At Geoblink we run more than 20000 queries to generate just one of our several ~100Gb PostgreSQL databases from scratch from our raw data files. If we try to run them in sequential order, the database generation would take too much time. In order…
Foreign keys are a key feature in Relational Databases, ensuring integrity and coherence of data. They allow doing transactions ON CASCADE, which means that changes on the primary key/unique constraint they reference is also…