EVOLUTION-MANAGER
Edit File: 1522.test
--source include/have_tokudb.inc SET DEFAULT_STORAGE_ENGINE='tokudb'; --disable_warnings DROP TABLE IF EXISTS t1; --enable_warnings create table t1 (a int, b int) engine=tokudb; insert into t1 values (1,1),(1,2),(2,1),(2,2); select count(*) from t1 where b > 0; alter table t1 add index b(b) clustering=yes; --replace_column 4 NA 8 NA 9 NA 10 NA explain select count(*) from t1 where b > 0; select count(*) from t1 where b > 0; DROP TABLE t1;