Efficient scalable algorithm for intersection calculation

[codeJRV]

We need to scale up intersection calculation for millions of people

[wadkar]

Please provide a formal definition for intersection calculation. I am not sure I understand what is meant by intersection calculation. Examples are highly appreciated

[codeJRV]

https://github.com/GoCorona-org/Backend/blob/master/docs/intersection_calculation.md
Intersection calculation is the calculation to determine which all users have been in the vicinity of a Covid positive person at any point in time (in the past till present).

[VishalBudhani]

I can look into this. Will revert. Thanks