SET DEFAULT_STORAGE_ENGINE = 'tokudb';
# Establish connection conn1 (user = root)
connect  conn1,localhost,root,,;
connect  conn2,localhost,root,,;
connect  conn3,localhost,root,,;
connect  conn4,localhost,root,,;
connect  conn5,localhost,root,,;
DROP TABLE IF EXISTS foo;
connection default;
create table foo (a int, b varchar (100), primary key (a)) engine=TokuDB;
show create table foo;
Table	Create Table
foo	CREATE TABLE `foo` (
  `a` int(11) NOT NULL,
  `b` varchar(100) DEFAULT NULL,
  PRIMARY KEY (`a`)
) ENGINE=TokuDB DEFAULT CHARSET=latin1
connection conn1;
set session transaction isolation level repeatable read;
begin;
select * from foo;
a	b
connection default;
replace into foo values (1, "a");
connection conn2;
set session transaction isolation level repeatable read;
begin;
select * from foo;
a	b
1	a
connection default;
delete from foo;
connection conn3;
set session transaction isolation level repeatable read;
begin;
select * from foo;
a	b
connection default;
replace into foo values (1,"abc");
connection conn4;
set session transaction isolation level repeatable read;
begin;
select * from foo;
a	b
1	abc
connection default;
delete from foo;
connection conn5;
set session transaction isolation level repeatable read;
begin;
select * from foo;
a	b
connection conn1;
select * from foo;
a	b
commit;
connection conn2;
select * from foo;
a	b
1	a
commit;
connection conn3;
select * from foo;
a	b
commit;
connection conn4;
select * from foo;
a	b
1	abc
commit;
connection conn5;
select * from foo;
a	b
commit;
connection default;
disconnect conn1;
disconnect conn2;
disconnect conn3;
disconnect conn4;
disconnect conn5;
connection default;
set session transaction isolation level serializable;
DROP TABLE foo;