A.作業(yè)計(jì)劃運(yùn)行頻率 B.作業(yè)計(jì)劃每天運(yùn)行頻率 C.作業(yè)計(jì)劃持續(xù)時(shí)間 D.作業(yè)計(jì)劃執(zhí)行身份
A.T-SQL語(yǔ)言腳本 B.命令行運(yùn)行程序 C.Integration Service包 D.Analysis Service命令
A.alter table employee alter column state varchar(100) B.alter table employee column state varchar(100) C.alter table employee alter column of state varchar(100) D.alter table employee add column state varchar(100)