Are key-foreign key joins safe to avoid when learning high-capacity classifiers?
Are key-foreign key joins safe to avoid when learning high-capacity classifiers?
Machine learning (ML) over relational data is a booming area of data management. While there is a lot of work on scalable and fast ML systems, little work has addressed the pains of sourcing data for ML tasks. Real-world relational databases typically have many tables (often, dozens) and data scientists …