If I do a 'simpler' diff,
aql @A := \
(select S from S in class Sequence) \
(select S from S in class Sequence)
the server hangs, and stays hung when I kill the client. Won't accept any
new connections. Uses all the cpu, not much memory. (So please kids if
you're trying this from home let me know you're doing it so I can restart the
Is this because this simpler diff is 150K x 150K records?
If I do the equivalent thing in xace, a MINUS between two copies of the
keyset, it's instantaneous.