Re: Need help to organize database
От | Vladimir S. Petukhov |
---|---|
Тема | Re: Need help to organize database |
Дата | |
Msg-id | 200412212047.31218.vladimir@sycore.org обсуждение исходный текст |
Ответ на | Re: Need help to organize database (Bruno Wolff III <bruno@wolff.to>) |
Ответы |
Re: Need help to organize database
Re: Need help to organize database |
Список | pgsql-general |
Ok, this is a real example: CREATE TABLE account ( val1 BIGINT NULL, val2 BIGINT NULL, ... daypos SMALLINT NULL, -- Day position hourpos SMALLINT NULL, -- Hour position id INT NULL -- Link to the object ); On Tuesday 21 December 2004 14:38, Bruno Wolff III wrote: > On Mon, Dec 20, 2004 at 12:13:31 +0000, > > "Vladimir S. Petukhov" <vladimir@sycore.org> wrote: > > Hi > > Sorry for my English.. > > > > I need to organize database structure for saving statistic data for > > objects. I have about 24 * 31 * 4 fields (4 month, 31 days, 24 hours) of > > data for one object. Each field contain 8 numbers (N in general). So: > > object1 -> data -> field1, field2,... > > object2 -> data -> field1, field2,... > > ... > > How can I store this data in postgres database? > > > > For example it may be 24 * 31 * 4 * 8 fields and 1 row per object in > > table - but it is not good idea, of course. > > > > Or may be 8 fields and 24 * 31 * 4 rows per object in table, but table > > looked very big... > > You want to store rows with an object id, a field or fields storing the > hour and the 8 object fields (assuming these fields shouldn't also > be one per row - but without any more knowledge about them I can't say). > You should put a primary key constraint on the object id and the hour > field(s). > > > Or may be it's not good idea to use postgres for this purpose? > > Without seeing what you are going to do with the data it is hard to say > if using a dbms is overkill or not. -- Riches cover a multitude of woes. -- Menander Now playing: track08.mp3 AutoGenerated by fortune & xmms...
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