This playlist contains scenario based SQL problems. After solving these you should be able to ace any SQL interview. As and when I find a good problem, i will add it to this playlist.
Curated by: Ankit Bansal (96 videos)
In this video we will discuss a leetcode hard problem, Here is the script to create and insert data: create table players (player_id int, group_id int) insert into players values (15,1); insert into players values (25,1); insert into players values (30,1); insert into players values (45,1); insert into players values (10,2); insert into players values (35,2); insert into players values (50,2); insert into players values (20,3); insert into players values (40,3); create table matches ( match_id int, first_player int, second_player int, first_score int, second_score int) insert into matches values (1,15,45,3,0); insert into matches values (2,30,25,1,2); insert into matches values (3,30,15,2,0); insert into matches values (4,40,20,5,2); insert into matches values (5,35,50,1,1);