Most common place I saw N+1 is ActiveRecord (Ruby on Rails). Because by default, no relationships are loaded and the way AR "loads" stuff makes is extremely ea

Most common place I saw N+1 is ActiveRecord (Ruby on Rails). Because by default, no relationships are loaded and the way AR "loads" stuff makes is extremely easy to create N+M queries on 5 lines of ruby. Then, those people will tell you that you run out of database before you run out of ruby...