A.drop table to stu
B.drop table stu
C.drop table if exists stu
D.create table stu
您可能感興趣的試卷
你可能感興趣的試題
A.select * from wg
B.show tbales
C.show databases
D.show * from wg
A.select ID from wg
B.show ID from wg
C.select * from student group by ID
D.show * from wg
A.select * from ds.phones where Brand="華為"and model="P20"
B.select * from ds.phones where Brand="華為"or model="P20"
C.select * from ds.phones where having"華為"and"P20"
D.select * from ds.phones where having"華為"or"P20"
A.where
B.group by
C.order by
D.limit
最新試題
以下防火墻說法正確的是()
iptables中的filte表有哪幾個(gè)規(guī)則鏈()
iptables中的filte表有一般作用于那幾個(gè)鏈()
防火墻可分為以下()
iptables四表中能實(shí)現(xiàn)端口映射的是()
命令“seq16”執(zhí)行后將產(chǎn)生的數(shù)字序列是()
iptables的策略有()
iptables中,實(shí)現(xiàn)指定默認(rèn)規(guī)則的選項(xiàng)為()
下列關(guān)于iptables常用命令解釋正確的是()
判斷文件file是否可執(zhí)行,可以用()