Re: COALESCE in ORDER BY...
От | Andreas Schmitz |
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Тема | Re: COALESCE in ORDER BY... |
Дата | |
Msg-id | 3EC66DE1.1090705@as-dataservice.de обсуждение исходный текст |
Ответ на | COALESCE in ORDER BY... ("Terry Yapt" <pgsql@technovell.com>) |
Ответы |
Re: COALESCE in ORDER BY...
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Список | pgsql-sql |
Terry Yapt wrote: >www=> SELECT 10 AS first ORDER BY COALESCE(first,0) DESC; >ERROR: Attribute "first" not found > >Thanks in advance.. > > Perhaps, this is a bug, but I have a workarround for you till this is clariefied: SELECT * FROM (SELECT 10 AS FIRST) AS vtbl ORDER BY COALESCE(vtbl.first,0) DESC; (Tested with 7.3.2) Best regards -- Andreas Schmitz AS-DataService <http://www.as-dataservice.de> Kastanienallee 24 D-54662 Speicher Tel.: (0 65 62) 93 05 17 Fax: (0 65 62) 93 05 18 Email: andreas.schmitz@as-dataservice.de <mailto:andreas.schmitz@as-dataservice.de> Ust-IdNr.: DE211466407 Handelsregister: HRA 1869 - Amtsgericht Bitburg <http://www.as-dataservice.de>
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