Constant all_columns

pub const all_columns: (uuid, updt, updu, rstatus, ver, lesson, book, article, description, status, teacher, file, form, test, form_id, test_id, comment, date, student, students, home_work_type, name, estimated_duration, student_visibility, optional, due_lesson, due_date, lesson_plan_section);

A tuple of all of the columns on this table