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Assigning the points that a client of origin passes to a destination with SQL of Carto

Geographic Information Systems Asked by dapdap on December 11, 2020

At the point of destination, can I choose how many kilometers of radius to calculate the points a customer goes through?

I know I have to use the function cdb_route_point_to_point.

For example, I have these two tables:

Table 1 has the points of origin and table 2 the points of destination.

Imagine that for Origin A it goes to destination T1, and on the route it goes through points T2 and T3.

With Carto, how do I assign the points that go through the route? The result would be a table as the last image

tables
FINAL TABLE description here

route:

route

One Answer

You want to use the routing function that allows you to specify waypoints, more details here. You'll need to collect your points into an array using a group by statement so you have an ordered list per route.

Answered by Jorge Sanz on December 11, 2020

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