1 echo select count(f1) from t2;
2 select count(f1) from t2;
4 echo select count(f1) from t1;
5 select count(f1) from t1;
7 echo select sum(f1) from t1;
8 select sum(f1) from t1;
10 echo select avg(f1) from t1;
11 select avg(f1) from t1;
13 echo select min(f1) from t1;
14 select min(f1) from t1;
16 echo select max(f1) from t1;
17 select max(f1) from t1;