for Oracle was added as a source option. On the [AWS tools and other services](tools.md) page, information was added about AWS tooling and scripts. | October 24, 2023 | 
| Initial publication | — | June 30, 2022 |