1
CREATE TABLE t1 (a int);
2
ALTER ONLINE TABLE t1 RENAME t2;
3
ALTER ONLINE TABLE t2 RENAME t1;
4
ALTER ONLINE TABLE t1 add column b int;
5
ERROR 42000: This version of Drizzle doesn't yet support 'ALTER ONLINE TABLE t1 add column b int'
6
ALTER OFFLINE TABLE t1 add column c int;