Re: When are projections done?
From: jbdhl <jbirksdahl_at_gmail.com>
Date: Tue, 2 Mar 2010 13:06:23 -0800 (PST)
Message-ID: <43971ed0-54f7-4094-84af-40eb1d00a946_at_f8g2000yqn.googlegroups.com>
> At the earliest possible moment.
Date: Tue, 2 Mar 2010 13:06:23 -0800 (PST)
Message-ID: <43971ed0-54f7-4094-84af-40eb1d00a946_at_f8g2000yqn.googlegroups.com>
> At the earliest possible moment.
Could that be directly inside the access method that fetches individual rows from the page in the buffer? Or is the projection always performed at some point *after* the initial fetch of the relevant row(s)? Received on Tue Mar 02 2010 - 15:06:23 CST