@recorder.use_cassette('nc4_strings')
def test_dim_len():
    ds = Dataset('http://localhost:8080/thredds/cdmremote/nc4/tst/tst_strings.nc')
    dim = ds.dimensions['line']
    assert len(dim) == 43
Backends can implement as needed to temporarily disable foreign key constraint
dataset/ETHPy150Open Unidata/siphon/siphon/cdmr/tests/test_dataset.py/test_dim_len--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.4/django/db/backends/__init__.py/BaseDatabaseWrapper.disable_constraint_checking