input: Write a function to schedule a job to refresh a database table every 5 minutes using the schedule library.
  assert refresh_data() is None
  assert schedule.jobs[0].period == 5
  assert schedule.jobs[0].unit == 'minutes'
output: import schedule
  import time
  
  def refresh_data():
      # Logic to refresh the database table
      pass
  
  # Schedule the job every 5 minutes
  schedule.every(5).minutes.do(refresh_data)