Master complex SQL queries, advanced joins, window functions, and database design with practice tests.
Sub Category
- Other IT & Software
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Objectives
- Write complex SQL queries using advanced joins, subqueries, and aggregations to solve real-world data retrieval challenges.
- Master window functions and Common Table Expressions (CTEs) to perform sophisticated data analysis and ranking tasks.
- Understand database design principles, normalization, and indexing to answer critical questions about database performance and structure.
- Confidently tackle SQL coding challenges and theoretical questions commonly asked in data analyst, backend, and BI developer interviews.
Pre Requisites
- No prior SQL experience is mandatory, as we cover the fundamentals. All you need is a desire to learn and a computer to practice your queries.
FAQ
- Q. How long do I have access to the course materials?
- A. You can view and review the lecture materials indefinitely, like an on-demand channel.
- Q. Can I take my courses with me wherever I go?
- A. Definitely! If you have an internet connection, courses on Udemy are available on any device at any time. If you don't have an internet connection, some instructors also let their students download course lectures. That's up to the instructor though, so make sure you get on their good side!
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