Re: INSERT question
От | Stephan Szabo |
---|---|
Тема | Re: INSERT question |
Дата | |
Msg-id | 20011115070141.P7025-100000@megazone23.bigpanda.com обсуждение исходный текст |
Ответ на | INSERT question (Brian@McSweeney.iol.ie (Brian)) |
Список | pgsql-sql |
On 13 Nov 2001, Brian wrote: > Hi everyone, > I've a little question about using insert statements. I've got a > parent table with a "serial" (automatically incrementing integer) > primary key. I have a child table with a foreign key which references > that primary key. My question is: > > To insert values into the child table corresponding to an entry in the > parent table, how do I get a reference to the serial primary key (so > as I can reference it for the foreign key entry) > > Hope you understand what I mean. This should be a regular occurance > and seeing as I'm not an sql guru, I just don't have a clue! I'd say use select currval('<sequence name generated by serial>'); Serial is really just a handy wrapper around a sequence and a column default, so I'd suggest reading the docs on sequences.
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