Elasticsearch 7 and Elastic Stack - In Depth and Hands On! - Nested Aggregations - Part 1

The video tutorial explains how to use nested aggregation to compute the average rating for each Star Wars movie in a database. It involves setting up a query to find movies with 'Star Wars' in the title, aggregating ratings by movie title, and calculating the average rating. The tutorial includes an activity to explore common issues with text field aggregation and provides a detailed explanation of the query structure and execution.

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