I’ve taken graduate-level courses in databases, including one on DBMS implementations and another on large-scale distributed systems, and I also spent two summe

I’ve taken graduate-level courses in databases, including one on DBMS implementations and another on large-scale distributed systems, and I also spent two summers at Google working on Cloud SQL and Spanner. Database research goes further than DBMS implementation research. There is a lot of research on schemas, data representation, logic, type systems, and more. It’s just like how programming language research goes beyond compilers research.