Collection
It is the grouping of documents. A collection belongs to a single database inside MongoDB. The collection the contains the data in the form of document just like the table of RDBMS which contains the data in the form of rows and columns.
Defining, Creating and Dropping a MongoDB collection
MongoDB, the most popular NoSQL database, is an open-source document-oriented database. The term ‘NoSQL’ means ‘non-relational’. It means that MongoDB isn’t based on the table-like relational database structure but provides an altogether different mechanism for storage and retrieval of data.
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