def drop(self):
        return "DROP %s %s" % (self.objtype, self.identifier())
L{filePathDelta} can create a simple relative path to a child path.
dataset/ETHPy150Open perseas/Pyrseas/pyrseas/dbobject/foreign.py/ForeignTable.drop--crossover with--dataset/ETHPy150Open twisted/twisted/twisted/python/test/test_release.py/FilePathDeltaTests.test_filePathDeltaSubdir