movingco/migrations/00_create_tables.js

const initModels = require('../models/init-models')

/**
 * All migrations MUST provide a `up` and `down` async functions
 */
module.exports = {
    up: async query => {
        const models = initModels(query.sequelize)

        /**
         * Create a table for model as defined by model files
         * in /models/ directory
         */
        for (let model of Object.values(models)) {
            // Create for each /models/*.js file
            // Example: models.User.sync()
            await model.sync()
        }
    },

    down: async query => {
        // Do nothing...
    },
}