?? DDIA ?? Author Joe Celko has published a number of books on various database topics ( puzzles, advanced sql examples, "standards", nosql, thinking in sets,

?? DDIA ?? Author Joe Celko has published a number of books on various database topics ( puzzles, advanced sql examples, "standards", nosql, thinking in sets, etc) Based on info provided: The field of data science would be an area covering 'database systems concepts' / use cases: Use cases for different types of database conceptual/physical/logical models. [1] Use cases for underlying data structure -- aka flat, key pair, wide column, document store, graph, etc. Learn programming language / framework (stand alone/specific database 4g/ pandas / "web") to write database application(s). ------------- [1] https://en.wikipedia.org/wiki/Database_model https://en.wikipedia.org/wiki/Database_model