In this tutorial, I will show you one of the most important Relationship in MongoDB that you will use in most database structures: One-to-Many Relationship. You will also know 3 criteria to choose Referencing or Embedding for improve application performance. Then we’re gonna make some MongoDB One-to-Many Relationship examples using Mongoose library.
Related Post: One-to-One relationship tutorial with Mongoose example
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Relationship in NoSQL database is not the same as traditional SQL database. That’s why you need to implement basic types of associations (such as One-to-One, One-to-Many, Many-to-Many) yourself. In this tutorial, I will show you 2 ways to make One-to-One Relationships, then we will implement Mongoose One-to-One relationship example in a Nodejs & MongoDB project.
Related Post: MongoDB One-to-Many Relationship tutorial with Mongoose examples
In previous tutorial, we known the way to import CSV data to a MongoDB collection. Today, we’re gonna export MongoDB collection to CSV file using Node.js with two steps:
mongodb modulefast-csv, csv-writer or fs