人员表现性

公式：(产出数 + 不良品) / 机器实际产能

CREATE FUNCTION [dbo].[udf_PersonExpressive] 
(
    @OutputQuantity DECIMAL(18,6),
    @DefectQuantity DECIMAL(18,6),
    @ActualCapacity DECIMAL(18,6) 
)
RETURNS DECIMAL(18,6) 
AS
 BEGIN
    DECLARE @ReturnValue DECIMAL(18,6)
    
    --计算总产出
    DECLARE @GrossOutput DECIMAL(18,6)
    SET @GrossOutput = (ISNULL(@OutputQuantity,0) + ISNULL(@DefectQuantity,0))
    
    SELECT @ReturnValue = (CASE WHEN @ActualCapacity = 0 THEN NULL  WHEN @ActualCapacity IS NULL THEN NULL  WHEN @ActualCapacity <> 0 THEN (@GrossOutput / @ActualCapacity) END)
    RETURN @ReturnValue
 END