Constant all_columns

pub const all_columns: (updt, ver, attempts_permitted, uuid, rstatus, test, updu, users, due_date, time_limit, random_order, journal_marks, importance, feedback_visibility, marks_lesson, eval, answers_visible_after_due, author, hidden, start_date, quest_details, must_answer_all_questions, video_controls, enable_audio, enable_backtrack, show_instructions, incomplete_answer_warning, reviewers, task_type);

A tuple of all of the columns on this table