stella escribió:
> we experience a problem after upgrating to 8.3.4 from 8.2.5 as we use 'ORDER
> BY' clause. The old version sorted char starting with null characters first
> for example ' anything' would be before 'anything'. Saw there are some new
> options NULLS FIRST/LAST, but they are not working in that case. Is there a
> setting of the server so we can default to list first strings that start
> with empty characters or a option that we should add to the query so the
> sorting to be as we need to be ?
Those are not nulls; those are whitespace. I think what happened is
that your new installation chose a different locale from the old one.
Have a look at pg_controldata output for both; check what they say for
lc_collate.
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Alvaro Herrera http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.