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SET DEFAULT_STORAGE_ENGINE = 'tokudb';
DROP TABLE IF EXISTS foo;
create table foo (a int, b int, primary key (a))engine=tokudb;
insert into foo values (1,10),(2,2),(3,300),(4,40);
select * from foo;
a b
1 10
2 2
3 300
4 40
replace into foo values (5,50),(10,1000);
select * from foo;
a b
1 10
2 2
3 300
4 40
5 50
10 1000
replace into foo (a) values (1),(3);
select * from foo;
a b
1 NULL
2 2
3 NULL
4 40
5 50
10 1000
replace into foo values (1,1),(3,3),(6,60);
select * from foo;
a b
1 1
2 2
3 3
4 40
5 50
6 60
10 1000
alter table foo add index (b);
select b from foo;
b
1
2
3
40
50
60
1000
select * from foo;
a b
1 1
2 2
3 3
4 40
5 50
6 60
10 1000
delete from foo where a > 4;
replace into foo values (1,10),(2,2),(3,300),(4,40);
select * from foo use index (primary);
a b
1 10
2 2
3 300
4 40
replace into foo values (5,50),(10,1000);
select * from foo use index (primary);
a b
1 10
2 2
3 300
4 40
5 50
10 1000
replace into foo (a) values (1),(2),(3),(4);
select * from foo use index (primary);
a b
1 NULL
2 NULL
3 NULL
4 NULL
5 50
10 1000
DROP TABLE foo;
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