[RDD] Generic non-Rivendell MySQL question
Chris Howard - CBR
cbr at elfpen.com
Tue Jan 28 15:16:20 EST 2014
On 1/28/2014 1:56 PM, Cowboy wrote:
> On Tuesday 28 January 2014 10:46:41 am Mike Carroll wrote:
>> How about using the INSERT statement with a SELECT subclause?
> I can't even begin to tell you how many days I've spent
> on mysql.com to come away with an incomplete understanding
> that doesn't work for whatever reasons.
SQL is not procedural.
It is all about result sets.
So don't think of it like a loop or something.
Every statement but INSERT has to have a WHERE clause
attached to it in order to limit the rows being changed
or the rows being selected. The WHERE clause is the filter
and the crux of it.
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