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)
+  }
+})()