updateOrCreateFromFields is made to call updateOrCreateFromKeyName. updateOrCreateFromFields called self._model.get_or_insert which only creates new entities but doesn't update the properties if the entity already exists. So updateOrCreateFromFields is now made to call updateOrCreateFromKeyName which actually updates the entity properties if entity already exists. Reviewed by: Lennard de Rijk

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from django.db.backends import BaseDatabaseClient

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from django.conf import settings

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import os

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class DatabaseClient(BaseDatabaseClient):

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    executable_name = 'sqlite3'

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    def runshell(self):

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        args = ['', settings.DATABASE_NAME]

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        os.execvp(self.executable_name, args)