What is MongoDB? Introduction, Architecture, Features & Example
What is MongoDB? MongoDB is a document-oriented NoSQL database used for high-volume data storage. Instead of using tables and rows as in the traditional relational databases, MongoDB makes use of collections and documents. Documents consist of key-value pairs which are the basic unit of data in MongoDB. Collections contain sets of documents and functions which is the equivalent of relational databa se tables. MongoDB is a database that came into light around the mid-2000s. MongoDB Features Each database contains collections which in turn contain documents. Each document can be different with a varying number of fields. The size and content of each document can be different from each other. The document structure is more in line with how developers construct their classes and objects in their respective programming languages. Developers will often say that their classes are not rows and columns but have a clear structure with key-value pairs. The rows (or documents as called...