Join query in ElasticSearch

Question

Is there any way (query) to join 2 JSONs below in ElasticSearch

{
product_id: \"1111\",
price: \"23.56\",
stock: \"100\"
}

{
product_id: \"1111\",
category:         


        

Answer 1

To perform joins on Elasticsearch take a look at the Siren "Federate" plugin. It adds join capabilities by extending the Elasticsearch native query syntax.

https://siren.io/federate/