Re: SELECT syntax
| From: | Amit Tandon | Date: | Thu, 13 Oct 2011 04:04:02 +0000 |
| Subject: | Re: SELECT syntax | ||
| References: | 1 2 | Groups: | php.db |
| Request: | Send a blank email to php-db+get-48040@lists.php.net to get a copy of this message | ||
select case<http://dev.mysql.com/doc/refman/5.0/en/control-flow-functions.html>
works in mysql also
============
regds
amit
"The difference between fiction and reality? Fiction has to make sense."
On Thu, Oct 13, 2011 at 3:26 AM, Jack van Zanen <jack@vanzanen.com> wrote:
> Hi
>
> In Oracle (and maybe others) you can use
>
>
> select case
> when answer=1
> then trivia_answer_1
> when answer=2
> then trivia_answer_2
> when answer=3
> then trivia_answer_3
> when answer=4
> then trivia_answer_4
> else null
> end answer
> from bible_trivia_table
> OR
>
> You can select all of them and process in PHP, should not be too hard to
> come up with a couple of lines of code to display only 1 variable based on
> the value of variable 5. Overhead should be pretty minimal as well
> You'll be writing something to display a value anyway
>
>
> Jack van Zanen
>
> -------------------------
> This e-mail and any attachments may contain confidential material for the
> sole use of the intended recipient. If you are not the intended recipient,
> please be aware that any disclosure, copying, distribution or use of this
> e-mail or any attachment is prohibited. If you have received this e-mail in
> error, please contact the sender and delete all copies.
> Thank you for your cooperation
>
>
> On Thu, Oct 13, 2011 at 6:24 AM, Ron Piggott <
> ron.piggott@actsministries.org
> > wrote:
>
> >
> > In my Bible_Trivia table I have the columns
> >
> >
trivia_answer_1, b4''!lä
> > ×ÛãØØ·™trivia_answer_2, trivia_answer_3,
> trivia_answer_4,
> > answer
> >
> > answer is an integer always with a value of 1 to 4. Is
> > there a way to
> use
> > the value of answer to only select the correct trivia
> > answer?
> >
> > This doesn’t work, but this is the idea I am trying to achieve:
> >
> > SELECT trivia_answer_answer` FROM
> > Bible_trivia`
> >
> > Thanks in advance,
> >
> > Ron
> >
> >
> >
> > www.TheVerseOfTheDay.info
> > <http://www.theverseoftheday.info/>
> >
>