• sql server查询2010年到当前年的年份列表


    1.函数

    CREATE FUNCTION GetYears(@beginYear int)
    returns @temptale table (text char(4) ,value int)
    BEGIN
    declare @now datetime = DATEADD(YEAR,1,getdate())
    declare @nowChar char(4) = CONVERT(char(4),@now,120)
    declare @nowInt int = CONVERT(char(4),@now,120)

    while(@nowInt>=@beginYear)
    begin
    insert into @temptale select @nowChar,@nowInt

    set @now = dateadd(year,-1,@now)
    set @nowChar = CONVERT(char(4),@now,120)
    set @nowInt = CONVERT(char(4),@now,120)
    end

    return
    END


    select * from GetYears(2010)

    2.临时表

    IF OBJECT_ID(N'tempdb.dbo.#PatientList') IS NOT NULL
    DROP TABLE #PatientList;

    DECLARE @year INT
    SET @year = 2010;
    CREATE TABLE tempdb.dbo.#PatientList
    (
    year INT
    )

    WHILE @year <= YEAR(GETDATE())+1
    BEGIN
    INSERT INTO #PatientList
    (
    year
    )
    VALUES
    (@year -- year - int
    )
    SET @year = @year+1;
    END
    SELECT * FROM #PatientList;
    DROP TABLE #PatientList;

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  • 原文地址:https://www.cnblogs.com/bjhblogs/p/13208294.html
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