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Mastering Elasticsearch 5.x - Third Edition by Bharvi Dixit

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Chapter 5.  Improving the User Search Experience

In the previous chapter, we extended our knowledge with different approaches to data modeling, and discussed how relational data can be managed using nested and parent-child data types. We also talked about the aggregation module of Elasticsearch for data analytics purposes, including the concept of instant aggregations introduced in Elasticsearch 5.0, along with all four categories of aggregations, for instance, metric, bucket, pipeline, and the latest matrix aggregation available in Elasticsearch. In this chapter, we will focus on the topics for improving the user search experience using suggesters, which allow you to correct user query spelling mistakes and build efficient autocomplete mechanisms. ...

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