Applies database changes.
		
		:param resort.engine.execution.Context context:
		   Current execution context.

def insert(self, context):
	
		"""
		Applies database changes.
		
		:param resort.engine.execution.Context context:
		   Current execution context.
		"""
		
		script_path = context.resolve(self.__script_path)
		buf = io.StringIO()
		self.__preprocess(script_path, buf)
		buf.seek(0)
		self.__conn.execute(buf.read())