1drop table if exists t; 2create table t (a int, b int, primary key (a)) engine=tokudb; 3insert into t values (1,2),(2,4),(3,8); 4select * from t; 5a b 61 2 72 4 83 8 9select TABLE_ROWS from information_schema.tables where table_schema='test' and table_name='t'; 10TABLE_ROWS 113 12truncate table t; 13select * from t; 14a b 15select TABLE_ROWS from information_schema.tables where table_schema='test' and table_name='t'; 16TABLE_ROWS 170 18drop table t; 19