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List: turbine-torque-user
Subject: Re: Performance problems
From: Josh Holtzman <josh () joshholtzman ! com>
Date: 2003-11-27 17:28:44
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Thanks Dave. Looks like I need to freshen up on my options for doing
joins... nulling the eliminated data sounds to me like just the ticket.
Cheers,
Josh
Dave Newton wrote:
>On Thu, 2003-11-27 at 03:21, Josh Holtzman wrote:
>
>
>>Thanks Andras. I thought about doing joins, but I run into this
>>problem: Not all accounts have an assignment. I still want to show the
>>accounts with no assignments, and the join keeps any account without an
>>assignment out of the results.
>>
>>
>
>Try flipping your join around or using a different join--you can tweak
>it so that the joined table's columns are NULL if it's not in the join.
>
>Uh... Tryptophan, playing with my neurons.
>
>In any case, you can have joins that eliminate data, or joins that NULL
>data that would otherwise be eliminated.
>
>Dave
>
>
>
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