def clear_deferred_sql(self):
        self.deferred_sql = []
Harness to test if the FrameSet.__eq__ call works properly.
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/South-1.0.2/south/db/generic.py/DatabaseOperations.clear_deferred_sql--crossover with--dataset/ETHPy150Open sqlboy/fileseq/test/run.py/TestFrameSet._check___eq__