--disable_warnings
drop table if exists tt;
create table tt(id int primary key, c1 int, c2 char(2), c3 varchar(10)) charset utf8;
--enable_warnings

insert into tt values(1,1,'中国','中国');
select * from tt;
alter table tt modify column c2 char(2) charset utf8mb4;
select * from tt;

--disable_warnings
drop table if exists tt_varchar;
create table tt_varchar(id int primary key, c1 int, c2 varchar(2), c3 varchar(10)) charset utf8;
--enable_warnings

insert into tt_varchar values(1,1,'中国','中国');
select * from tt_varchar;
alter table tt_varchar modify column c2 varchar(2) charset utf8mb4;
select * from tt_varchar;

--disable_warnings
drop table if exists tt_text;
create table tt_text(id int primary key, c1 int, c2 text, c3 varchar(10)) charset utf8;
--enable_warnings

insert into tt_text values(1,1,'中国','中国');
select * from tt_text;
alter table tt_text modify column c2 text charset utf8mb4;
select * from tt_text;

--disable_warnings
drop table if exists tt_enum;
create table tt_enum(id int primary key, c1 int, c2 enum('RED','GREEN','YELLOW'), c3 varchar(10)) charset utf8;
--enable_warnings

insert into tt_enum values(1,1,'GREEN','中国');
select * from tt_enum;
alter table tt_enum modify column c2 enum('RED','GREEN','YELLOW')  charset utf8mb4;
select * from tt_enum;

#cleanp
drop table tt;
drop table tt_varchar;
drop table tt_text;
drop table tt_enum;

--source suite/xengine/include/check_xengine_log_error.inc