On Mon, Mar 17, 2014 at 02:30:32PM +0000, Craig R. Skinner wrote:

> On 2014-03-17 Mon 14:08 PM |, Viktor Dukhovni wrote:
> > 
> > > Do btree source files need to be sorted before postmapping?
> > 
> > No, but time to insert millions of records may depend on the order
> > of the keys.  Do you plan to have enormous btree lookup tables?
> > 
> 
> Not this year.... ~100, maybe eventually ~20k.

20k records may seem like a lot of entries, but it is comparatively
a tiny Berkeley DB table.  You've no reason to care about optimizing
it.  If you don't plan incremental updates, I'd like to suggest
CDB, because the on-disk format and API are more stable, and it
requires less memory.

-- 
        Viktor.

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