Using the Sequelize ORM
Sequelize is a popular ORM library for Node.js. It enables developers to interact with databases like MySQL, PostgreSQL, SQLite, and Microsoft SQL Server by abstracting the underlying SQL commands into higher-level, easy-to-use JavaScript objects and methods.
Using Sequelize, developers can perform database operations like creating, updating, deleting, and querying records without having to write raw SQL queries. Sequelize also helps with defining data models, managing associations between tables, and handling database migrations.
Some key features of Sequelize ORM include:
- Model definition: Sequelize allows you to define models with their attributes, data types, and constraints, which map to tables in the underlying database.
- Associations: You can easily define relationships between models, such as one-to-one, one-to-many, and many-to-many, which map to foreign key constraints in the database.
- Querying: Sequelize provides a robust...