日期:2014-05-16 浏览次数:20702 次
CREATE TABLE T69 ( UserName VARCHAR2(20), UserNum NUMBER(4) ); INSERT INTO T69 VALUES('张三', 1); INSERT INTO T69 VALUES('张三', 2); INSERT INTO T69 VALUES('张三', 2); INSERT INTO T69 VALUES('张三', 2); INSERT INTO T69 VALUES('张三', 1); INSERT INTO T69 VALUES('张三', 3); INSERT INTO T69 VALUES('张三', 3); INSERT INTO T69 VALUES('李四', 1); INSERT INTO T69 VALUES('李四', 1); INSERT INTO T69 VALUES('李四', 3); INSERT INTO T69 VALUES('李四', 3); INSERT INTO T69 VALUES('李四', 2); INSERT INTO T69 VALUES('李四', 2); INSERT INTO T69 VALUES('李四', 1);