1SET DEFAULT_STORAGE_ENGINE='tokudb'; 2*** Bug #22169 *** 3DROP TABLE IF EXISTS t1; 4create table t1 (a int, b varchar(20), c int, key (b(3)) clustering=yes); 5insert into t1 values (1,"100000",100); 6insert into t1 values (2,"200000",200); 7insert into t1 values (3,"300000",300); 8insert into t1 values (4,"400000",400); 9insert into t1 values (5,"500000",500); 10select b from t1 where b > "10"; 11b 12100000 13200000 14300000 15400000 16500000 17alter table t1 drop key b; 18alter table t1 add key b(b(2)) clustering=yes; 19select b from t1 where b > "10"; 20b 21100000 22200000 23300000 24400000 25500000 26DROP TABLE t1; 27