Add a call "expr = unnamed(expr)" to convert Myria join conditions into the unnamed perspective prior to compiling. That is, columns are referenced by position in Myria plans.
Add a call "expr = unnamed(expr)" to convert Myria join conditions into the
unnamed perspective prior to compiling. That is, columns are referenced
by position in Myria plans.

Datalog only produces unnamed perspective references, but Myrial and other
languages may not.

uwescience/raco,uwescience/raco,uwescience/raco,uwescience/raco,uwescience/raco