npm i sequelize sequelize-cli mysql2
./node_modules/.bin/sequelize init
node_modules/.bin/sequelize model:generate --name User --attributes userId:string,name:string
./node_modules/.bin/sequelize db:migrate
./node_modules/.bin/sequelize db:migrate:undo
./node_modules/.bin/sequelize seed:generate --name userData
./node_modules/.bin/sequelize db:seed:all
./node_modules/.bin/sequelize db:seed:undo:all