docs: def returner(load):
      '''
      Return data to a postgres server
      '''
      conn = _get_conn()
      if conn is None:
          return None
      cur = conn.cursor()
      sql = '''INSERT INTO salt_returns
              (fun, jid, return, id, success)
              VALUES (%s, %s, %s, %s, %s)'''
      try:
          ret = six.text_type(load['return'])
      except UnicodeDecodeError:
          ret = str(load['return'])
      job_ret = {'return': ret}
      if 'retcode' in load:
          job_ret['retcode'] = load['retcode']
      if 'success' in load:
          job_ret['success'] = load['success']
      cur.execute(
          sql, (
              load['fun'],
              load['jid'],
              salt.utils.json.dumps(job_ret),
              load['id'],
              load.get('success'),
          )
      )
      _close_conn(conn)