Given the following table 'decimals': decimals table schema id number1 number2 Return a table with a single column towardzero where the values are the result of number1 + number2 truncated towards zero. Solution: SELECT TRUNC(number1 + number2) AS towardzero FROM decimals Result: towardzero 1 2 0 2 2 1 Reference: ROUND / TRUNC / MOD 반올림과 버림 그리고 나머지값 구하기 round .round(data) : 반올림하여 정수로 변환 .round(d..