Erik Hansson comments

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                                            Erik Hansson

Automatically create direct assignments of IP addresses to their parent prefixes

> I'd suggest that if an IP address gets its VRF membership from its enclosing parent prefix, then it should also get its prefix length from it as well. That...

Automatically create direct assignments of IP addresses to their parent prefixes

> While the "automagic" management of the prefix assignment might be useful, I think it might be more beneficial to instead allow manual management of the prefix assignment. This presents...

Automatically create direct assignments of IP addresses to their parent prefixes

There is actually another way to deal with the case of prefix lengths; store two parents. - One parent is the _direct parent_, the smallest matching prefix containing the address....

Automatically create direct assignments of IP addresses to their parent prefixes

> > Yes, but you'd have to be extremely careful about it. For example, if you create 192.168.0.0/16 and 192.168.0.0/24, the former will be assigned as the parent of the...

Automatically create direct assignments of IP addresses to their parent prefixes

@jeremystretch, I'd like to nominate this for inclusion in the triage for v4.4.

Closes: #7845 - Direct relationship between IP objects and Prefixes

> ```sql > (p.vrf_id = prefix.vrf_id OR (p.vrf_id IS NULL AND prefix.vrf_id IS NULL)) > ``` I don't know if the query planner catches this, but you could simplify it...