--source include/galera_cluster.inc if (!$HA_ARCHIVE_SO) { skip Needs Archive loadable plugin; } INSTALL PLUGIN ARCHIVE SONAME 'ha_archive.so'; CREATE TABLE t (a CHAR(1)) ENGINE=ARCHIVE; SHOW CREATE TABLE t; INSERT INTO t VALUES ('A'); UNINSTALL SONAME 'ha_archive'; ALTER TABLE t CHANGE COLUMN a a CHAR(2); --error ER_UNKNOWN_STORAGE_ENGINE INSERT INTO t (a) VALUES ('AB'); DROP TABLE t;