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Re: [pgsql-advocacy] Avoiding upgrade backlash

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, josh(at)agliodbs(dot)com, pgsql-docs(at)postgresql(dot)org
Subject: Re: [pgsql-advocacy] Avoiding upgrade backlash
Date: 2007-11-17 20:21:38
Message-ID: 200711172021.lAHKLcu06882@momjian.us (view raw or flat)
Thread:
Lists: pgsql-advocacypgsql-docs
Joshua D. Drake wrote:
> Bruce Momjian wrote:
> > Tom Lane wrote:
> >> Josh Berkus <josh(at)agliodbs(dot)com> writes:
> >>> Hmmm.  I don't feel like it contains a clear warning, though.  We need a 
> >>> statement like:
> >>> Some users may encounter issues upgrading due to the changes in handling 
> >>> data type casts.  If you suspect that your schema or application may not 
> >>> be handling data type comparisons cleanly, you are strongly urged to test 
> >>> for casting error messages before upgrading your production server. 
> >> When have we ever suggested that people *shouldn't* test their apps
> >> before committing to a major version update?
> >>
> >> I think the whole thing has been significantly overblown.  We have made
> >> incompatible changes bigger than this one --- and, often, harder to find
> >> let alone fix --- in almost every major release.  This one you can at
> >> least be pretty sure that you will get an error, and not a silent change
> >> in behavior, if you fall foul of it.
> > 
> > Agreed.
> 
> Honestly, I think you are underestimating this problem. I know that 
> every single one of our customers is going to run into this and as much 
> as I would like to say otherwise, the world has many more postgresql 
> users than I have customers.
> 
> This needs to be a dominant statement not only in the release notes but 
> in the FAQ and frankly we should be running some up to the release 
> announcements on -general and possibly the website about this change, 
> how it manifests itself and explicit examples on how to resolve it.

If it is that big an issue why are we not getting more problem reports
from beta testers?

-- 
  Bruce Momjian  <bruce(at)momjian(dot)us>        http://momjian.us
  EnterpriseDB                             http://postgres.enterprisedb.com

  + If your life is a hard drive, Christ can be your backup. +

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