On 3/30/2018 1:04 PM, Peter Da Silva wrote:
On 3/30/18, 11:58 AM, "sqlite-users on behalf of Simon Slavin"
<sqlite-users-boun...@mailinglists.sqlite.org on behalf of slav...@bigfraud.org> wrote:
can think of to do it is to devise a metric to turn a pair (a, b) into one
number.
Problem is you can't uniquely order pairs of points.
Yes you can.
Is (1, 2) greater or lesser than (2, 1)?
"select (1, 2) < (2, 1)" says lesser.
For further discussion, see
https://www.sqlite.org/rowvalue.html#row_value_comparisons
--
Igor Tandetnik
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