Re: Arrays: determining size
| От | Joe Conway |
|---|---|
| Тема | Re: Arrays: determining size |
| Дата | |
| Msg-id | 3DEBCA0F.20106@joeconway.com обсуждение исходный текст |
| Ответ на | Re: Arrays: determining size (Steve Crawford <scrawford@pinpointresearch.com>) |
| Ответы |
Re: Arrays: determining size
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| Список | pgsql-general |
Steve Crawford wrote: > Thanks - I had read that document but overlooked array_dims (I had looked for > such functions using \df in psql but array_dims isn't listed). The values > returned are not two-dimensional but rather a start:end element of an array > (see notes below). > > Ideally I'd like to get a single int that is the size of the array rather > than the min and max element of the array that array_dims returns but I don't > see a built-in function that does that. FWIW, in cvs (7.4devel) there are array_lower() and array_upper() functions, which return ints. Unfortunately they didn't make it into 7.3. Joe
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