Querying Nested Objects in Elasticsearch
This video shows how to query nested objects in Elasticsearch. Arrays of objects need to be queried in a special way or you risk getting unpredictable results. Learn why this is the case and how to query nested objects correctly in Elasticsearch.
This video is sponsored by @Elastic and the Elastic Contributor Program.
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Want to learn more about Elasticsearch? Check out my Elasticsearch course here:
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00:00 - Introduction
00:56 - Querying the wrong way
03:09 - How arrays of objects are indexed
05:00 - Identifying the problem
05:54 - Mapping nested objects
07:05 - Elastic Contributor Program
08:51 - Querying nested fields
12:06 - Relevance scoring for nested queries
13:17 - Nested inner hits
19:08 - Limitations
24:01 - Thanks for watching
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