Answer: Document database stores semi-structured or unstructured records/documents in JSON format.The informations are encoded using XML, YAML, JSON, BSON, Binary forms like PDF ,Microsoft Office documents (MS Word, Excel, and so on) etc.
The following is a simple document that we can store in a Document Store Database
{ "Question Name" : "What is MongoDB"
"Author" : "Niladri Biswas"
"Description" : " In this article we will learn about the installation of MongoDB on a 64 bit windows machine."
}
Examples : MongoDB,CouchDB etc.
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