On Mon, Feb 22, 2010 at 8:59 PM, Joshua Tolley wrote:
> On Mon, Feb 22, 2010 at 07:23:09PM -0700, dmp wrote:
>>
>> Recently I read that one of the distinctions between a standard database
>> and
>> a columnar one, which led to an increase in its efficiency, was and I
>> quote:
>>
>> "Only relevant
On Mon, Feb 22, 2010 at 07:23:09PM -0700, dmp wrote:
>
> Recently I read that one of the distinctions between a standard database
> and
> a columnar one, which led to an increase in its efficiency, was and I
> quote:
>
> "Only relevant columns are retrieved (A row-wise database would pull
> all
Recently I read that one of the distinctions between a standard database
and
a columnar one, which led to an increase in its efficiency, was and I
quote:
"Only relevant columns are retrieved (A row-wise database would pull
all columns and typically discard 80-95% of them)"
Is this true of
