Get All the dates of a specific month


 DECLARE @dataforDate DATETIME, @month int
 SET @dataforDate=GETDATE()
 SET @month=DATEPART(MONTH,GETDATE())

 DECLARE @t TABLE ( days DATETIME )
 -- SET NOCOUNT ON added to prevent extra result sets from

 -- interfering with SELECT statements.
        SET NOCOUNT ON;

        WITH    CTE_Days
                  AS ( SELECT   DATEADD(month, @month,
                                        DATEADD(month, -MONTH(@dataforDate),
                                                DATEADD(day,
                                                        -DAY(@dataforDate) + 1,
                                                        CAST(FLOOR(CAST(@dataforDate AS FLOAT)) AS DATETIME)))) Days
                       UNION ALL
                       SELECT   DATEADD(day, 1, Days)
                       FROM     CTE_Days
                       WHERE    Days < DATEADD(day, -1,
                                               DATEADD(month, 1,
                                                       DATEADD(month, @month,
                                                              DATEADD(month,
                                                              -MONTH(@dataforDate),
                                                              DATEADD(day,
                                                              -DAY(@dataforDate)
                                                              + 1,
                                                              CAST(FLOOR(CAST(@dataforDate AS FLOAT)) AS DATETIME))))))
                     )
            INSERT  INTO @t
                    SELECT  *
                    FROM    CTE_Days



   SELECT * FROM @t

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