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call mtr.add_suppression(" marked as crashed and should be repaired");
create table t1 (a int auto_increment primary key, b text);
insert t1 (b) select repeat("A", 100);
insert t1 (b) select repeat("B", 200) from t1;
insert t1 (b) select repeat("C", 300) from t1;
delete from t1 where a < 3;
explain select a, left(b,10) from t1 order by a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 Using filesort
select left(b,10), a from t1 order by a;
left(b,10) a
CCCCCCCCCC 3
CCCCCCCCCC 4
set debug_sync='myisam_before_repair_by_sort wait_for go';
optimize table t1;
select a, left(b,10) from t1 order by a;
set debug_sync='now signal go';
Table Op Msg_type Msg_text
test.t1 optimize status OK
a left(b,10)
3 CCCCCCCCCC
4 CCCCCCCCCC
drop table t1;
set debug_sync='reset';
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