text: import os
  from sqlalchemy import (Column, Integer, MetaData, String, Table,
                          create_engine, ARRAY)
  
  from databases import Database
  
  DATABASE_URI = os.getenv('DATABASE_URI')
  
  engine = create_engine(DATABASE_URI)
  metadata = MetaData()
  
  fast = Table(
      'fast',
      metadata,
      Column('id', Integer, primary_key=True),
      Column('name', String(50)),
      Column('nationality', String(50))
  )
  
  database = Database(DATABASE_URI)