1 echo select * from t1,t2,t3 where t1.f1 = t2.f1;
2 select * from t1,t2,t3 where t1.f1 = t2.f1;
3 echo select * from t2,t1,t3 where t1.f1 = t2.f1;
4 select * from t2,t1,t3 where t1.f1 = t2.f1;
5 echo select * from t3,t1,t2 where t1.f1 = t2.f1;
6 select * from t3,t1,t2 where t1.f1 = t2.f1;