What is MongoDB?Basically, MongoDB is a NoSQL database that is used to store high-volume data. Around the year 2000, it came in the light. It is written in C++ programming language, which makes it a highly scalable and performance-oriented database. It works on the concept of ...
The query language in MongoDB isJSON-oriented, just like the document structure. This makes for a very powerful and expressive syntax that can handle even complex nested documents. For example, you could query our theoretical database for all cats by issuingdb.pet.find({ "type" : "cat" }...
What is MongoDB – Get to know about its history, MongoDB architecture & its components, drop database collections, like query with examples, difference between MongoDB and RDBMS. Also learn about its various application, features and future trends.
MongoDB is a NoSQL database written in C++ language. Some of its drivers use the C programming language as the base. MongoDB is a document oriented database where it stores data in collections instead of tables. The best part of MongoDB is that the drivers are available for almost all ...
This is my first day with MongoDB so please go easy with me :) I can't understand the $unwind operator, maybe because English is not my native language. db.article.aggregate( { $project : { author : 1 , title : 1 , tags : 1 }}, { $unwind : "$tags" } ); The project op...
The MongoDB EF Core provider from its 8.1.0 release supports transactions and optimistic concurrency. What this means is that by default,SaveChangesandSaveChangesAsyncare transactional. This will empower automatic rollback of operations in production grade workloads in case of any failures and ensure ...
In this article What is GridFS? GridFS Collections MongoDB GridFS Indexes The Chunks Index The Files Index MongoDB GridFS Sharding How to Read and Write files in MongoDB GridFS? When to Use the MongoDB GridFS Storage System When Not to Use the MongoDB ...
Asp.Net MVC Multiple Language With Database ASP.NET MVC passing paramater in an href to the controller ASP.Net MVC Popup Message after submit button clicked Asp.Net MVC Remove Script Tags from User Submitted Code ASP.NET MVC return Url Asp.Net MVC Show Alert Message Box After Insert (Post...
EJB LiteejbLite-3.1Enables support for Enterprise JavaBeans written to the EJB Lite subset of the EJB 3.1 specification. Local JMX ConnectorlocalConnector-1.0Allows the use of a local JMX connector that is built into the JVM to access JMX resources in the server. ...
These procedures govern how data is accessed, modified and archived. In simple words, these are the instructions on how a DBMS should be used. (Related reading: stored procedures for databases.) 5. Database access query language When accessing a database, users must use a specific query ...