Mongodb Documents Count

 Posted On  | Yashwant Chavan 

In this tutorial you will learn how to count number of documents in the collection. mongoDB db.collection.count() method is used to get the count of documents.

Mongodb 

MongoDB Create an Auto-Increment Sequence Field

 Posted On  | Yashwant Chavan 

In this tutorial we will learn how to create an auto increment sequence field using mongoDB. MongoDB creates a unique index on the _id field while creating collection. By default mongoDB uses standard auto generated ObjectId to maintain the sequence / uniqueness for _id field in the document.

Mongodb 

Mongodb Create User

 Posted On  | Yashwant Chavan 

In this tutorial we will learn how to creates a new user for the database using db.createUser() method and provide the respected user roles.

Mongodb 

Mongodb Sorting

 Posted On  | Yashwant Chavan 

Sorting mechanism is used to specify the order in which query returns the matching documents. Apply cursor.sort() method to the cursor before retrieving any documents from the database.

Mongodb 


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