[firebird-support] Re: How firebird use indexes with inner join

[leroyarnaud29]

> http://www.slideshare.net/ibsurgeon/undestandung-firebird-optimizer-by-dmitry-yemanov-in-english
> http://www.slideshare.net/ibsurgeon/firebird-costbased-optimization-and-statistics-by-dmitry-yemanov-in-english
> 
> I'm afraid not that much help for newbies without the speakers voice.
> 

Thank you very much for your help you've saved me for a full scan web,  your 
b-tree index is much better ! which selectivity  :)