...Robert
On Jun 2, 2009, at 10:38 AM, Tom Lane wrote:
Robert Haas writes:
On Jun 2, 2009, at 9:41 AM, Simon Riggs
wrote:
You're right that the number of significant digits already exceeds
the
true accuracy of the computation. I think what Robert wants to see
is
the exact value used
Robert Haas writes:
> On Jun 2, 2009, at 9:41 AM, Simon Riggs wrote:
>> You're right that the number of significant digits already exceeds the
>> true accuracy of the computation. I think what Robert wants to see is
>> the exact value used in the calc, so the estimates can be checked more
>> thor
On Jun 2, 2009, at 9:41 AM, Simon Riggs wrote:
On Mon, 2009-06-01 at 20:30 -0700, Ron Mayer wrote:
What I'd find strange about "6.67 rows" in your example is more
that on
the estimated rows side, it seems to imply an unrealistically
precise estimate
in the same way that "667 rows" would s
On Mon, 2009-06-01 at 20:30 -0700, Ron Mayer wrote:
> What I'd find strange about "6.67 rows" in your example is more that on
> the estimated rows side, it seems to imply an unrealistically precise estimate
> in the same way that "667 rows" would seem unrealistically precise to me.
> Maybe roundi
Euler Taveira de Oliveira wrote:
> Robert Haas escreveu:
>> ...EXPLAIN ANALYZE reports the number of rows as an integer... Any
>> chance we could reconsider this decision? I often find myself wanting
>> to know the value that is here called ntuples, but rounding
>> ntuples/nloops off to the neare
On Fri, May 29, 2009 at 1:30 PM, Tom Lane wrote:
> Joshua Tolley writes:
>> On Thu, May 28, 2009 at 11:12:42PM -0400, Robert Haas wrote:
>>> On Thu, May 28, 2009 at 11:00 PM, Euler Taveira de Oliveira
Don't you think is too strange having, for example, 6.67 rows?
>>>
>>> No stranger than hav
Joshua Tolley writes:
> On Thu, May 28, 2009 at 11:12:42PM -0400, Robert Haas wrote:
>> On Thu, May 28, 2009 at 11:00 PM, Euler Taveira de Oliveira
>>> Don't you think is too strange having, for example, 6.67 rows?
>>
>> No stranger than having it say 7 when it's really not. Actually mine
>> mos
On Thu, May 28, 2009 at 11:12:42PM -0400, Robert Haas wrote:
> On Thu, May 28, 2009 at 11:00 PM, Euler Taveira de Oliveira
> > Don't you think is too strange having, for example, 6.67 rows?
>
> No stranger than having it say 7 when it's really not. Actually mine
> mostly come out 1 when the real
On Thu, May 28, 2009 at 11:00 PM, Euler Taveira de Oliveira
wrote:
> Robert Haas escreveu:
>> I have always assumed that there is some very good reason why EXPLAIN
>> ANALYZE reports the number of rows as an integer rather than a
>> floating point value, but in reading explain.c it seems that the
Robert Haas escreveu:
> I have always assumed that there is some very good reason why EXPLAIN
> ANALYZE reports the number of rows as an integer rather than a
> floating point value, but in reading explain.c it seems that the
> reason is just that we decided to round to zero decimal places. Any
>
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