Cole,

thanks for your help.
> I doubt that you will. They are going to produce the same code. I would 
> stick with between since it is logically clearer.
>   
Yes, this is also what I am seeing here from my timings so far.

> I would also use a single index on either longitude or latitude not 
> both. This will make the index smaller and denser, and therefore 
> somewhat faster to access. The second field in a compound index is only 
> useful if the first field is being tested for equality (i.e where long = 
> ? and lat between ? and ?).
>
> I suspect you will get the best results (short of switching to an RTree 
> index) using a query like this.
>   
Thank you very much, that was very helpful and informative. I will do so.

Thnks again, 
 
Christophe Leske

www.multimedial.de - [EMAIL PROTECTED]
http://www.linkedin.com/in/multimedial
Lessingstr. 5 - 40227 Duesseldorf - Germany
0211 261 32 12 - 0177 249 70 31


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