Advanced SQL
This course will take learners from just being comfortable with SQL to being 100% confident in their knowledge and ability to apply it effectively in the real-world. This journey includes having full confidence in query accuracy, maintainability/understandability, and efficiency. The course will focus on bringing all of these topics together to leave learners confident they can assess, improve, and maintain complex SQL code on realistic data.
Course taught by expert instructors
Meredith Alder
Data Advocate at Hightouch
Meredith is an experienced developer and engineer with a diverse data management and architecture background. She is currently an Engineer/Advocate at Hightouch, the Data Activation company, where she spends her time engaging with the data community to share knowledge and move the industry forward. She is passionate about helping data teams build scalable, high-quality solutions and has served in roles at Brooklyn Data Company, Hudl, and as an independent consultant.
The course
Learn and apply skills with real-world projects.
Junior Analytics Engineer. Some experience with SQL, and want to get more comfortable
Data Scientist / SWE who wants to get more comfortable with SQL
Basic SQL proficiency; You are comfortable writing simple SQL queries but are not as comfortable with complicated joins, window functions, etc.
Try these prep courses first
- Learn
- Data types in SQL
- Data cleaning
- Pivoting & unpivoting
- Nested and semi-structured data
- Flattening & unflattening data
- Nested object queries
ProjectUse SQL to answer questions within a complex dataset.
- Learn
- The SQL style guide
- Complex joins
- Subqueries & CTEs
- Aliases
- Window functions
- UDFs
ProjectRework a query to improve its readability.
- Learn
- SQL performance fundamentals
- SQL in Snowflake
- Query plans
- Tuning queries & joins
- Fanout
ProjectWrite an event-based query that will scale with business growth.
- Learn
- SQL tech exercises for candidates
- Key business terms & metrics
- Data discovery
- Documentation
- Evaluating a sample tech exercise
ProjectEvaluate a candidate's SQL tech exercise.
Real-world projects
Work on projects that bring your learning to life.
Made to be directly applicable in your work.
Live access to experts
Sessions and Q&As with our expert instructors, along with real-world projects.
Network & community
Core reviews a study groups. Share experiences and learn alongside a global network of professionals.
Support & accountability
We have a system in place to make sure you complete the course, and to help nudge you along the way.