Re: [GENERAL] Keyed Tables
От | Bruce Momjian |
---|---|
Тема | Re: [GENERAL] Keyed Tables |
Дата | |
Msg-id | 199905230632.CAA23239@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Keyed Tables (Glen and Rosanne Eustace <agree@godzone.net.nz>) |
Ответы |
RE: [GENERAL] Keyed Tables
|
Список | pgsql-general |
[Charset iso-8859-1 unsupported, filtering to ASCII...] > I thought I had already posted this query but now I can't remember. If > I have please excuse the repeat. But as I can't remember the answer > either can someone please comment. > > Is there likely to be any attempt to allow a table to be keyed. It > seems that by default a table is created as a heap and in order to > improve access speed, one must create indices on that table. > > I use Ingres at work and quite like the ability to do a 'modify table to > btree' type of command. When the table concerned is basically only a > key plus value, it seems rather inefficient to have to have both the > heap and then an index when supposedly one could simply make the table > into a btree in the first place. Yes, it is a nice feature, but we don't support it. We do have CLUSTER, but that is not as nice. -- Bruce Momjian | http://www.op.net/~candle maillist@candle.pha.pa.us | (610) 853-3000 + If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania 19026
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