Solving a Advanced SQL Interview Problem | Advanced SQL Tutorial
In this video we will discuss a advanced sql interview problem using 2 methods:
script:
create table job_positions (id int,
title varchar(100),
groups varchar(10),
levels varchar(10),
payscale int,
totalpost int );
insert into job_positions values (1, 'General manager', 'A', 'l-15', 10000, 1);
insert into job_positions values (2, 'Manager', 'B', 'l-14', 9000, 5);
insert into job_positions values (3, 'Asst. Manager', 'C', 'l-13', 8000, 10);
create table job_employees ( id int,
name varchar(100),
position_id int
);
insert into job_employees values (1, 'John Smith', 1);
insert into job_employees values (2, 'Jane Doe', 2);
insert into job_employees values (3, 'Michael Brown', 2);
insert into job_employees values (4, 'Emily Johnson', 2);
insert into job_employees values (5, 'William Lee', 3);
insert into job_employees values (6, 'Jessica Clark', 3);
insert into job_employees values (7, 'Christopher Harris', 3);
insert into job_employees values (8, 'Olivia Wilson', 3);
insert into job_employees values (9, 'Daniel Martinez', 3);
insert into job_employees values (10, 'Sophia Miller', 3)
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