drop table if exists t1;
create table t1 SELECT 1,"table 1";
repair table t1 use_frm;
Table	Op	Msg_type	Msg_text
test.t1	repair	warning	Number of rows changed from 0 to 1
test.t1	repair	status	OK
alter table t1 ENGINE=HEAP;
repair table t1 use_frm;
Table	Op	Msg_type	Msg_text
test.t1	repair	error	The storage engine for the table doesn't support repair
drop table t1;
repair table t1 use_frm;
Table	Op	Msg_type	Msg_text
test.t1	repair	error	Table 'test.t1' doesn't exist
create table t1 engine=myisam SELECT 1,"table 1";