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Re: autoincrement question

From: "Sean Davis" <sdavis2(at)mail(dot)nih(dot)gov>
To: "Jack Albright" <jack(at)mobiusnm(dot)com>
Cc: pgsql-novice(at)postgresql(dot)org
Subject: Re: autoincrement question
Date: 2008-01-07 21:12:36
Message-ID: (view raw or whole thread)
Lists: pgsql-novice
On Jan 7, 2008 3:57 PM, Jack Albright <jack(at)mobiusnm(dot)com> wrote:

> I'm new to the list and new to postgreSQL.
> I usually work in mySQL.
> I'm using NaviCat to manipulate my postgreSQL db.
> What is the best way for a novice like me to  make my  primary key ID
> column   auto-increment?  It is a basic integer column.
>  Also, do I need to set a default value  for my primary keys?
> In MySQL (using phpMyAdmin) it's a simple matter of checking a
> checkbox. What is the recommended way to do this in postgres?

A column of type "serial" will be a simple integer column that gets its
values from a sequence, which will be automatically created.  In other

create table junktable (
     pk1 serial primary key

will get you what you want.  Check out the docs for the "serial" column


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