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  • SQL生成规则数

    --------------------------开始--------------------------
    --开始值
    DECLARE @start INT = 1
    --结束值
    DECLARE @end INT = 1000
    --长度
    DECLARE @length INT = LEN(@end)
    --前缀
    DECLARE @prefix VARCHAR(50) = '0990';
    --后缀
    DECLARE @suffix VARCHAR(50) = '';
    ------------------------------------------
    WHILE @start < @end
        BEGIN
            INSERT  INTO dbo.Scenery
                    ( Name
                    )
            VALUES  ( @prefix + REPLICATE('0',
                                          @length
                                          - DATALENGTH(CAST(@start AS VARCHAR(50))))
                      + CAST(@start AS VARCHAR(50)) + @suffix
                    )
            SET @start = @start + 1
        END
    --------------------------结束--------------------------

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  • 原文地址:https://www.cnblogs.com/jiangqw/p/3845358.html
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