SELECT '01' AS MM UNION SELECT '02' UNION SELECT '03' UNION SELECT '04' UNION SELECT '05' UNION SELECT '06' UNION SELECT '07' UNION SELECT '08' UNION SELECT '09' UNION SELECT '10' UNION SELECT '11' UNION SELECT '12'; MM --- 01 02 03 04 05 06 07 08 09 10 11 12 ์์๋ก 1์~12์ ์ ๊ฐ์ 2์๋ฆฌ ๋ฌธ์์ด๋ก ํํ๋๋ ํ ์ด๋ธ์ ๋ง๋ค์๋ค.