Solving a Advanced SQL Interview Problem | Advanced SQL Tutorial скачать в хорошем качестве

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) Zero to hero(Advance) SQL Aggregation:    • All About SQL Aggregations | SQL Advance |...   Most Asked Join Based Interview Question:    • Most Asked SQL JOIN based Interview Questi...   Solving 4 Trick SQL problems:    • Solving 4 Tricky SQL Problems   Data Analyst Spotify Case Study:    • Data Analyst Spotify Case Study | SQL Inte...   Top 10 SQL interview Questions:    • Top 10 SQL interview Questions and Answers...   Interview Question based on FULL OUTER JOIN:    • SQL Interview Question Based on Full Outer...   Playlist to master SQL :    • Complex SQL Questions for Interview Prepar...   Rank, Dense_Rank and Row_Number:    • RANK, DENSE_RANK, ROW_NUMBER SQL Analytica...   #sql #dataengineer