True, though SQL isn't much of a standard anyway. I literally don't know of a single SQL database that implements the SQL standard to spec with no fiddling. Or

True, though SQL isn't much of a standard anyway. I literally don't know of a single SQL database that implements the SQL standard to spec with no fiddling. Or more precisely, the vast majority of SQL databases out of the box behave differently, so anything more complex than a basically SELECT + JOIN generally isn't very cross-compatible.