knexfile.js

const dotenv = require('dotenv')
dotenv.config()

module.exports = {
  development: {
    client: process.env.DB_TYPE,
    connection: {
      database: process.env.DB_NAME,
      port:     process.env.DB_PORT,
      user:     process.env.DB_USER,
      password: process.env.DB_PASS
    },
    pool: {
      min: 2,
      max: 10
    },
    migrations: {
      tableName: 'knex_migrations'
    }
  },
  staging: {
    client: process.env.DB_TYPE,
    connection: {
      database: process.env.DB_NAME,
      port:     process.env.DB_PORT,
      user:     process.env.DB_USER,
      password: process.env.DB_PASS
    },
    pool: {
      min: 2,
      max: 10
    },
    migrations: {
      tableName: 'knex_migrations'
    }
  },
  production: {
    client: process.env.DB_TYPE,
    connection: {
      database: process.env.DB_NAME,
      port:     process.env.DB_PORT,
      user:     process.env.DB_USER,
      password: process.env.DB_PASS
    },
    pool: {
      min: 2,
      max: 10
    },
    migrations: {
      tableName: 'knex_migrations'
    }
  }
}