[nycphp-talk] MySQL Syntax questions
Kristina Anderson
ka at kacomputerconsulting.com
Wed May 28 19:11:42 EDT 2008
awesome, thanks both of you!
--- Kristina
>
> For #1, if you had parentheses around what you want together, MySQL
will understand what to return. For example (no logic here, just
example):
> SELECT * FROM table WHERE ( this=this ) AND ( ( that=that OR
> thing=thing ) OR ( ( blah=blah OR foo=foo ) AND ( bar=bar OR
etc=etc ) ) )
>
>
> ----- Original Message ----
> From: Kristina Anderson <ka at kacomputerconsulting.com>
> To: talk at lists.nyphp.org
> Sent: Wednesday, May 28, 2008 3:42:44 PM
> Subject: [nycphp-talk] MySQL Syntax questions
>
> I have two questions regarding syntax for MySQL queries.
>
> 1. I have complex queries where there are lots of conditional
> statements, i.e. SELECT * FROM table WHERE this=this AND that=that OR
> thing=thing OR blah=blah OR foo=foo AND bar=bar OR etc=etc OR
> thing2=thing2...
>
>
> They are not erroring out but they aren't narrowing the resultset
> sufficiently...do I need parentheses or is there something else I
need?
>
> 2. How can I select the last row inserted from a table WHERE
> field1=somethingineed and field2 is NULL?
>
> Thanks in advance...full of questions today I am!
>
>
>
> --- Kristina
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