Re: Getting OID after Insert
От | Martijn van Oosterhout |
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Тема | Re: Getting OID after Insert |
Дата | |
Msg-id | 20011024233922.A3440@svana.org обсуждение исходный текст |
Ответ на | Re: Getting OID after Insert (Kevin HaleBoyes <kcboyes@yahoo.com>) |
Ответы |
Re: Getting OID after Insert
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Список | pgsql-general |
On Tue, Oct 23, 2001 at 02:38:04PM -0400, Kevin HaleBoyes wrote: > Is this actually guaranteed to work? > What happens if another call to append_test() is made such that > the insert takes place in the first call, then the insert takes place > in the second call before the select currval(). Yes, it's guarenteed to work. If you examine the documentation for currval(), you will get the last value returned by nextval() *in this session*. Whatever happens in other sessions is irrelevent. I think this needs to be highlighted more in the documentation since many people miss this very important point. -- Martijn van Oosterhout <kleptog@svana.org> http://svana.org/kleptog/ > Magnetism, electricity and motion are like a three-for-two special offer: > if you have two of them, the third one comes free.
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