File: alter_table_autoinc-5574.test

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#
# MDEV-5574 Set AUTO_INCREMENT below max value of column
#
--source include/have_innodb.inc
create table t1(a int(10)unsigned not null auto_increment primary key,
b varchar(255) not null) engine=innodb default charset=utf8;
insert into t1 values(1,'aaa'),(2,'bbb');
alter table t1 auto_increment=1;
insert into t1 values(NULL, 'ccc');
select * from t1;
drop table t1;