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From Eric Evans <eev...@rackspace.com>
Subject Re: RE : Re: Two dimensional matrices
Date Tue, 13 Apr 2010 13:58:14 GMT
On Tue, 2010-04-13 at 08:57 +0200, Philippe wrote:
> Okay so if i switch columns and super columns in my model i get what i
> want
> don't i?
> 
> Super column = x
> Column = time frame
> Now i can get 2d range extracts from the grid and every cell will
> contain all time frame data. Is this correct ?
> I suppose that if that becomes too much data to retrieve, i can put
> different time frames in different keyspaces ?

Sure.

> Assuming this is all correct, what are the consequences of these
> design decisions in terms of partition tolerance and how data is
> balanced across nodes ?

Partition tolerance doesn't really come into play here, and as for how
the data is distributed, that depends on your dataset, and your choice
of partitioner.

-- 
Eric Evans
eevans@rackspace.com


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