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select version(); µ±Ç°°æ±¾
current_dateµ±Ç°ÈÕÆÚ »òcurdate() »ò current_date()
SELECT name, birth, curdate(),(year(curdate())-year(birth)) - (right(curdate(),5)<right(birth,5)) as age from ±í ORDER BY name;
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month()ÔÂ month(curdate())
day() Ìì »òdayofmonth Òâ˼ÊÇÄÃÔÂÀ´ËµµÄÌìÊý
dayofyear() ÄÃÄêÀ´ËµµÄÌì
select date_add(curdate(),interval 1 year);
interval(¼ä¸ôµÄÒâ˼) date_add ʱ¼äÏà¼ÓµÄº¯Êý
interval Êý×Ö year»òÕßmonth
mod(month(curdate()),12)
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