RE: Bad read performances: 'few rows of many columns' vs 'many rows of few columns'

[David Dabbs]

So did you disable the row cache entirely?

> From: Sylvain Lebresne 
> 
> Well, I've found the reason.
> The default cassandra configuration use a 10% row cache.
> And the row cache reads all the row each time. So it was indeed reading
> the
> full row each time even though the request was asking for only one
> column.
> 
> Sylvain