Discuss MongoDB MongoDB is an open-source document database and leading NoSQL database. MongoDB is written in C++. This tutorial will give you great understanding on MongoDB concepts needed to create and deploy a highly scalable and performance-oriented database. Khóa học lập trình tại Toidayhoc vừa học vừa làm dự án vừa nhận lương: Khóa học […]
Category Archives: mongodb
MongoDB – Covered Queries In this chapter, we will learn about covered queries. What is a Covered Query? As per the official MongoDB documentation, a covered query is a query in which − All the fields in the query are part of an index. All the fields returned in the query are in the same […]
MongoDB – Atomic Operations Model Data for Atomic Operations The recommended approach to maintain atomicity would be to keep all the related information, which is frequently updated together in a single document using embedded documents. This would make sure that all the updates for a single document are atomic. Assume we have created a collection […]