This function returns true if trajectory objects 1 and 2 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');