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SET DEFAULT_STORAGE_ENGINE = 'tokudb';
# Establish connection conn1 (user = root)
connect conn1,localhost,root,,;
DROP TABLE IF EXISTS foo;
connection conn1;
set session transaction isolation level repeatable read;
connection default;
set session transaction isolation level repeatable read;
create table foo (a int, b int, primary key (a))engine=TokUDB;
insert into foo values (1,1),(2,2),(3,3),(4,4),(5,5),(10,10),(20,20),(30,30),(40,40),(50,50);
connection conn1;
begin;
select * from foo;
a b
1 1
2 2
3 3
4 4
5 5
10 10
20 20
30 30
40 40
50 50
# number of rows should be 8
explain select * from foo where a > 1 and a < 50;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE foo range PRIMARY PRIMARY 4 NULL 8 Using where
connection default;
delete from foo where a = 2 or a = 4 or a = 10 or a = 30 or a = 50;
# number of rows should be 8
explain select * from foo where a > 1 and a < 50;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE foo range PRIMARY PRIMARY 4 NULL 8 Using where
# should have just 4 values
select * from foo where a > 1 and a < 50;
a b
3 3
5 5
20 20
40 40
connection conn1;
# number of rows should be 8
explain select * from foo where a > 1 and a < 50;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE foo range PRIMARY PRIMARY 4 NULL 8 Using where
# 8 values
select * from foo where a > 1 and a < 50;
a b
2 2
3 3
4 4
5 5
10 10
20 20
30 30
40 40
commit;
connection default;
disconnect conn1;
connection default;
set session transaction isolation level serializable;
DROP TABLE foo;
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