If you followed the previous sections correctly and run the npm run dev command, you should be able to see that the Users table is being created and that Apollo Server is running on port 5000:
Now, let's say that you want to modify your user model and change the "username" field to "username2". Let's see what will happen:
[INFO] 23:45:16 Restarting: /Users/czantany/projects/React-Design-Patterns-and-Best-Practices-Third-Edition/Chapter05/graphql/backend/src/models/User.ts has been modified
Executing (default): CREATE TABLE IF NOT EXISTS "Users" ("id" UUID NOT NULL , "username2" VARCHAR(255) NOT NULL UNIQUE, "password" VARCHAR(255) NOT NULL, "email" VARCHAR(255) NOT NULL UNIQUE, "privilege" VARCHAR(255) NOT NULL DEFAULT 'user', "active" BOOLEAN NOT NULL DEFAULT false, "createdAt" TIMESTAMP WITH TIME ZONE NOT NULL, "updatedAt...