Re: index on points
| От | Tom Lane |
|---|---|
| Тема | Re: index on points |
| Дата | |
| Msg-id | 19155.971192722@sss.pgh.pa.us обсуждение исходный текст |
| Ответ на | index on points (Peter Keller <peter.keller@bvv.bayern.de>) |
| Список | pgsql-general |
Peter Keller <peter.keller@bvv.bayern.de> writes:
> Therefore we decided to use PostgreSQL as our DB. At this time we have
> the problem to find points in a polygon. In postgres you have the
> operator '@' to find points in a polygon. But if you have many points it
> is realy to slow without indexing the points.
> In the TODO list I saw it is planned to create an index on points and
> other geometric types. Will it be implemented at any of the next
> releases?
There is already support for r-tree indexes, but as far as I know the
'@' operator is not connected up to indexes. In theory it'd be a
straightforward extension (I think ...). Just needs someone interested
enough to work on it. Are you that someone?
regards, tom lane
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