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Current File : /usr/local/mysql/mysql-test/main/win_ntile.result
create table t1 (
pk int primary key,
a int,
b int
);
insert into t1 values
(11 , 0, 10),
(12 , 0, 10),
(13 , 1, 10),
(14 , 1, 10),
(18 , 2, 10),
(15 , 2, 20),
(16 , 2, 20),
(17 , 2, 20),
(19 , 4, 20),
(20 , 4, 20);
select pk, a, b, ntile(-1) over (order by a)
from t1;
ERROR HY000: Argument of NTILE must be greater than 0
select pk, a, b,
ntile(0) over (order by a)
from t1;
ERROR HY000: Argument of NTILE must be greater than 0
select pk, a, b,
ntile(1) over (order by pk)
from t1;
pk	a	b	ntile(1) over (order by pk)
11	0	10	1
12	0	10	1
13	1	10	1
14	1	10	1
15	2	20	1
16	2	20	1
17	2	20	1
18	2	10	1
19	4	20	1
20	4	20	1
select pk, a, b,
ntile(2) over (order by pk)
from t1;
pk	a	b	ntile(2) over (order by pk)
11	0	10	1
12	0	10	1
13	1	10	1
14	1	10	1
15	2	20	1
16	2	20	2
17	2	20	2
18	2	10	2
19	4	20	2
20	4	20	2
select pk, a, b,
ntile(3) over (order by pk)
from t1;
pk	a	b	ntile(3) over (order by pk)
11	0	10	1
12	0	10	1
13	1	10	1
14	1	10	1
15	2	20	2
16	2	20	2
17	2	20	2
18	2	10	3
19	4	20	3
20	4	20	3
select pk, a, b,
ntile(4) over (order by pk)
from t1;
pk	a	b	ntile(4) over (order by pk)
11	0	10	1
12	0	10	1
13	1	10	1
14	1	10	2
15	2	20	2
16	2	20	2
17	2	20	3
18	2	10	3
19	4	20	4
20	4	20	4
select pk, a, b,
ntile(5) over (order by pk)
from t1;
pk	a	b	ntile(5) over (order by pk)
11	0	10	1
12	0	10	1
13	1	10	2
14	1	10	2
15	2	20	3
16	2	20	3
17	2	20	4
18	2	10	4
19	4	20	5
20	4	20	5
select pk, a, b,
ntile(6) over (order by pk)
from t1;
pk	a	b	ntile(6) over (order by pk)
11	0	10	1
12	0	10	1
13	1	10	2
14	1	10	2
15	2	20	3
16	2	20	3
17	2	20	4
18	2	10	4
19	4	20	5
20	4	20	6
select pk, a, b,
ntile(7) over (order by pk)
from t1;
pk	a	b	ntile(7) over (order by pk)
11	0	10	1
12	0	10	1
13	1	10	2
14	1	10	2
15	2	20	3
16	2	20	3
17	2	20	4
18	2	10	5
19	4	20	6
20	4	20	7
select pk, a, b,
ntile(8) over (order by pk)
from t1;
pk	a	b	ntile(8) over (order by pk)
11	0	10	1
12	0	10	1
13	1	10	2
14	1	10	2
15	2	20	3
16	2	20	4
17	2	20	5
18	2	10	6
19	4	20	7
20	4	20	8
select pk, a, b,
ntile(9) over (order by pk)
from t1;
pk	a	b	ntile(9) over (order by pk)
11	0	10	1
12	0	10	1
13	1	10	2
14	1	10	3
15	2	20	4
16	2	20	5
17	2	20	6
18	2	10	7
19	4	20	8
20	4	20	9
select pk, a, b,
ntile(10) over (order by pk)
from t1;
pk	a	b	ntile(10) over (order by pk)
11	0	10	1
12	0	10	2
13	1	10	3
14	1	10	4
15	2	20	5
16	2	20	6
17	2	20	7
18	2	10	8
19	4	20	9
20	4	20	10
select pk, a, b,
ntile(11) over (order by pk)
from t1;
pk	a	b	ntile(11) over (order by pk)
11	0	10	1
12	0	10	2
13	1	10	3
14	1	10	4
15	2	20	5
16	2	20	6
17	2	20	7
18	2	10	8
19	4	20	9
20	4	20	10
select pk, a, b,
ntile(20) over (order by pk)
from t1;
pk	a	b	ntile(20) over (order by pk)
11	0	10	1
12	0	10	2
13	1	10	3
14	1	10	4
15	2	20	5
16	2	20	6
17	2	20	7
18	2	10	8
19	4	20	9
20	4	20	10
select pk, a, b,
ntile(1) over (partition by b order by pk)
from t1;
pk	a	b	ntile(1) over (partition by b order by pk)
11	0	10	1
12	0	10	1
13	1	10	1
14	1	10	1
18	2	10	1
15	2	20	1
16	2	20	1
17	2	20	1
19	4	20	1
20	4	20	1
select pk, a, b,
ntile(2) over (partition by b order by pk)
from t1;
pk	a	b	ntile(2) over (partition by b order by pk)
11	0	10	1
12	0	10	1
13	1	10	1
14	1	10	2
18	2	10	2
15	2	20	1
16	2	20	1
17	2	20	1
19	4	20	2
20	4	20	2
select pk, a, b,
ntile(3) over (partition by b order by pk)
from t1;
pk	a	b	ntile(3) over (partition by b order by pk)
11	0	10	1
12	0	10	1
13	1	10	2
14	1	10	2
18	2	10	3
15	2	20	1
16	2	20	1
17	2	20	2
19	4	20	2
20	4	20	3
select pk, a, b,
ntile(4) over (partition by b order by pk)
from t1;
pk	a	b	ntile(4) over (partition by b order by pk)
11	0	10	1
12	0	10	1
13	1	10	2
14	1	10	3
18	2	10	4
15	2	20	1
16	2	20	1
17	2	20	2
19	4	20	3
20	4	20	4
select pk, a, b,
ntile(5) over (partition by b order by pk)
from t1;
pk	a	b	ntile(5) over (partition by b order by pk)
11	0	10	1
12	0	10	2
13	1	10	3
14	1	10	4
18	2	10	5
15	2	20	1
16	2	20	2
17	2	20	3
19	4	20	4
20	4	20	5
select pk, a, b,
ntile(6) over (partition by b order by pk)
from t1;
pk	a	b	ntile(6) over (partition by b order by pk)
11	0	10	1
12	0	10	2
13	1	10	3
14	1	10	4
18	2	10	5
15	2	20	1
16	2	20	2
17	2	20	3
19	4	20	4
20	4	20	5
select pk, a, b,
ntile(7) over (partition by b order by pk)
from t1;
pk	a	b	ntile(7) over (partition by b order by pk)
11	0	10	1
12	0	10	2
13	1	10	3
14	1	10	4
18	2	10	5
15	2	20	1
16	2	20	2
17	2	20	3
19	4	20	4
20	4	20	5
select pk, a, b,
ntile(8) over (partition by b order by pk)
from t1;
pk	a	b	ntile(8) over (partition by b order by pk)
11	0	10	1
12	0	10	2
13	1	10	3
14	1	10	4
18	2	10	5
15	2	20	1
16	2	20	2
17	2	20	3
19	4	20	4
20	4	20	5
select pk, a, b,
ntile(9) over (partition by b order by pk)
from t1;
pk	a	b	ntile(9) over (partition by b order by pk)
11	0	10	1
12	0	10	2
13	1	10	3
14	1	10	4
18	2	10	5
15	2	20	1
16	2	20	2
17	2	20	3
19	4	20	4
20	4	20	5
select pk, a, b,
ntile(10) over (partition by b order by pk)
from t1;
pk	a	b	ntile(10) over (partition by b order by pk)
11	0	10	1
12	0	10	2
13	1	10	3
14	1	10	4
18	2	10	5
15	2	20	1
16	2	20	2
17	2	20	3
19	4	20	4
20	4	20	5
select pk, a, b,
ntile(11) over (partition by b order by pk)
from t1;
pk	a	b	ntile(11) over (partition by b order by pk)
11	0	10	1
12	0	10	2
13	1	10	3
14	1	10	4
18	2	10	5
15	2	20	1
16	2	20	2
17	2	20	3
19	4	20	4
20	4	20	5
select pk, a, b,
ntile(20) over (partition by b order by pk)
from t1;
pk	a	b	ntile(20) over (partition by b order by pk)
11	0	10	1
12	0	10	2
13	1	10	3
14	1	10	4
18	2	10	5
15	2	20	1
16	2	20	2
17	2	20	3
19	4	20	4
20	4	20	5
select pk, a, b,
ntile(1 + 3) over (partition by b order by pk)
from t1;
pk	a	b	ntile(1 + 3) over (partition by b order by pk)
11	0	10	1
12	0	10	1
13	1	10	2
14	1	10	3
18	2	10	4
15	2	20	1
16	2	20	1
17	2	20	2
19	4	20	3
20	4	20	4
select pk, a, b,
ntile((select 4)) over (partition by b order by pk)
from t1;
pk	a	b	ntile((select 4)) over (partition by b order by pk)
11	0	10	1
12	0	10	1
13	1	10	2
14	1	10	3
18	2	10	4
15	2	20	1
16	2	20	1
17	2	20	2
19	4	20	3
20	4	20	4
select t1.a from t1 where pk = 11;
a
0
select pk, a, b,
ntile((select a from t1 where pk=11)) over (partition by b order by pk)
from t1;
ERROR HY000: Argument of NTILE must be greater than 0
select t1.a from t1 where pk = 13;
a
1
select pk, a, b,
ntile((select a from t1 where pk=13)) over (partition by b order by pk) as ntile
from t1;
pk	a	b	ntile
11	0	10	1
12	0	10	1
13	1	10	1
14	1	10	1
18	2	10	1
15	2	20	1
16	2	20	1
17	2	20	1
19	4	20	1
20	4	20	1
explain
select pk, a, b,
ntile((select a from t1 where pk=13)) over (partition by b order by pk) as ntile
from t1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	PRIMARY	t1	ALL	NULL	NULL	NULL	NULL	10	Using temporary
2	SUBQUERY	t1	const	PRIMARY	PRIMARY	4	const	1	
select a from t1;
a
0
0
1
1
2
2
2
2
4
4
select pk, a, b,
ntile((select a from t1)) over (partition by b order by pk)
from t1;
ERROR 21000: Subquery returns more than 1 row
drop table t1;
#
# MDEV-9911 NTILE must return an error when parameter is not stable
#
create table t1 (
pk int primary key,
c1 nvarchar(10),
c2 nvarchar(10),
c3 int
);
insert into t1 values
(1, 'Mark', 'Male', 5),
(2, 'John', 'Male', 5),
(3, 'Pam', 'Female', 6),
(4, 'Sara', 'Female', 6),
(5, 'Todd', 'Male', 5),
(6, 'Mary', 'Female', 6),
(7, 'Ben', 'Male', 5),
(8, 'Jodi', 'Female', 6),
(9, 'Tom', 'Male', 5),
(10, 'Lucky', 'Male', 5),
(11, 'Mark', 'Male', 5),
(12, 'John', 'Male', 5),
(13, 'Pam', 'Female', 6),
(14, 'Sara', 'Female', 6),
(15, 'Todd', 'Male', 5),
(16, 'Mary', 'Female', 6),
(17, 'Ben', 'Male', 5),
(18, 'Jodi', 'Female', 6),
(19, 'Tom', 'Male', 5),
(20, 'Lucky', 'Male', 5);
select c1, c2, c3, ntile(6) over (partition by c2 order by pk) from t1;
c1	c2	c3	ntile(6) over (partition by c2 order by pk)
Pam	Female	6	1
Sara	Female	6	1
Mary	Female	6	2
Jodi	Female	6	2
Pam	Female	6	3
Sara	Female	6	4
Mary	Female	6	5
Jodi	Female	6	6
Mark	Male	5	1
John	Male	5	1
Todd	Male	5	2
Ben	Male	5	2
Tom	Male	5	3
Lucky	Male	5	3
Mark	Male	5	4
John	Male	5	4
Todd	Male	5	5
Ben	Male	5	5
Tom	Male	5	6
Lucky	Male	5	6
select c1, c2, c3, ntile(c3) over (partition by c2 order by pk) from t1;
c1	c2	c3	ntile(c3) over (partition by c2 order by pk)
Pam	Female	6	1
Sara	Female	6	1
Mary	Female	6	2
Jodi	Female	6	2
Pam	Female	6	3
Sara	Female	6	4
Mary	Female	6	5
Jodi	Female	6	6
Mark	Male	5	1
John	Male	5	1
Todd	Male	5	1
Ben	Male	5	2
Tom	Male	5	2
Lucky	Male	5	2
Mark	Male	5	3
John	Male	5	3
Todd	Male	5	4
Ben	Male	5	4
Tom	Male	5	5
Lucky	Male	5	5
update t1 set c3= 1 where pk = 1;
select c1, c2, c3, ntile(c3) over (partition by c2 order by pk) from t1;
ERROR HY000: Argument of NTILE must be greater than 0
drop table t1;

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