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Card · TypeORM

Entities + migrations-first; SQLite dev, Postgres prod.

Rules

  • Entities + repositories; migrations in prod.
  • Dev: synchronize ok; prod: migration:generate/run.

Snippets

npm install typeorm reflect-metadata sqlite3

export const AppDataSource = new DataSource({
  type: "sqlite",
  database: "dev.db",
  synchronize: true,
  entities: [User, Post],
});
await AppDataSource.initialize();

Study Card · Chapter 12-typeorm