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-- CopyRight(c) pgRouting developers
-- Creative Commons Attribution-Share Alike 3.0 License : https://creativecommons.org/licenses/by-sa/3.0/
SET extra_float_digits=-3;
/* -- q1 */
SELECT * FROM pgr_withPointsCostMatrix(
'SELECT id, source, target, cost, reverse_cost FROM edges ORDER BY id',
'SELECT pid, edge_id, fraction from pointsOfInterest',
array[-1, 10, 11, -6], directed := false);
/* -- q2 */
SELECT * FROM pgr_TSP(
$$
SELECT * FROM pgr_withPointsCostMatrix(
'SELECT id, source, target, cost, reverse_cost FROM edges ORDER BY id',
'SELECT pid, edge_id, fraction from pointsOfInterest',
array[-1, 10, 11, -6], directed := false);
$$
);
/* -- q3 */
SELECT * FROM pgr_withPointsCostMatrix(
$e$ SELECT * FROM edges $e$,
$p$ SELECT edge_id, round(fraction::numeric, 2) AS fraction, side
FROM pgr_findCloseEdges(
$$SELECT id, geom FROM edges$$,
(SELECT ST_POINT(2.9, 1.8)),
0.5, cap => 2)
$p$,
ARRAY[5, 10, -1, -2]);
/* -- q4 */
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