java script window is an object providing number of properties and methods this properties we can call directory or we can call using window object
Insert document in collection Two types of insert Insert single records: Insert multiple records Insert single records: syntax: db.collection.insertOne( <document>, { writeConcern: <document> } ) Example 1: db.users.insertOne({"name":"ram","email":"ram@gmail.com"}) Example 2: db.users.insertOne( [{"employee":{"name":"ram","email":"ram@gmail.com"}}] ) Insert multiple records: syntax : db.Collection_name.insertMany( [<document 1>, <document 2>, …], { writeConcern: <document>, ordered: <boolean> }) Example: db.users.insertMany([{"name":"ram","email":"ram@gmail.com"},{"name":"raju","email":"raju@gmail.com"}])