Draw_The_Triangle_1.sql

/* P(R) represents a pattern drawn by Julia in R rows. The following pattern represents P(5):
 
 * * * * * 
 * * * * 
 * * * 
 * * 
 *
 Write a query to print the pattern P(20).
 */
 
SET @number = 21;
SELECT REPEAT('* ', @number := @number - 1)
FROM information_schema.tables
LIMIT 20;