def downgrade()

in src/Backend/migrations/versions/2023_06_14_155849-181afb8d0e87_add_on_delete_cascade_to_many_to_many_.py [0:0]

• 19 lines of code
• 1 McCabe index (conditional complexity)

def downgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_constraint(None, 'users_organizations', type_='foreignkey')
    op.drop_constraint(None, 'users_organizations', type_='foreignkey')
    op.create_foreign_key('users_organizations_organization_id_fkey', 'users_organizations', 'organizations', ['organization_id'], ['id'])
    op.create_foreign_key('users_organizations_user_id_fkey', 'users_organizations', 'users', ['user_id'], ['id'])
    op.drop_constraint(None, 'users_groups', type_='foreignkey')
    op.drop_constraint(None, 'users_groups', type_='foreignkey')
    op.create_foreign_key('users_groups_user_id_fkey', 'users_groups', 'users', ['user_id'], ['id'])
    op.create_foreign_key('users_groups_group_id_fkey', 'users_groups', 'groups', ['group_id'], ['id'])
    op.drop_constraint(None, 'exams_users_questions', type_='foreignkey')
    op.drop_constraint(None, 'exams_users_questions', type_='foreignkey')
    op.drop_constraint(None, 'exams_users_questions', type_='foreignkey')
    op.create_foreign_key('exams_users_questions_question_id_fkey', 'exams_users_questions', 'questions', ['question_id'], ['id'])
    op.create_foreign_key('exams_users_questions_exam_id_fkey', 'exams_users_questions', 'exams', ['exam_id'], ['id'])
    op.create_foreign_key('exams_users_questions_user_id_fkey', 'exams_users_questions', 'users', ['user_id'], ['id'])
    op.drop_constraint(None, 'exams_users', type_='foreignkey')
    op.drop_constraint(None, 'exams_users', type_='foreignkey')
    op.create_foreign_key('exams_users_exam_id_fkey', 'exams_users', 'exams', ['exam_id'], ['id'])
    op.create_foreign_key('exams_users_user_id_fkey', 'exams_users', 'users', ['user_id'], ['id'])