Truncating should work fine, but I saw somewhere (I think in the e-mail archives not positive), that it could take longer. I'm not sure that is true or not since I didn't try it. The advantage to truncate though would be I wouldn't have had to look up how to recreate the table.

Edward
From: Mason James <mtj@kohaaloha.com>
To: Jared Camins-Esakov <jcamins@cpbibliography.com>
Cc: ed c <terrapin44@yahoo.com>; "koha@lists.katipo.co.nz" <koha@lists.katipo.co.nz>
Sent: Friday, January 13, 2012 10:22 PM
Subject: Re: [Koha] Sessions table corrupt in Koha 3.0


On 2012-01-14, at 6:01 AM, Jared Camins-Esakov wrote:

> Edward,
>
> Drop the table then recreate it. Your users will have to log in again, but that's it. I'm not sure that will reclaim the disk space, though.
>


just curious, why not just truncate the table?