Jeff Janes writes:
> On Dec 3, 2017 15:31, "Tom Lane" wrote:
>> Jeff Janes writes:
>>> But I do see that ties within the logical order of the column values are
>>> broken to agree with the physical order. That is wrong, right? Is
On Dec 3, 2017 15:31, "Tom Lane" wrote:
Jeff Janes writes:
> On Sat, Dec 2, 2017 at 8:04 PM, Justin Pryzby
wrote:
>> It thinks there's somewhat-high correlation since it gets a list of x
>> and y values (integer positions by
Jeff Janes writes:
> On Sat, Dec 2, 2017 at 8:04 PM, Justin Pryzby wrote:
>> It thinks there's somewhat-high correlation since it gets a list of x
>> and y values (integer positions by logical and physical sort order) and
>> 90% of the x list (logical
On Sat, Dec 2, 2017 at 8:04 PM, Justin Pryzby wrote:
> On Sat, Dec 02, 2017 at 05:27:51PM -0800, Jeff Janes wrote:
> > I think the non-extended stats code also has trouble with booleans.
> > pg_stats gives me a correlation of 0.8 or higher for the flag column.
>
> It's not