Internal data sharing
Organizations have many internal LOBs and each LOB has many personas that interact with the data produced by their department. Different LOBs often want access to portions of data from other departments for many reasons, including cross-sell, up-sell, fraud detection, and other critical insights about their customers. First, let’s look at a use case on how each LOB can share data that they have curated inside their S3 data lake.
Data sharing using Amazon Athena
Previously, we covered how you can create a data lake on Amazon S3 and then interactively query it using Amazon Athena. In a simple scenario, the data produced by one LOB is only consumed by the personas inside the same LOB. But to unlock the true value of data, organizations prefer that each LOB shares relevant sets of data with other LOBs. When organizations prefer to create a centralized enterprise data lake, the question becomes, how can each LOB access the datasets that belong to them...