Mark Stosberg <mark(at)summersault(dot)com> writes:
> * Install earthdistance operator from the contrib directory.
> * try this:
> cascade=> select null <@> '1,1'::point;
> ## The result I get:
> pqReadData() -- backend closed the channel unexpectedly.
Probably the earthdistance functions are not NULL-safe and need to be
marked "isStrict" in CREATE FUNCTION. Would you be willing to do the
legwork on working up a patch for that?
regards, tom lane