docs: def commit(self):
  		"""
  		Commit MySQL Transaction to database.
  		MySQLDB: If the database and the tables support transactions, 
  		this commits the current transaction; otherwise 
  		this method successfully does nothing.
  		
  		@author: Nick Verbeck
  		@since: 5/12/2008
  		"""
  		try:
  			if self.connection is not None:
  				self.connection.commit()
  				self._updateCheckTime()
  				self.release()
  		except Exception, e:
  			pass