mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-22 23:52:03 +00:00
21 lines
467 B
SQL
21 lines
467 B
SQL
DROP TABLE IF EXISTS test;
|
|
CREATE TABLE test(start Integer, end Integer) engine = Memory;
|
|
INSERT INTO test(start,end) VALUES (1,3),(2,7),(3,999),(4,7),(5,8);
|
|
|
|
/*
|
|
1 2 3 4 5 6 7 8 9
|
|
------------------>
|
|
1---3
|
|
2---------7
|
|
3-------------
|
|
4-----7
|
|
5-----8
|
|
------------------>
|
|
1 2 3 3 4 4 4 2 1 //intersections count for each point
|
|
*/
|
|
|
|
SELECT maxIntersections(start,end) FROM test;
|
|
SELECT maxIntersectionsPosition(start,end) FROM test;
|
|
|
|
DROP TABLE test;
|