QUERY: SELECT '' AS fifteen, p1.f1 AS point1, p2.f1 AS point2, (p1.f1 <-> p2.f1) AS distance
FROM POINT_TBL p1, POINT_TBL p2
WHERE (p1.f1 <-> p2.f1) > 3 and p1.f1 << p2.f1
- ORDER BY distance;
+ ORDER BY distance, point1 using <<, point2 using <<;
fifteen|point1 |point2 | distance
-------+----------+----------+----------------
|(-3,4) |(0,0) | 5
|(-10,0) |(-3,4) |8.06225774829855
|(-10,0) |(0,0) | 10
- |(-5,-12) |(0,0) | 13
|(-10,0) |(-5,-12) | 13
+ |(-5,-12) |(0,0) | 13
|(0,0) |(10,10) | 14.142135623731
|(-3,4) |(10,10) |14.3178210632764
|(-5,-12) |(-3,4) |16.1245154965971
SELECT '' AS fifteen, p1.f1 AS point1, p2.f1 AS point2, (p1.f1 <-> p2.f1) AS distance
FROM POINT_TBL p1, POINT_TBL p2
WHERE (p1.f1 <-> p2.f1) > 3 and p1.f1 << p2.f1
- ORDER BY distance;
+ ORDER BY distance, point1 using <<, point2 using <<;
-- put distance result into output to allow sorting with GEQ optimizer - tgl 97/05/10
SELECT '' AS three, p1.f1 AS point1, p2.f1 AS point2, (p1.f1 <-> p2.f1) AS distance