SET GLOBAL innodb_default_row_format = 'compact'; CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB; FLUSH TABLES t1 FOR EXPORT; UNLOCK TABLES; DROP TABLE t1; SET GLOBAL innodb_default_row_format = 'dynamic'; CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB; ALTER TABLE t1 DISCARD TABLESPACE; ALTER TABLE t1 IMPORT TABLESPACE; ERROR HY000: Schema mismatch (Table flags don't match, server table has ROW_TYPE_DYNAMIC and the meta-data file has ROW_TYPE_COMPACT) DROP TABLE t1;