Re: SERIAL parameters
От | Bruce Momjian |
---|---|
Тема | Re: SERIAL parameters |
Дата | |
Msg-id | 200208281509.g7SF9gS17089@candle.pha.pa.us обсуждение исходный текст |
Ответ на | SERIAL parameters (Arnold Putong <arnold@engg.upd.edu.ph>) |
Список | pgsql-sql |
You can create the sequence manually and define that a the default for the column. I suppose we could pass the create sequence params through SERIAL but there doesn't seem like there is much demand for it. --------------------------------------------------------------------------- Arnold Putong wrote: > Would it be possible to have parameters in the SERIAL datatype? > > CREATE TABLE x { ID SERIAL(100, 10) } > > means ID starts at 100 and will be incremented by 10. And it would be > nice to have > > CREATE TABLE x { ID SERIAL(0,0) } > > mean that ID will be issued random non-repeating values (period=2^bitwidth > of type). This is most likely useful in replication/merging data. > > > > ---------------------------(end of broadcast)--------------------------- > TIP 3: if posting/reading through Usenet, please send an appropriate > subscribe-nomail command to majordomo@postgresql.org so that your > message can get through to the mailing list cleanly > -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 359-1001+ If your life is a hard drive, | 13 Roberts Road + Christ can be your backup. | Newtown Square, Pennsylvania19073
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