def drop_foreignkey_sql(self):
        return "DROP CONSTRAINT"
Figure out where `jspm_packages/system.js` will be put by JSPM.
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/Django-1.6.10/django/db/backends/__init__.py/BaseDatabaseOperations.drop_foreignkey_sql--crossover with--dataset/ETHPy150Open sergei-maertens/django-systemjs/systemjs/jspm.py/find_systemjs_location