A. DECLARE Kcb_Cur CURSOR FOR SELECT * FROM KCBB. SET K……
定义对应KCB全部记录的游标Kcb_Cur的语句为()。
A. DECLARE Kcb_Cur CURSOR FOR SELECT * FROM KCB
B. SET Kcb_Cur = CURSOR FOR SELECT * FROM KCB
C. CREATE CURSOR Kcb_Cur AS SELECT * FROM KCB
D. DECLARE Kcb_Cur AS TABLE KCB