gh-ost/localtests/unsigned-modify/create.sql

drop table if exists gh_ost_test;
create table gh_ost_test (
  id bigint(20) NOT NULL AUTO_INCREMENT,
  column1 int(11) NOT NULL,
  column2 smallint(5) unsigned NOT NULL,
  column3 mediumint(8) unsigned NOT NULL,
  column4 tinyint(3) unsigned NOT NULL,
  column5 int(11) NOT NULL,
  column6 int(11) NOT NULL,
  PRIMARY KEY (id),
  KEY c12_ix (column1, column2)
) auto_increment=1;

drop event if exists gh_ost_test;
delimiter ;;
create event gh_ost_test
  on schedule every 1 second
  starts current_timestamp
  ends current_timestamp + interval 60 second
  on completion not preserve
  enable
  do
begin
  -- mediumint maxvalue: 16777215 (unsigned), 8388607 (signed)
  insert into gh_ost_test values (NULL, 13382498, 536,  8388607, 3, 1483892217, 1483892218);
  insert into gh_ost_test values (NULL, 13382498, 536,  8388607, 250, 1483892217, 1483892218);
  insert into gh_ost_test values (NULL, 13382498, 536, 10000000, 3, 1483892217, 1483892218);
end ;;