Advanced Course
Monthly SQL Practice – March 2023
Curious what juicy queries we've got for you this time? Be sure to check this month's challenge!
5.00
329 learners enrolled
Free trial Yes
Certificate of completion Yes
Time to complete 2 h
Coding challenges 14
Skills you will gain
- Solve complex SQL problems using advanced coding techniques
- Use SQL aggregate functions such as COUNT() or SUM() to summarize data in SQL.
- Create custom classifications of objects in SQL using the CASE WHEN
- Use classifications to group objects in the GROUP BY clause.
- Create complex SQL reports
- Filter data using advanced GROUP BY techniques
- Tackle industry-specific SQL challenges for practical experience
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Description
Welcome to March 2023 SQL Practice! New tasks are waiting for you. If you’ve finished our Creating Basic SQL Reports course or if you have equivalent knowledge, this is a good way to test your database skills. You should be comfortable using CASE WHEN, GROUP BY, and aggregate functions. Are you ready to solve the problems in this month’s SQL practice?
Help Shelly manage her coffee shop!
In this story, you've just been hired as an SQL specialist. You will help Shelly who runs a coffee shop. Shelly would like to gather data to help expand the business. Can you find the most popular menu items? Can you calculate the total revenue in December 2022? The answers are hidden in the database. You just need to figure out how to get them out using SQL.
Hint: In each exercise, you can see a sample of the data. Look in the right-hand menu, under the tab.
Have fun!
Table of contents
Course progress 0%
Exercises completed 0/14
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Challenge
0/14Practice writing SQL queries with our SQL coding practice! Every month, we release a new set of interactive exercises with real-time feedback.
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