Spring MongoOperations to access MongoDB

MongoDB is an open-source NoSQL document database, written using C++. This tutorial will introduce way to use Spring Boot to access MongoDB and perform CRUD operations with Spring MongoOperations.

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I. Technology for Spring MongoOperations tutorial

– Java : 1.8
– Maven: 3.3.9
– Editor: Spring Tool Suite – Version: 3.7.3.RELEASE.
– Spring Boot: 1.4.0.RELEASE

II. Overview
1. Structure of project

spring data mongodb mongooperations structure project

2. Step to do

– Create Spring Boot project
– Define MongoDb config beans
– Define Document model
– Implement MongoDB Crud operations
– Run & Check Results

III. Practice
1. Create Spring Boot Project

– Open Spring Tool Suite, on main menu, choose File->New->Spring Starter Project, input project info. Then press Next.

Now add MongoDB dependency by go to NoSQL, select MongoDB:
MongoOperations dependencies

Press Finish, Spring Boot Project will be created successful.

Open pom.xml file, check dependecy:

2. Define MongoDb config beans

MongoDbFactory: an interface for factories creating DB instances.
MongoOperations: an interface that specifies a basic set of MongoDB operations.

3. Define Document model

@Document: identifies a domain object to persisted to MongoDB
@Id: demarcates an identifier.

4. Implement MongoDB Crud operations

Save a document

Search a document

Update a document

Find all documents

Delete a Document:

5. Run & Check Results

spring data mongodb

IV. Source code


By grokonez | October 30, 2016.

Last updated on November 28, 2017.

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1 thought on “Spring MongoOperations to access MongoDB”

  1. You don’t talk about the most important and hardest to get good examples for use case. Aggregations to pull out just what you need without loading an entire collection into a List

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