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Maintaining Nested Arrays of Objects in Elasticsearch 7.13
Elasticsearch likes flattened and denormalized data. So when it comes to storing arrays of objects, you need to take some special precautions in order to maintain the relationships between each object. In this hands-on lab, you will get to configure indices in Elasticsearch such that the relationships of nested arrays of objects are properly maintained.
Lab Info
Table of Contents
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Challenge
Create the ecommerce_fixed Index
From the Kibana console:
- Copy the mappings of the
ecommerceindex. - Create the
ecommerce_fixedindex with the copied mappings but configure the products object asnested. - Configure the
ecommerce_fixedindex with one primary and zero replica shards.
- Copy the mappings of the
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Challenge
Reindex the ecommerce Index to ecommerce_fixed Index
From the Kibana console, reindex the
ecommerceindex to theecommerce_fixedindex. -
Challenge
Perform a Nested Search on the Products Object of the ecommerce_fixed Index
From the Kibana console, craft a nested search on a product object for the
ecommerce_fixedindex.
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