drop table if exists t1; # # MDEV-32884 Make s3_debug dynamic # create or replace table t1 (a int, b int, c varchar(1000), key (a), key(c)) engine=aria; insert into t1 select seq, seq+10, repeat(char(65+ mod(seq, 20)),mod(seq,1000)) from seq_1_to_100; alter table t1 engine=s3; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL, `c` varchar(1000) DEFAULT NULL, KEY `a` (`a`), KEY `c` (`c`) ) ENGINE=S3 DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci PAGE_CHECKSUM=1 select count(*) from t1; count(*) 100 flush table t1; NOT FOUND /s3_test_/ in mysqld.1.err set @@global.s3_debug=1; select count(*) from t1; count(*) 100 set @@global.s3_debug=0; FOUND 6 /s3_test_/ in mysqld.1.err select count(*) from t1; count(*) 100 drop table t1; FOUND 6 /s3_test_/ in mysqld.1.err