INSERT INTO sites VALUES (1,'http://www.site1.com.br'), (2,'http://www.site2.com.br'), (3,'http://www.site3.com.br'), (4,'http://www.site4.com.br') INSERT INTO usuario VALUES (1001,'User1',18,'m'), (1002,'User2',20,'m'), (1003,'User3',14,'f'), (1004,'User4',25,'m'), (1005,'User5',12,'f'), (1006,'User6',10,'m') INSERT INTO acesso VALUES (98452,2,1001,'2013-05-28'), (98454,4,1002,'2013-05-28'), (98455,2,1001,'2013-05-28'), (98456,2,1005,'2013-05-28'), (98457,2,1003,'2013-05-28'), (98458,2,1001,'2013-05-28'), (98459,1,1002,'2013-05-29'), (98460,2,1001,'2013-05-29'), (98461,4,1005,'2013-05-29'), (98462,2,1001,'2013-05-29'), (98463,2,1003,'2013-05-30'), (98464,2,1001,'2013-05-30'), (98465,2,1005,'2013-05-30'), (98466,1,1005,'2013-05-31'), (98467,1,1002,'2013-05-31'), (98468,2,1001,'2013-05-31'), (98469,2,1001,'2013-05-31'), (98470,1,1001,'2013-05-31'), (98471,4,1001,'2013-06-01'), (98472,1,1001,'2013-06-01'), (98473,2,1001,'2013-06-01'), (98474,4,1005,'2013-06-01'), (98475,4,1001,'2013-06-01'), (98476,2,1001,'2013-06-01')