| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
| Cc: | "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com>, Andreas Pflug <pgadmin(at)pse-consulting(dot)de>, Simon Riggs <simon(at)2ndquadrant(dot)com>, pgsql-patches(at)postgresql(dot)org |
| Subject: | Re: Numeric 508 datatype |
| Date: | 2005-11-17 16:20:50 |
| Message-ID: | 26770.1132244450@sss.pgh.pa.us |
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| Lists: | pgsql-general pgsql-hackers pgsql-patches |
Andrew Dunstan <andrew(at)dunslane(dot)net> writes:
> However, I don't think we can promise never to change the ondisk
> representation of data, nor the page layout. Sometimes an inplace
> upgrade just won't work, ISTM.
We have talked about batching on-disk changes so that they'd only occur
once every few release cycles. But until we have a pg_upgrade, there is
no reason to adopt such a policy.
regards, tom lane
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