Web Reference: Apr 25, 2025 · A Migration in Sequelize is a javascript file which exports two functions, up and down, that dictates how to perform the migration and undo it. You define those functions manually, but you don't call them manually; they will be called automatically by the CLI. I'm trying to wrap my head around Sequelize's migrations and how they work together with seeds (or maybe migrations and seeds in general). I set up everything to get the migrations working. Dec 29, 2023 · Sequelize.js, a popular ORM for Node.js, comes with robust support for migrations, providing a systematic way to create, modify, and share database schemas. In this tutorial, we’ll cover the basics of setting up migrations and syncing your models with the database using Sequelize.
YouTube Excerpt: In this tutorial, we walk through the essentials of
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