How to Architect a Query Compiler, Revisited Ruby Y. Tahboub, Grégory M. Essertel, Tiark Rompf Purdue University, West Lafayette, Indiana {rtahboub,gesserte,tiark}@purdue.edu ABSTRACT To leverage modern hardware platforms to their fullest, more and more database systems embrace compilation of query plans to native code. In the research community, there is an ongoing debate about the best way to a