SQL绘画日历

转载高人的 SQL 语句

 

DECLARE @Year nvarchar(4)
DECLARE @YearMonth nvarchar(7) --月份
DECLARE @strTop nvarchar(200)
DECLARE @ForI INT,@ForYear INT ,@MaxDay INT
DECLARE @RowX INT --行位置
DECLARE @strWeekDayList nvarchar(20)
DECLARE @strPrint nvarchar(300)
-- ======================================
SET @Year='2012' --请在这里输入年份
-- ======================================
SET @strTop= '日'+char(9)+'一'+char(9)+'二' +char(9)+'三'++char(9)+'四'++char(9)+'五'++char(9)+'六' +char(13)+
'──────────────'
SET @strWeekDayList='日一二三四五六'
SET @ForYear=1
WHILE @ForYear<=12 --1月份至12月份
BEGIN
    SET @YearMonth=@Year + '-' +CAST( @ForYear AS nvarchar(2))
    SET @MaxDay=DAY(DATEADD(Day,-1,DATEADD(Month,1,@YearMonth+'-01')))
    SET @RowX=CHARINDEX(RIGHT(DATENAME(WeekDay,@YearMonth+'-01'),1),@strWeekDayList)-1
    SET @strPrint=''
    SET @ForI=1
    WHILE @ForI<=@RowX --构造1号的位置
    BEGIN
        SET @strPrint=@strPrint+CHAR(9)
        SET @ForI=@ForI+1
    END
    SET @ForI=1
    WHILE @ForI<=@MaxDay --构造2号到月底的位置
    BEGIN
        SET @strPrint=@strPrint+CAST(@ForI AS nvarchar(2)) +Char(9)
        SET @RowX=@RowX+1
        SET @ForI=@ForI+1
        IF (@RowX%7=0)
        BEGIN
            SET @RowX=0
            SET @strPrint=@strPrint+CHAR(13)
        END
    END
    SET @ForYear=@ForYear+1
-- 打印输出一个月的结果
    PRINT '━━━━━━━━━━━━━━'
    PRINT +Char(9)++Char(9)+' '+@YearMonth+CHAR(10)
    PRINT @strTop
    PRINT @strPrint +CHAR(10)
END