下列SQL语句中,修改表结构的是
A.ALTER
B.CREATE
C.UPDATE
D.INSERT
A.System.out.println(1+2+3);
B.System.out.println(1+""+2+3);
C.System.out.println(1+2+3+"");
D.System.out.println(1+2+""+3);
A.System.out.println(1+2+3);
B.System.out.println(1+""+2+3);
C.System.out.println(1+2+3+"");
D.System.out.println(1+2+""+3);
A、GRANT SELECT TO SC ON U1 WITH PUBLIC
B、GRANT SELECT ON SC TO U1 WITH GRANT OPTION
A. Integer i=new Integer(10);egerLUE
B. Integer i=10;
C. int i=10;
D. Integer i=Integer (10);