Re: Best way to index IP data?
| От | Tom Lane |
|---|---|
| Тема | Re: Best way to index IP data? |
| Дата | |
| Msg-id | 28651.1200097150@sss.pgh.pa.us обсуждение |
| Ответ на | Re: Best way to index IP data? (Michael Stone <mstone+postgres@mathom.us>) |
| Ответы |
Re: Best way to index IP data?
|
| Список | pgsql-performance |
Michael Stone <mstone+postgres@mathom.us> writes:
> On Fri, Jan 11, 2008 at 03:07:38PM -0500, Tom Lane wrote:
>> Nonsense. 3 bytes overhead on a 16-byte address is not "ridiculously
>> bloated", especially if you want a netmask with it.
> Big if, no? There's a very large set of users that *don't* want/need a
> netmask, which is why the topic keeps coming back. (Also, according to
> the docs, inet requires 24 bytes, which is 50% more than needed; is that
> not correct?)
It was correct, but not as of 8.3. Considering you could save a whole
one byte by not storing the netmask (well, maybe more depending on
alignment considerations), the complaint level is unjustified.
regards, tom lane
В списке pgsql-performance по дате отправления: