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Re: Improving Query

From: Ketema Harris <ketema(at)gmail(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Richard Huxton <dev(at)archonet(dot)com>, pgsql-performance(at)postgresql(dot)org
Subject: Re: Improving Query
Date: 2007-10-30 16:41:00
Message-ID: ACBD694B-A9E5-4A44-AD9C-FBF0E1266DB0@gmail.com (view raw or flat)
Thread:
Lists: pgsql-performance
I am definitely interested in upgrading.

Is there a guide out there that perhaps was created to explain the  
changes in the config files from 8.1 to 8.2 ?

Migration guide I guess?


On Oct 30, 2007, at 11:39 AM, Tom Lane wrote:

> Richard Huxton <dev(at)archonet(dot)com> writes:
>> Ketema wrote:
>>> 5)Upgrade version of pg..currently is running 8.1.4
>
>> Well every version gets better at planning, so it can't hurt.
>
> +1 ... there are at least two things about this query that 8.2  
> could be
> expected to be a great deal smarter about:
> * mixed outer and inner joins
> * something = ANY(array)
>
> 			regards, tom lane
>
> ---------------------------(end of  
> broadcast)---------------------------
> TIP 6: explain analyze is your friend


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