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Introduction to Spring Data MongoDB 1. Overview This article will be a quick and practical introduction to Spring Data MongoDB. We’ll go over the basics using both the MongoTemplate as well as MongoRepository using practical examples to illustrate each operation. Further reading: Geospatial Support in MongoDB Have a look at… Continue Reading spring-data-mongodb-tutorial

MongoDB BSON Guide 1. Introduction In this tutorial, we’ll be looking at BSON and how we can use it to interact with MongoDB. Now, an in-depth description of MongoDB and all of its capabilities is beyond the scope of this article. However, it’ll be useful to understand a few key… Continue Reading mongodb-bson

Spring Data Reactive Repositories with MongoDB 1. Introduction In this tutorial, we’re going to see how to configure and implement database operations using Reactive Programming through Spring Data Reactive Repositories with MongoDB. We’ll go over the basic usages of ReactiveCrudRepository, ReactiveMongoRepository, as well as ReactiveMongoTemplate. Even though these implementations use reactive… Continue Reading spring-data-mongodb-reactive

Custom Cascading in Spring Data MongoDB 1. Overview This tutorial will continue to explore some of the core features of Spring Data MongoDB – the @DBRef annotation and life-cycle events. 2. @DBRef The mapping framework doesn’t support storing parent-child relations and embedded documents within other documents. What we can do… Continue Reading cascading-with-dbref-and-lifecycle-events-in-spring-data-mongodb

Upload and Retrieve Files Using MongoDB and Spring Boot 1. Overview In this tutorial, we’ll discuss how to upload and retrieve files using MongoDB and Spring Boot. We’ll use MongoDB BSON for small files and GridFS for the larger ones. 2. Maven Configuration First, we’ll add the spring-boot-starter-data-mongodb dependency to… Continue Reading spring-boot-mongodb-upload-file

Introduction to Morphia – Java ODM for MongoDB 1. Overview In this tutorial, we’ll understand how to use Morphia, an Object Document Mapper (ODM) for MongoDB in Java. In the process, we’ll also understand what is an ODM and how it facilitates working with MongoDB. 2. What is an ODM?… Continue Reading mongodb-morphia

GridFS in Spring Data MongoDB 1. Overview This tutorial will explore one of the core features of Spring Data MongoDB: interacting with *GridFS*. The GridFS storage spec is mainly used for working with files that exceed the BSON-document size limit of 16MB. And Spring Data provides a GridFsOperations interface and… Continue Reading spring-data-mongodb-gridfs

A Guide to MongoDB with Java   1. Overview In this article, we’ll have a look at integrating MongoDB, a very popular NoSQL open source database with a standalone Java client. MongoDB is written in C++ and has quite a number of solid features such as map-reduce, auto-sharding, replication, high… Continue Reading java-mongodb