문제 link
https://www.hackerrank.com/challenges/draw-the-triangle-2/problem
Code link
https://github.com/JamesJung01/Hackerrank_sql/blob/main/01_Easy/Draw_The_Triangle2.sql
set @numb = 0; SELECT REPEAT('* ', @NUMB := @NUMB +1) FROM information_schema.tables LIMIT 20;