# Document revisions
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| Change | Description | Date | 
| --- |--- |--- |
| [Whitepaper updated](#document-revisions) | Report Server content removed due to Microsoft licensing restrictions. | August 29, 2023 | 
| [Updated](#document-revisions) | Added data sources: Amazon OpenSearch and AWS Lake Formation. Updates to Athena, Amazon RDS, and Redshift data sources. Additional guidance on Microsoft on-premises data gateway.  | November 3, 2021 | 
| [Reviewed](#document-revisions) | Reviewed for technical accuracy | March 1, 2021 | 
| [Updated](#document-revisions) | Updated Report Server Licensing | January 15, 2021 | 
| [Initial publication](#document-revisions) | Whitepaper first published | November 1, 2020 |