Times are returned in milliseconds and distances in meters.
gh_spt_columns(longitude = TRUE, latitude = TRUE, time = TRUE,
distance = TRUE, prev_longitude = FALSE, prev_latitude = FALSE,
prev_time = FALSE, prev_distance = FALSE, node_id = FALSE,
prev_node_id = FALSE, edge_id = FALSE, prev_edge_id = FALSE)The longitude, latitude of the node.
The travel time, distance to the node.
The longitude, latitude of the previous node.
The travel time, distance to the previous node.
The ID of the node, previous node.
The ID of the edge, previous edge.