Build your logic with SQL | Hackerrank SQL Solutions | Prepare and Earn Certification | Part 3

If you want to build your career in data science, You must learn sql. Hackerrank is a good platform to learn SQL from. This is part 1 of the whole series. Do follow this tutorial to master sql for data science.

00:00 Intro
00:26 Higher than 75 marks
05:01 Employee Names
06:05 Employee Salaries
07:54 Type of triangles
14:44 Revising Aggregation - Count Functions
17:27 Revising Aggregation - Sum Functions
18:44 Revising Aggregation : Average Function
19:32 Average Population
21:27 Japan Population
22:32 Population density difference

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