"Heikki Linnakangas" <heikki@enterprisedb.com> writes:
> Tom Lane wrote:
>> This risk seems rather overstated, as it's unlikely that someone using
>> money would choose to reload their data into a DB with a fundamentally
>> incompatible locale setting.
> It doesn't sound unlikely at all to me. For example, people often use
> C-locale for performance reasons, or because of ignorance of locale
> issues. One scenario that seems particularly likely is to initialize and
> load a database with en_US or C locale, and run like that for a few
> weeks. After that, you notice that something's wrong, strings are sorted
> in a funny way, etc. You realize that you're using the wrong locale, so
> you take a backup with pg_dump, re-initdb with correct locale, and restore.
If you're using type money, you will certainly have noticed whether it
spells the currency sign the way you like. I can believe that someone
might go for a while with C where they should have used en_US, or vice
versa, but not that they'd have failed to notice the difference between
$ and DM, say.
regards, tom lane