[1.8.x] Applied db_table conversion to fix schema tests on Oracle.
[1.8.x] Applied db_table conversion to fix schema tests on Oracle.

Backport of 7c637a3aaec311269bf863c220bf894eebbe7c7c from master

pquentin/django,pquentin/django,h4r5h1t/django-hauthy,h4r5h1t/django-hauthy,h4r5h1t/django-hauthy,h4r5h1t/django-hauthy,pquentin/django