On Wed, Feb 16, 2011 at 02:36:03PM +0600, AI Rumman wrote:
> I have no idea why the TOAST table exists for audit_trial table.
>
> \d audit_trial
> Table "public.audit_trial"
> Column | Type | Modifiers
> ------------+-----------------------------+-----------
> auditid | integer | not null
> userid | integer |
> module | character varying(255) |
> action | character varying(255) |
> recordid | character varying(20) |
> actiondate | timestamp without time zone |
Supposing your encoding is UTF8, each character can consume up to four bytes. A
row could use up to around 4 + 4 + 4*(255+255+20) + 8 bytes, which is large
enough to be toastable at the default block size.