오라클 날짜 타입관련
2007. 6. 21.
Parameter Explanation YEAR Year, spelled out YYYY 4-digit year YYY YY Y Last 3, 2, or 1 digit(s) of year. IYY IY I Last 3, 2, or 1 digit(s) of ISO year. IYYY 4-digit year based on the ISO standard RRRR Accepts a 2-digit year and returns a 4-digit year. A value between 0-49 will return a 20xx year. A value between 50-99 will return a 19xx year. Q Quarter of year (1, 2, 3, 4; JAN-MAR = 1). MM Mont..