[nycphp-talk] naming identifiers
tedd
tedd at sperling.com
Tue Sep 1 10:55:36 EDT 2009
At 9:41 AM -0400 9/1/09, Andy Dirnberger wrote:
>On Tue, Sep 1, 2009 at 8:58 AM, tedd <tedd at sperling.com> wrote:
>>
>> I need to understand joins much better than I do now because the
>>first query I fully understand while the second I don't.
>>
>
>Think of the WHERE clause as the filter. Use it to place restrictions
>on what information is returned.
>
>WHERE price > 50 AND color = 'red'
I fully understand WHERE, it's understanding how JOIN's simplify things.
Cheers,
tedd
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