SQL Server获取连续区间的日期

-- 获取连续区间的日期
DECLARE @StartTime DATE = '2019-03-08', -- 开始时间
        @EndTime   DATE = '2019-03-18' -- 结束时间

SELECT CONVERT(NVARCHAR(10),DATEADD(DAY,number,@StartTime),120) AS DayTime
  FROM master..spt_values  
 WHERE type = 'p' 
   AND number <= DATEDIFF(DAY,@StartTime,@EndTime)

-- 获取连续区间的月份
DECLARE @StartTime DATE = '2019-03-08', -- 开始时间
        @EndTime   DATE = '2019-12-28' -- 结束时间

SELECT CONVERT(VARCHAR(7),DATEADD(MONTH,number,@StartTime),120) AS MonthTime
  FROM master..spt_values WITH (NOLOCK) 
 WHERE type='P' 
   AND number <= DATEDIFF(MONTH,@StartTime,@EndTime)

-- 获取连续区间的年份
DECLARE @StartTime DATE = '2019-03-08', -- 开始时间
        @EndTime   DATE = '2020-03-08' -- 结束时间

SELECT CONVERT(VARCHAR(4),DATEADD(YEAR,number,@StartTime),120) AS YearTime
  FROM master..spt_values WITH (NOLOCK) 
 WHERE type='P' 
   AND number <= DATEDIFF(YEAR,@StartTime,@EndTime)

-- 连续获取天
DECLARE @StartTime DATE = '2019-03-08', -- 开始时间
        @EndTime   DATE = '2019-03-18' -- 结束时间

-- 创建临时表#DateTime存储日期
CREATE TABLE #DateTime
(
    DayTime DATE
);

-- 循环获取日期插入临时表
WHILE @StartTime <= @EndTime
BEGIN
    INSERT INTO #DateTime (DayTime)
    VALUES (@StartTime);
    SET @StartTime = DATEADD(DAY, 1, @StartTime);
END;

SELECT DayTime FROM #DateTime;

-- 删除临时表
DROP TABLE #DateTime;

-- 连续获取的月
DECLARE @StartTime DATE = '2019-03-08', -- 开始时间
        @EndTime   DATE = '2019-12-28' -- 结束时间

-- 创建临时表#MonthTime存储日期
CREATE TABLE #MonthTime
(
    MonthTime VARCHAR(7)
);



-- 循环获取日期插入临时表
WHILE @StartTime <= @EndTime
BEGIN
    INSERT INTO #MonthTime (MonthTime)
    VALUES (CONVERT(VARCHAR(7),@StartTime));
    SET @StartTime = DATEADD(MONTH, 1, @StartTime);
END;

SELECT MonthTime FROM #MonthTime;

-- 删除临时表
DROP TABLE #MonthTime;

-- 连续获取的月
DECLARE @StartTime DATE = '2019-03-08', -- 开始时间
        @EndTime   DATE = '2025-03-28' -- 结束时间

-- 创建临时表#YearTime存储日期
CREATE TABLE #YearTime
(
    YearTime VARCHAR(4)
);



-- 循环获取日期插入临时表
WHILE @StartTime <= @EndTime
BEGIN
    INSERT INTO #YearTime (YearTime)
    VALUES (CONVERT(VARCHAR(4),@StartTime));
    SET @StartTime = DATEADD(YEAR, 1, @StartTime);
END;

SELECT YearTime FROM #YearTime;

-- 删除临时表
DROP TABLE #YearTime;

DECLARE @StartTime DATE = '2018-12-08', -- 开始时间
@EndTime DATE = '2019-03-18' -- 结束时间
;
-- 获取连续天
WITH CteDateDay AS
(
SELECT @StartTime DayTime
UNION ALL
SELECT DATEADD(DAY,1,DayTime) DayTime FROM CteDateDay
WHERE DayTime<@EndTime
)
SELECT DayTime FROM CteDateDay
OPTION (MAXRECURSION 0)
;

-- 获取连续月
WITH CteDateMonth AS
(
SELECT CONVERT(VARCHAR(7),@StartTime,120) MonthTime
UNION ALL
SELECT CONVERT(VARCHAR(7),DATEADD(MONTH,1,CAST(MonthTime+'-01' AS DATE)),120) DayTime FROM CteDateMonth
WHERE MonthTime<CONVERT(VARCHAR(7),@EndTime,120)
)
SELECT MonthTime FROM CteDateMonth
OPTION (MAXRECURSION 0)
;

-- 获取连续年
WITH CteDateYear AS
(
SELECT DATEPART(YEAR,@StartTime) YearTime
UNION ALL
SELECT YearTime+1 DayTime FROM CteDateYear
WHERE YearTime<DATEPART(YEAR,@EndTime)
)
SELECT YearTime FROM CteDateYear
OPTION (MAXRECURSION 0)