Draw The Triangle 2

Question Link

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 @i = 0;
SELECT 
    REPEAT('* ', @i := @i+1) 
FROM information_schema.tables 
LIMIT 20;