PL/SQL 获取一个月的天数排除周六周日

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create or replace PROCEDURE GETWORKDAYS
(
sdate IN VARCHAR2
, TDAYS OUT INTEGER
) AS
totalDays INTEGER:=0;
tempDate VARCHAR2(20);
tempWeek INTEGER;
BEGIN
TDAYS:=0;
select add_months(to_date(sdate, ‘yyyy-mm-dd‘),1)-to_date(sdate, ‘yyyy-mm-dd‘) into totalDays from dual;
tempDate:= to_char(to_date(sdate, ‘yyyy-mm-dd‘),‘yyyy-mm-dd‘);
loop
exit when totalDays=0;
totalDays:=totalDays-1;
select to_char(to_date(tempDate, ‘yyyy-mm-dd‘),‘d‘) into tempWeek from dual;
IF (tempWeek!=7 and tempWeek!=1)
then
TDAYS:=TDAYS+1;
END IF;
select to_char(to_date(tempDate, ‘yyyy-mm-dd‘)+1,‘yyyy-mm-dd‘) into tempDate from dual;

end loop;

END GETWORKDAYS;

PL/SQL 获取一个月的天数排除周六周日

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原文地址：http://www.cnblogs.com/coolboys/p/5974211.html