Returns true if two trajectory objects are spatially equal within the specified time range.
Syntax
boolean ST_equals(trajectory traj1, trajectory traj2, tsrange range);
boolean ST_equals(trajectory traj1, trajectory traj2, timestamp t1, timestamp t2);Parameters
| Parameter | Description |
| traj | The trajectory object. |
| t1 | The start time. |
| t2 | The end time. |
| range | The time range. |
Examples
SELECT ST_equals(
(SELECT traj FROM traj_table WHERE id = 1),
(SELECT traj FROM traj_table WHERE id = 2),
'2010-1-1 13:00:00',
'2010-1-1 14:00:00'
);