Amazon Relational Database Service (RDS) Snapshot Export to S3 available in additional regions
You can now export Amazon Relational Database Service (Amazon RDS) or Amazon Aurora snapshots to Amazon S3 as Apache Parquet format in additional regions. Parquet is an efficient open columnar storage format for analytics and is up to 2x faster to export and consumes up to 6x less storage in Amazon S3, compared to other text formats. You can analyze the exported data with other AWS services such as Amazon Athena, Amazon EMR, and Amazon SageMaker.
Source:: Amazon AWS