| From: | Csaba Nagy <nagy(at)ecircle-ag(dot)com> |
|---|---|
| To: | olly(at)lfix(dot)co(dot)uk |
| Cc: | "Gregory S(dot) Williamson" <gsw(at)globexplorer(dot)com>, Postgres general mailing list <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Conactenating text with null values |
| Date: | 2004-11-05 11:51:11 |
| Message-ID: | 1099655471.6361.80.camel@localhost.localdomain |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
[snip]
> SELECT TRIM(TRIM(TRIM(COALESCE(s_house,'') || ' ' ||
> COALESCE(s_post_dir,'')) || ' ' || COALESCE(s_street ,'')) || ' ' ||
> COALESCE(s_suffix,'')) FROM parcels WHERE s_pin = '1201703303520';
>
> The TRIMs are to remove surplus spaces from inside the result string.
Avoiding the inner trims:
SELECT TRIM(
COALESCE(s_house || ' ','')
|| COALESCE(s_post_dir || ' ','')
|| COALESCE(s_street || ' ','')
|| COALESCE(s_suffix,'')
) FROM parcels WHERE s_pin = '1201703303520';
Looks a bit more understandable :-)
Cheers,
Csaba.
>
>
>
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