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Thread: Re: procedure interpreter required




Re: procedure interpreter required
user name
2007-01-30 17:34:52
Hey thanks for your reply. I am still struggling with it
somewhat although I 
have managed to get the task done. I think I need a good sql
server book - 
any suggestions?

Rachael


>From: "Jeffrey Schoolcraft"
<jeffrey.schoolcraftgmail.com>
>Reply-To: AspNetAnyQuestionIsOk@yahoogroups.com
>To: AspNetAnyQuestionIsOk@yahoogroups.com
>Subject: Re: [AspNetAnyQuestionIsOk] procedure
interpreter required
>Date: Tue, 30 Jan 2007 08:27:02 -0500
>
>Let's start with the easy part:
>
>SELECT
>         [QuizResultId],
>         [EmployeeId],
>         [QuizDate],
>         [QuizId],
>(  ) as AnsweredCorrect
>FROM
>         [dbo].[QuizResult] qr
>WHERE
>         [QuizResultId] = QuizResultId
>
>just a normal select, pulling 4 columns and something
else from QuizResult
>for the QuizResult you care about (QuizResultId).
>
>That "something else" bit is a correlated sub
query, it's going out to grab
>the count of correct answers for a particular quiz
result, that particular
>quiz result happens to match qr.quizresultid that in
your main query you
>specified was quizresultid.
>
>you could look at this query individually, just
substitute quizresultid 
>(or
>the literal value) for qr.quizresultid.  basically it's
going to find all
>the answers associated with that quizresultid, that were
correct (=1) and
>summing them up (count *).
>
>( select count(*) from quizresultanswer qra, quizanswer
qa
>   where qra.quizanswerid = qa.quizanswerid
>     and correct = 1
>     and qra.quizresultid = qr.quizresultid ) as
AnsweredCorrect
>
>That help at all?
>--
>Jeff Schoolcraft
>http://thequeue.net/blog/
>http://blogginga
bout.net/blogs/jeff/
>
>Quid quid latine dictum sit, altum videtur
>
>
>[Non-text portions of this message have been removed]
>

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