SQL Agen Scheduler - Updated

SQLAgent/02_Test/2_Functions/fn_GetPreviousWorkday.sql

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+USE TestDUTASJobSchedule;
+GO
+-- Returns the most recent valid workday before or equal to the given date
+CREATE OR ALTER FUNCTION dbo.fn_GetPreviousWorkday (@InputDate DATE)
+RETURNS DATE
+AS
+BEGIN
+    DECLARE @Workday DATE = @InputDate;
+
+    WHILE DATENAME(WEEKDAY, @Workday) IN ('Saturday','Sunday')
+          OR EXISTS (SELECT 1 FROM dbo.FederalHolidays WHERE HolidayDate = @Workday)
+    BEGIN
+        SET @Workday = DATEADD(DAY, -1, @Workday);
+    END
+
+    RETURN @Workday;
+END;