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In this SQL mock interview, an American Express PM writes SQL to determine which employees make more than their managers. We'll review the SQL syntax, table design, data types, aggregation functions, subqueries, joins, and conditional statements that you'll need to be familiar with to succeed in the mock interview.
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Chapters -
00:00 - Intro
00:11 - Answer
02:44 - What would the output look like?
04:11 - Query without joining sub-queries
05:49 - Which approach is more efficient and why?
06:39 - How often do you write queries in your PM role?
09:17 - Outro
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