| From: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
|---|---|
| To: | Michael Paquier <michael(dot)paquier(at)gmail(dot)com> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, PostgreSQL mailing lists <pgsql-hackers(at)postgresql(dot)org>, Moshe Jacobson <moshe(at)neadwerx(dot)com> |
| Subject: | Re: Cache lookup errors with functions manipulation object addresses |
| Date: | 2017-07-20 14:04:02 |
| Message-ID: | 20170720140402.7nrm56yjig7q2r3r@alvherre.pgsql |
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| Lists: | pgsql-hackers |
Michael Paquier wrote:
> - getObjectDescription and getObjectIdentity are called in quite a
> couple of places. We could have those have a kind of missing_ok, but
> as the status is just for adding cache lookup errors I have kept the
> interface simple as this keeps the code in objectaddress.c more simple
> as well. getObjectIdentity is used mainly in sepgsql, which I have not
> compiled yet so I may have missed something :) getObjectDescription is
> used in more places in the backend code, but I am not much into
> complicating the objaddr API with this patch more.
I think the addition of checks everywhere for NULL return is worse.
Let's add a missing_ok flag instead, so that most callers can just trust
that they get a non null value if they don't want to deal with that
case.
--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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