Will make an attempt to answer, hopefully without starting anything. Mysql aimed for lowering bar for non-dba-app-developers. Postgres did not. In some cases

Will make an attempt to answer, hopefully without starting anything. Mysql aimed for lowering bar for non-dba-app-developers. Postgres did not. In some cases it matters, in many it does not, especially if you have the dba skills on hand to mind the gaps.