字符串传递日期格式
SELECT trunc(to_date(SALE_MON,'yyyy-mm'),'y'),trunc(to_date(SALE_MON,'yyyy-mm'),'mm') FROM ASC_PM_PRODUCTSALE;
SELECT trunc(to_date(SALE_MON,'yyyy-mm'),'y'),trunc(to_date(SALE_MON,'yyyy-mm'),'mm') FROM ASC_PM_PRODUCTSALE;
转载于:https://www.cnblogs.com/bhlsheji/p/5047371.html