BEGIN;
BEGIN
SET client_min_messages TO NOTICE;
SET
-- q1
SELECT * FROM pgr_bridges(
    'SELECT id, source, target, cost, reverse_cost FROM edge_table'
);
 seq | edge 
-----+------
   1 |    1
   2 |    6
   3 |    7
   4 |   14
   5 |   17
   6 |   18
(6 rows)

-- q2
SELECT * FROM pgr_bridges(
    'SELECT id, source, target, cost, reverse_cost FROM edge_table'
);
 seq | edge 
-----+------
   1 |    1
   2 |    6
   3 |    7
   4 |   14
   5 |   17
   6 |   18
(6 rows)

ROLLBACK;
ROLLBACK
