[Solved] MongoDB: Command failed with error 18 (AuthenticationFailed)
Learn the root cause and solution to fix the authentication error caused when connecting with MongoDB from a Spring boot application.
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Tutorials
Java MongoDB: Get/Save Image using GridFS APIs
In previous tutorials, We have learned about MongoDB basics and installing MongoDB in Windows, as well as we learned about Inserting documents in MongoDB and selecting documents from MongoDB. In this tutorial, I am giving few examples of code which will help you when you have to work with images …
MongoDB Insert Document into Collection
In MongoDB learning series, we have already covered the MongoDB basics, MongoDB installation in Windows, and how to query/select documents from a collection. In this tutorial, I am listing multiple ways you can utilize to insert or add document(s) into a collection in MongoDB. 1. Sample Document to Insert into …
MongoDB find document examples
MongoDB find document examples. Learn number of ways to find a document or multiple documents based on same condition as we do in SQL using WHERE CLAUSE.
Install, Start and Stop MongoDB on Windows
Learn to install MongoDB on Windows machines, starting and shutting down the database, and verify the installation and database connection.
Introduction to MongoDB: Why MongoDB?
Before jumping directly into basics of MongoDB, we should try to understand the need to No-SQL database itself. Why the traditional relational databases are loosing the battle with their new competitor like MongoDB. Why they are so popular now-a-days. Why? Why NoSQL? Interactive applications have changed dramatically over the last …