Tom Lane píše v pá 29. 05. 2009 v 11:28 -0400:
> Zdenek Kotala <zdenek.kot...@sun.com> writes:
> > The biggest problem is dictionary change. I'm not sure if it happened
> > but IIRC Teodor mentioned it in Ottawa. If it happened It hits down
> > tsvector compatibility at all.
>
> No more than changing dictionary behavior in an existing installation.
> What was stated when the issue came up during 8.3 development is that
> you don't normally need to worry about small changes in dictionary
> behavior because overall text search behavior will still be "close
> enough". (I seem to recall that I'd complained that any change in
> dictionary behavior would invalidate indexes based on the dictionary,
> and this was the answer.)
It seems to be OK then. However, pg_migrator should inform about it.
Zdenek
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