From: mallah@trade-india.com
To: adam@tritus.ca
Cc: pgsql-sql@postgresql.org
Subject: Re: Percentage of Total Occurances
Date: Tue, 15 Apr 2003 22:40:37 +0530 (IST)
Message-ID: <1177.219.65.253.230.1050426637.squirrel@mail.trade-india.com> (raw)
In-Reply-To: <6790000.1050418432@saturn>
References: <6790000.1050418432@saturn>
> I have a table being used for poll results:
>
> id
> poll_id
> question_id
> answer_id
> datestamp
>
> I what to figure out the percentage or respondants that gave each answer. This is based on
> occurance rather than values.
select answer_id,count(*) from polls where poll_id = ?
group by answer_id ;
gives number of response of each answer
total_response = select count(*) from polls where poll_id = ?
getting %age shud be trivial.
Dunno if i missed your question .
>
> I want to be able to figure it out for a single (poll_id,qustion_id) combination and also for
> multiple questions.
>
sorry i do not get it.
> Thanks for your help,
>
> A.
>
>
> --
> Adam Sherman
> Tritus CG Inc.
> http://www.tritus.ca/
> +1 (613) 797-6819
>
>
> ---------------------------(end of broadcast)--------------------------- TIP 4: Don't 'kill -9'
> the postmaster
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To: pgsql-sql@postgresql.org
Cc: mallah@trade-india.com, adam@tritus.ca
Subject: Re: Percentage of Total Occurances
In-Reply-To: <1177.219.65.253.230.1050426637.squirrel@mail.trade-india.com>
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