Unit -> LessonTemplate -> Lesson
Unit -> LessonTemplate -> Keyword
Unit -> LessonTemplate
Selecting LessonTemplates.id here cubes the size of the result.
While in this case, the result would be very inefficient but still correct, other situations would produce incorrect results.
UnitsApi, requesting: [:lesson_ids, :keyword_ids, :lesson_template_ids]
Unit -> LessonTemplate -> Lesson Unit -> LessonTemplate -> Keyword Unit -> LessonTemplate
Selecting LessonTemplates.id here cubes the size of the result. While in this case, the result would be very inefficient but still correct, other situations would produce incorrect results.