In this chapter, we will cover the following recipes:
In this chapter, we will explore special queries that work on the relationship between Elasticsearch documents and geolocation ones.
When we have a parent-child relation, we can use special queries to query for a similar relation. Elasticsearch doesn't provide the SQL join, but it lets you search child documents starting from a parent or getting a parent starting from the children.
In this chapter, we also see how to query nested objects via a nested query.
The last part of the chapter is related to geolocalization queries that provide queries based on the distance, box, and polygon for matching documents that meet this criterion.
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