update,

tsc1877/task1/_poc/sequelize/helloworld.js

@@ -0,0 +1,42 @@
+const { Sequelize } = require('sequelize')
+
+const sequelize = new Sequelize('app_db', 'db_user', 'db_user_pass', {
+  host: 'localhost',
+  port: 6033,
+  dialect: 'mysql'
+})
+
+const User = sequelize.define(
+  'User',
+  {
+    firstName: {
+      type: Sequelize.STRING,
+      allowNull: false
+    },
+    lastName: {
+      type: Sequelize.STRING,
+      allowNull: false
+    }
+  },
+  { timestamps: false }
+)
+
+;(async () => {
+  try {
+    await sequelize.authenticate()
+    console.log('Connection has been established successfully.')
+
+    // create table
+    await sequelize.sync()
+
+    const user = await User.create({ firstName: 'John', lastName: 'Doe' })
+    console.log('Created user: ', user)
+
+    const users = await User.findAll()
+    console.log('Found all users: ', users)
+
+    await sequelize.close()
+  } catch (error) {
+    console.error('Unable to connect to the database:', error)
+  }
+})()

tsc1877/task1/_poc/sequelize/package.json

@@ -0,0 +1,17 @@
+{
+  "name": "sequelize",
+  "version": "1.0.0",
+  "description": "",
+  "main": "helloworld.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "mysql2": "^3.9.3",
+    "sequelize": "^6.37.1",
+    "sqlite3": "^5.1.7"
+  }
+}