# # Test that we can use tables created in MySQL 5.7 # SHOW CREATE TABLE mysql57_virtual; Table Create Table mysql57_virtual CREATE TABLE `mysql57_virtual` ( `a` int(11) DEFAULT NULL, `b` int(11) GENERATED ALWAYS AS (`a` + 1) VIRTUAL, `c` int(11) GENERATED ALWAYS AS (`a` + 3) STORED ) ENGINE=MyISAM DEFAULT CHARSET=latin1 insert into mysql57_virtual (a) values (1),(2); select * from mysql57_virtual; a b c 1 2 4 2 3 5 alter online table mysql57_virtual comment "I am now a MariaDB table"; ERROR 0A000: LOCK=NONE is not supported. Reason: COPY algorithm requires a lock. Try LOCK=SHARED alter table mysql57_virtual comment "I am now a MariaDB table"; SHOW CREATE TABLE mysql57_virtual; Table Create Table mysql57_virtual CREATE TABLE `mysql57_virtual` ( `a` int(11) DEFAULT NULL, `b` int(11) GENERATED ALWAYS AS (`a` + 1) VIRTUAL, `c` int(11) GENERATED ALWAYS AS (`a` + 3) STORED ) ENGINE=MyISAM DEFAULT CHARSET=latin1 COMMENT='I am now a MariaDB table' DROP TABLE mysql57_virtual; # # Check MySQL 5.7 syntax # create table t1 (a int, b int generated always as (a+1) STORED, c int generated always as (a+2) VIRTUAL); show create table t1; Table Create Table t1 CREATE TABLE `t1` ( `a` int(11) DEFAULT NULL, `b` int(11) GENERATED ALWAYS AS (`a` + 1) STORED, `c` int(11) GENERATED ALWAYS AS (`a` + 2) VIRTUAL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1;