Elastic search : Document

Elasticsearch is a document-oriented database, it stores everything as document. If you query elastic search, it returns json document as result.

For example, query (GET _count) returns a json response like below.

{

   "count": 1439,

   "_shards": {

      "total": 2,

      "successful": 2,

      "failed": 0

   }

}

What is JSON Document?
In simple terms, if you serialize an object into JSON, it is known as JSON document.

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