1SET @@session.default_storage_engine = 'archive';
2create table t1 (a int, b int as (a+1));
3ERROR HY000: ARCHIVE storage engine does not support generated columns
4create table t1 (a int not null);
5alter table t1 add column b int as (a+1);
6ERROR HY000: ARCHIVE storage engine does not support generated columns
7drop table t1;
8