The dog belongs to (1)____________. A: column A B: column B

Task 1 Match the English in Column A with their meanings in Column B.

订单表Orders的列OrderID的类型是小整型(smallint),根据业务的发展需要改为整型(int),应该使用下面的哪条语句?( ) A: ALTER COLUMN OrderID int FROM Orders B: ALTER TABLE Orders ( OrderID int ) C: ALTER TABLE Orders ALTER COLUMN OrderID int D: ALTER COLUMN Orders.OrderID int

以下语句错误的是( ) A: alter table emp delete column addcolumn; B: alter table emp modify column addcolumn char(10); C: alter table emp change addcolumn addcolumn int; D: alter table emp add column addcolumn int;

SQL语句：ALTER TABLE STUDENT1 ______ COLUMN XH INT，功能是将表STUDENT1的COLUMN列变成INT型的，应填入______ A: CREATE B: ALTER C: INSERT D: DELETE

P8-Task 1(副本) Match the author’s attitudes in Column A with the categories listed in Column B.

智慧职教: Task 1  Find the right definition in Column B that matches the words in Column A.

下列等式成立的是()。 A: COLUMN(A23)=1 B: COLUMN(W23)=23 C: ROW(A23)=1 D: ROW(W23)=23

JTextField的构造方法中,方法JTextField(String text,int column)的作用是()

以下可以用来修改表结构的命令是（）。 A: alter table student add sphone int B: alter table student add unique(sfzh) C: alter table student drop column saddress D: alter table student alter column sage int