Oracle数据库-通过出生日期和某日期计算周岁年龄 update icreport x set x.insuredage = (select case when acc_month - ins_month < 0 then (acc_year - ins_year) - 1 when acc_day - ins_day < 0 then (acc_year - ins_year) - 1 else acc_year - ins_year end as insuredage from (selec...