Stephan Szabo <sszabo@megazone.bigpanda.com> writes:
>> If not, is this a TODO perhaps?
> Maybe. It's been discussed before IIRC. Doing the referential actions
> might get tricky, and you'd often want to index so that finding the
> individual array elements isn't expensive.
Checking PK deletions efficiently would be impossible, at least without
using index types that aren't considered mainstream yet ... I can't see
doing this until GIST is in a better state ...
regards, tom lane