Re: [Firebird-devel] "Covering" index?

[Dimitry S. <sd...@ib...>]

27.01.2013 21:17, Thomas Steinmaurer wrote:
> Is Firebird able here to serve the result here out of the index or does
> it need to lookup data by following the index key to the row data?

   There is no data in index. And no information about transaction created an index entry. 
So, yes, Firebird has to look at real data.

-- 
   WBR, SD.