Re: SELECT syntax
| From: | Amit Tandon | Date: | Thu, 13 Oct 2011 04:05:55 +0000 |
| Subject: | Re: SELECT syntax | ||
| References: | 1 2 3 | Groups: | php.db |
| Request: | Send a blank email to php-db+get-48041@lists.php.net to get a copy of this message | ||
another example<http://mysql-tips.blogspot.com/2005/04/mysql-select-case-example.html>
============
regds
amit
"The difference between fiction and reality? Fiction has to make sense."
On Thu, Oct 13, 2011 at 9:34 AM, Amit Tandon <attand@gmail.com> wrote:
> select case<’ù
> )EßHnå^h˜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
>>
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>>
>> 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,
>> > 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/>
>> >
>>
>
>