DROP TABLE IF EXISTS t; SET SESSION TOKUDB_DISABLE_SLOW_ALTER=ON; CREATE TABLE t (a VARBINARY(100), b VARBINARY(256), KEY(a), KEY(b)) ENGINE=TokuDB; ALTER TABLE t CHANGE COLUMN a a VARBINARY(100); ALTER TABLE t CHANGE COLUMN a a VARBINARY(1); ERROR 42000: Table 't' uses an extension that doesn't exist in this XYZ version ALTER TABLE t CHANGE COLUMN a a VARBINARY(255); ERROR 42000: Table 't' uses an extension that doesn't exist in this XYZ version ALTER TABLE t CHANGE COLUMN a a VARBINARY(256); ERROR 42000: Table 't' uses an extension that doesn't exist in this XYZ version ALTER TABLE t CHANGE COLUMN b b VARBINARY(256); ALTER TABLE t CHANGE COLUMN b b VARBINARY(255); ERROR 42000: Table 't' uses an extension that doesn't exist in this XYZ version ALTER TABLE t CHANGE COLUMN b b VARBINARY(1024); ERROR 42000: Table 't' uses an extension that doesn't exist in this XYZ version DROP TABLE t; CREATE TABLE t (a VARBINARY(1), b VARBINARY(2), KEY(a,b)) ENGINE=TokuDB; ALTER TABLE t CHANGE COLUMN a a VARBINARY(3); ERROR 42000: Table 't' uses an extension that doesn't exist in this XYZ version ALTER TABLE t CHANGE COLUMN b b VARBINARY(3); ERROR 42000: Table 't' uses an extension that doesn't exist in this XYZ version DROP TABLE t;