MySQL HeatWave on OCI can access external data stored on Oracle Cloud Infrastructure in Object Storage.
MySQL HeatWave Lakehouse provides three methods to access Object Storage:
Uniform Resource Identifier (URI) (Available as of MySQL 9.3.1 for MySQL HeatWave on OCI)
Resource principal
Pre-authenticated request (PAR)
For accessing external resources on MySQL HeatWave on AWS, see the following from the MySQL HeatWave on AWS Service Guide:
To grant access to an Amazon S3 bucket, see Creating an IAM Role to Access an Amazon S3 Bucket.
To allow MySQL HeatWave Lakehouse to process data in Amazon S3, see Creating Lakehouse Mapping.