37 lines
596 B
Plaintext
37 lines
596 B
Plaintext
create table t1 (
|
|
pk int primary key,
|
|
a int,
|
|
b int
|
|
);
|
|
|
|
|
|
insert into t1 values
|
|
( 1 , 0, 10),
|
|
( 2 , 0, 10),
|
|
( 3 , 1, 10),
|
|
( 4 , 1, 10),
|
|
( 8 , 2, 10),
|
|
( 5 , 2, 20),
|
|
( 6 , 2, 20),
|
|
( 7 , 2, 20),
|
|
( 9 , 4, 20),
|
|
(10 , 4, 20);
|
|
|
|
select pk, a, b,
|
|
percent_rank() over (order by a),
|
|
cume_dist() over (order by a)
|
|
from t1;
|
|
|
|
select pk, a, b,
|
|
percent_rank() over (order by pk),
|
|
cume_dist() over (order by pk)
|
|
from t1 order by pk;
|
|
|
|
select pk, a, b,
|
|
percent_rank() over (partition by a order by a),
|
|
cume_dist() over (partition by a order by a)
|
|
from t1;
|
|
|
|
drop table t1;
|
|
|