Manju

Greetings! Faceting is a widely used concept in search and data filtering across various technologies and domains. It is commonly applied in e-commerce, healthcare, travel, and many other fields to enhance user experience. Most databases support faceting (filtering) for this purpose. In this article, I will focus on developing a facet search using Elasticsearch with movie data. Elasticsearch Aggregation Elasticsearch offers a powerful aggregation feature that enables querying and analyzing data efficiently. With a single query, you can retrieve both filters and search results, allowing for complex analyses and meaningful insights. Terms Aggregation This is used to group documents based on unique values of a specified field. { "aggs": { "genres": { "terms": { "field": "genre", "size": 100 } } } } Range Aggregation This groups documents into predefined numerical or date ranges. It is usefu...