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# Establish connection conn1 (user = root)
SET DEFAULT_STORAGE_ENGINE = 'tokudb';
DROP TABLE IF EXISTS foo;
set session transaction isolation level read committed;
create table foo ( a int, b int, primary key (a));
insert into foo values (1,1),(2,2),(3,1),(4,3);
select * from foo;
a b
1 1
2 2
3 1
4 3
begin;
update foo set b=10 where b=1;
select * from foo;
a b
1 10
2 2
3 10
4 3
set session transaction isolation level read committed;
select * from foo;
a b
1 1
2 2
3 1
4 3
set session transaction isolation level read uncommitted;
select * from foo;
a b
1 10
2 2
3 10
4 3
rollback;
begin;
insert into foo values (5,1),(6,2),(7,1),(8,3);
select * from foo;
a b
1 1
2 2
3 1
4 3
5 1
6 2
7 1
8 3
set session transaction isolation level read committed;
select * from foo;
a b
1 1
2 2
3 1
4 3
set session transaction isolation level read uncommitted;
select * from foo;
a b
1 1
2 2
3 1
4 3
5 1
6 2
7 1
8 3
commit;
begin;
delete from foo where b=1;
select * from foo;
a b
2 2
4 3
6 2
8 3
set session transaction isolation level read committed;
select * from foo;
a b
1 1
2 2
3 1
4 3
5 1
6 2
7 1
8 3
set session transaction isolation level read uncommitted;
select * from foo;
a b
2 2
4 3
6 2
8 3
commit;
set session transaction isolation level serializable;
DROP TABLE foo;
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