When making rough calculations regarding the potential size of a single row, 
what sort of overhead is there to consider?  In other words, for a particular 
column, what else is there to consider in terms of memory consumption besides 
the value itself?

On Apr 29, 2010, at 8:49 AM, Mark Jones wrote:

> At the moment they all have to fit in memory during compaction.  Columns OR 
> SuperColumns (for one Key)

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