SELECT CONCAT(
SUBSTRING('산타의', 1, 0), 'Ho ',
SUBSTRING('웃음', 1, 0), 'Ho ',
SUBSTRING('소리', 1, 0), 'Ho'
) AS 'Santa_Laughing_Loudly'

SELECT CONCAT(
SUBSTRING('산타의', 1, 0), 'Ho ',
SUBSTRING('웃음', 1, 0), 'Ho ',
SUBSTRING('소리', 1, 0), 'Ho'
) AS 'Santa_Laughing_Loudly'
