SELECT FLOOR(MONTHS_BETWEEN(SYSDATE,birthday)/12,1) FROM ltteacherinfo where name='朱雪东111'这个报错ORA 00909 :invalid number of arguments这个是怎么错了,计算年龄该怎么算,年龄要整数 --计算员工年龄SELECT FLOOR(MONTHS_BETWEEN(SYSDATE,birthdate)/12) FROM ps_personal_data
/*根据出生日期算出年龄*/ function jsGetAge(strBirthday){ var returnAge; var strBirthdayArr=strBirthday.split("-"); var birthYear = strBirthdayArr[0]; var birthMonth = strBirthdayArr[1]; var birthDay = strBirthdayArr[2]; d = new Date(); var nowYear = d.get
numtodsinterval(<x>,<c>) ,x是一个数字,c是一个字符串,表明x的单位,这个函数把x转为interval day to second数据类型 常用的单位有 ('day','hour','minute','second') example SQL> select sysdate,sysdate+numtodsinterval(3,'hour') as res from dual; SYSDATE RES -------------
要求计算某个表所占表空间的大小,网上查了些资料用到了oracle的3个视图.具体sql如下 select segment_name as tablename, round(bytes / (select sum(a.bytes) from dba_data_files a, user_users b ,) from user_segments where segment_name = '表名' 该sql只保留了小数点后3位
create or replace function get_workday(starTime in date,endTime in date) return number is Weekends number; Holidays number; Workdays number; begin --统计开始到结束有几天周末 select count(*) into Weekends from( SELECT TO_CHAR (TRUNC (starTime, 'DD') - 1 + ROWNUM,