--PMPϵͳÊý¾Ý²¹³ä×Ö¶Î
IF NOT EXISTS (SELECT 1 FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME = 'PMP_Project' AND COLUMN_NAME = 'stProjectStepName')
BEGIN
	ALTER TABLE PMP_Project ADD stProjectTypeName nvarchar(200);
	ALTER TABLE PMP_Project ADD stProjectStepName nvarchar(200);
END
GO