knexfile.js

// Update with your config settings.

require('dotenv').config();

module.exports = {

    development: {
        client: 'mysql',
        connection: {
            host: process.env.DB_HOST || 'localhost',
            user: process.env.DB_USER || 'root',
            password: process.env.DB_PASS || '123456',
            database: process.env.DB_DATA || 'QLTT'
        }
    },
  staging: {
    client: 'postgresql',
    connection: {
      database: 'my_db',
      user:     'username',
      password: 'password'
    },
    pool: {
      min: 2,
      max: 10
    },
    migrations: {
      tableName: 'knex_migrations'
    }
  },

  production: {
    client: 'postgresql',
    connection: {
      database: 'my_db',
      user:     'username',
      password: 'password'
    },
    pool: {
      min: 2,
      max: 10
    },
    migrations: {
      tableName: 'knex_migrations'
    }
  }

};