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 are going to learn a very nice SQL trick. here is the script: create table tasks ( date_value date, state varchar(10) ); insert into tasks values ('2019-01-01','success'),('2019-01-02','success'),('2019-01-03','success'),('2019-01-04','fail') ,('2019-01-05','fail'),('2019-01-06','success')