Pdi TechnologiesMediumSQL & Data Manipulation00:00Welcome to your interview for the Software Engineer role at Pdi Technologies.
The question is on your right: Summarizing Transactions with SQL. Take a moment with it first.
Talk your thinking through with me if you like - when you're confident, submit your answer and I'll grade it like a real screen. You have three graded attempts to score 7/10 or better.
Write a SQL query utilizing aggregate functions and a GROUP BY clause to summarize daily transaction volumes.