Colin Wetherbee wrote:
SELECT connect(p_start.location, p_end.location)
FROM foo
JOIN points AS p_start ON foo.point_id_start = points.point_id
JOIN points AS p_end   ON foo.point_id_end   = points.point_id
WHERE foo.id = 8192;

As I didn't test this code, my syntax was slightly incorrect.

JOIN ... ON ... = p_start.point_id
JOIN ... ON ... = p_end.point_id

Colin

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