From: | Edoardo Ceccarelli <eddy(at)axa(dot)it> |
---|---|
To: | Christopher Kings-Lynne <chriskl(at)familyhealth(dot)com(dot)au> |
Cc: | pg(at)fastcrypt(dot)com, "pgsql-jdbc(at)postgresql(dot)org" <pgsql-jdbc(at)postgresql(dot)org>, pgsql-performance(at)postgresql(dot)org, pgsql-admin(at)postgresql(dot)org |
Subject: | Re: [JDBC] [PERFORM] is a good practice to create an index on the |
Date: | 2004-04-28 08:13:14 |
Message-ID: | 408F679A.9030608@axa.it |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-admin pgsql-jdbc pgsql-performance |
do you mean that, declaring an index serial, I'd never have to deal with
incrementing its primary key? good to know!
anyway in this particular situation I don't need such accurate
behaviour: this table is filled up with a lot of data twice per week and
it's used only to answer queries.
I could drop it whenever I want :)
Thanks again,
eddy
Christopher Kings-Lynne ha scritto:
>> I am going to use them as primary key of the table, so I'll surely
>> need them unique :)
>
>
> Eduoardo, I REALLY suggest you don't use them at all. You should make
> a primary key like this:
>
> CREATE TABLE blah (
> id SERIAL PRIMARY KEY,
> ...
> );
>
> Also note that by default, OIDs are NOT dumped by pg_dump. You will
> need to add extra switches to your pg_dump backup to ensure that they
> are.
>
> Chris
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 4: Don't 'kill -9' the postmaster
>
>
>
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