Using the geo_distance query

When you are working with geo locations, one common task is to filter results based on the distance from a location. This scenario covers very common site requirements, such as the following:

• Finding the nearest restaurant within a distance of 20 km
• Finding my nearest friends within a range of 10 km

The geo_distance query is used to achieve this goal.

Getting ready

You need an up and running Elasticsearch installation, as we described in the Downloading and installing Elasticsearch recipe in Chapter 1, Getting Started.

To execute these commands, any HTTP client can be used, such as curl (https://curl.haxx.se/), Postman (https://www.getpostman.com/), or similar. I suggest using the Kibana...