学步园

MERGE INTO BB B
	USING (SELECT * FROM AA) A
	ON(A.ID = B.ID)
	WHEN MATCHED THEN
	       UPDATE SET B.BLUE_BALL1 = A.BLUE_BALL1 WHERE A.ID = B.ID
	WHEN NOT MATCHED THEN  
	       INSERT VALUES(A.ID,A.BLUE_BALL1);