sql查询时间段内所有周六日

查询说时间段内所有周六日

DECLARE @t TABLE(date0 DATETIME) 
DECLARE @st DATETIME,@et DATETIME 
SET @st='2007-01-01' 
SET @et='2008-01-01' 
WHILE @st <@et 
BEGIN 
INSERT INTO @t VALUES(@st) 
SELECT @st=DATEADD(DAY,1,@st) 
END 
SELECT date0,DATENAME(weekday,date0) FROM @t WHERE DATEPART(weekday,date0+@@DATEFIRST-1) IN (6,7)