A.′+1234-1234′ B.出錯 C.0 D.1234
A.在數(shù)據(jù)庫設(shè)計器打開后程序繼續(xù)執(zhí)行 B.只是打開數(shù)據(jù)庫設(shè)計器,禁止對數(shù)據(jù)庫進行修改 C.打開數(shù)據(jù)庫設(shè)計器后,應(yīng)用程序會暫停 D.打開數(shù)據(jù)庫設(shè)計器,并可以對數(shù)據(jù)庫進行修改
A.INSERT B.APPEND C.MODI STRU D.EDIT