def handle(self, date, ctx, value):
        if self._filter is None \
        or ctx[self._filter]:
            self._index.append(date)
            self._handle(date, value)
Drops a given table.
dataset/ETHPy150Open manahl/mdf/mdf/builders/basic.py/NodeTypeHandler.handle--crossover with--dataset/ETHPy150Open AppScale/appscale/AppDB/dbinterface_batch.py/AppDBInterface.delete_table