单选题存在两个结构相同的数据库表T1（col1，col2，col3）、T2（col1，col2，col3），写出一SQL语句将所有T1数据导入到T2表（）Aselect col1，col2，col3 from T1 into T2（col1，col2，col3）Binsert T1 （col1，col，col3） into T2（col1，col2，col3）Cinsert into T2 （col1，col2，col3） as select col1，col2，col3 from T1Dinsert into T2（col1，col2，col3） select col1，col2，col3 from T1；
单选题
存在两个结构相同的数据库表T1（col1，col2，col3）、T2（col1，col2，col3），写出一SQL语句将所有T1数据导入到T2表（）
A
select col1，col2，col3 from T1 into T2（col1，col2，col3）
B
insert T1 （col1，col，col3） into T2（col1，col2，col3）
C
insert into T2 （col1，col2，col3） as select col1，col2，col3 from T1
D
insert into T2（col1，col2，col3） select col1，col2，col3 from T1；
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