Re: OID assistance - Mailing list pgsql-admin

From Greg Spiegelberg
Subject Re: OID assistance
Date
Msg-id 42160081.5050205@cranel.com
Whole thread Raw
In response to Re: OID assistance  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: OID assistance  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-admin
Tom Lane wrote:
> "Spiegelberg, Greg" <gspiegelberg@cranel.com> writes:
>
>>It's come to our attention that in 14-16 days our OID's will wrap around and
>>we need some advice.
>
>
> Are you actually using the OIDs for anything?  If not, don't worry about
> it.

We use OID's to store files in the database.  Does that qualify?


> Unless you are actually depending on OIDs to be unique in some of your
> user tables, wraparound shouldn't matter.  The only possible bad
> consequence is that you might once in a while get a collision in the
> system tables (eg, a CREATE TABLE fails because the OID generated for
> the table conflicts with an existing table).  The odds of that are small
> enough that it's probably not going to be as much of a problem as a
> dump/reload would be.  Just retry the transaction and it'll usually
> work the next time.

Retrying the transaction isn't something we want to worry about.  Our
code doesn't have that capability built into it.

I read a mailing list article from a while back and there was mentioned in
it the possibility of OID's becoming a INT8.  Does this exist in any of the
new versions?

Greg

--
Greg Spiegelberg
  Product Development Manager
  Cranel, Incorporated.
  Phone: 614.318.4314
  Fax:   614.431.8388
  Email: gspiegelberg@cranel.com
Technology. Integrity. Focus.


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