Re: How do I select the last Id in a column???
| От | Josh Goldberg |
|---|---|
| Тема | Re: How do I select the last Id in a column??? |
| Дата | |
| Msg-id | 02a101c33cce$7af916a0$6e02a8c0@4dmatrix.com обсуждение исходный текст |
| Ответ на | How do I select the last Id in a column??? (Michael Kovalcik <makd32@yahoo.com>) |
| Ответы |
Re: How do I select the last Id in a column???
Re: How do I select the last Id in a column??? |
| Список | pgsql-admin |
What could cause a table to act serialized when read committed transactions are set in the configuration? That is something I am running into, which provoked my [incorrect] example. From: "Bruno Wolff III" <bruno@wolff.to> Sent: Thursday, June 26, 2003 4:30 PM > On Thu, Jun 26, 2003 at 14:00:33 -0700, > Josh Goldberg <josh@4dmatrix.com> wrote: > > to get the last record inserted just > > select * from row order by autoincId desc limit 1; > > > > if you have several clients doing this you might want to put your insert and > > the select inside a transaction. > > That won't help. Your suggestion will only work in serializable transactions. > > In read committed mode the select might see a value for autoincId from > a transaction that committed between the insert and the select. > > ---------------------------(end of broadcast)--------------------------- > TIP 8: explain analyze is your friend >
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