SQL Interview Question no 8 | Daily SQL Practice | Advanced SQL Queries | Amazon Interview Question

Publicado em: 13 Outubro 2024
no canal de: The Data -Tech Club

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In this video, we explore using a Common Table Expression (CTE) in SQL to count the number of employees who report to a particular manager. Whether working with large employee datasets or managing hierarchical data, this tutorial will guide you step-by-step on querying relational databases to get the desired result.

I demonstrate an efficient SQL query using a CTE to handle the recursive nature of managerial reporting structures and show you how to count employees reporting under specific managers. This technique is valuable for anyone learning SQL or working in database management, business analysis, or data science.

🔑 Key topics covered:

Understanding CTEs (Common Table Expressions)
Writing SQL queries to handle hierarchical data
Counting employees reporting to managers
Practical examples for real-world SQL queries
Perfect for , SQL developers, and data analysts looking to optimize their querying skills!

#SQL #CTE #ManagerQuery #SQLTutorial #DatabaseManagement #DataAnalysis #CTEInSQL #SQLForBeginners #SQLQuery #SQLRecursive

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