Re: Sorting is ignoring spaces
| От | Alvaro Herrera |
|---|---|
| Тема | Re: Sorting is ignoring spaces |
| Дата | |
| Msg-id | 20040131225404.GB7024@dcc.uchile.cl обсуждение исходный текст |
| Ответ на | Sorting is ignoring spaces (Daniel Gaudreault <danielg@cadlink.com>) |
| Список | pgsql-general |
On Wed, Jan 28, 2004 at 09:32:56AM -0500, Daniel Gaudreault wrote: > One of our developers came across the fact that postgres is ignoring > spaces when sorting results from a query. We are using PGSQL 7.3.4 on > the backend. Is there something that needs to be set somewhere to for > the sort to not ignore spaces? This is locale related; Postgres just uses strcoll. You could try changing your locale, but it's difficult to do on an existing database. I think the C locale orders by byte values, but most single-byte locales have funny rules regarding whitespace. See strcoll(3). A workaround could be ask the server to sort not using the column itself, but a function of it that replaces the spaces with something else that has the desired sorting effect. -- Alvaro Herrera (<alvherre[a]dcc.uchile.cl>) "¿Cómo puedes confiar en algo que pagas y que no ves, y no confiar en algo que te dan y te lo muestran?" (Germán Poo)
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