Yep, use the serial datatype. And then use the helpful documention. :)
http://www.postgresql.org/docs/7.4/static/datatype.html#DATATYPE-SERIAL
http://www.postgresql.org/docs/faqs/FAQ.html#4.15.2
On Fri, 13 Aug 2004 adburne@asocmedrosario.com.ar wrote:
> Hi I'm a newbie in postgresql, I came from MSSQL, MySQL and now
> I'm testing postgres.
> In mysql there is a way to make a second autoincrement field, just:
>
> create table table1
> (field1 integer,
> field2 integer autoincrement,
> primary key (field1,field2))
>
> when insert rows:
>
> insert into table1 (field1) values (1);
> insert into table1 (field1) values (1);
> insert into table1 (field1) values (2);
>
> and then select * from table1, you get:
> field1| field2
> ------+-------
> 1 | 1
> 1 | 2
> 2 | 1
> ------+-------
>
> there is a way to do this with postgres???
>
> thnx!!!!
>
> --
> Saludos,
> adburne
> mailto:adburne@asocmedrosario.com.ar
>
>
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