Re: crosstab query script (python) attached
От | Joe Conway |
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Тема | Re: crosstab query script (python) attached |
Дата | |
Msg-id | 3EFB5A7E.9020003@joeconway.com обсуждение исходный текст |
Ответ на | crosstab query script (python) attached (Andrew Gould <andrewgould@yahoo.com>) |
Ответы |
Re: crosstab query script (python) attached
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Список | pgsql-general |
Andrew Gould wrote: > Once it gets cleaned up a little, I'd like to > contribute it to the TechDocs site. There's probably > much more elegant ways of accomplishing the task on > the server side; but for non-admin users, it could be > helpful. Also, it should be easy to translate the > method to other tools/languages. > Just for info, there is a (C language) crosstab function in contrib/tablefunc. The one in 7.3 has a serious limitation (the source query must ensure that for each row in the crosstab, there is a record representing each column of the crosstab, even if the value is NULL). However the version in 7.4devel (and a 7.3.x compatible update here http://www.joeconway.com/) eliminates that limitation. Joe
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