Basic SQL SELECT, SQL query practice of real business scenario, step to step tutorial, question 1-3

Description:
In this step-by-step SQL tutorial, I’ll guide you through writing 100 SQL queries based on real business scenarios to help you master SQL from scratch. You’ll learn essential concepts such as SQL syntax, queries, joins, subqueries, common table expressions (CTEs), and techniques for improving SQL query performance.

We’ll also dive into advanced topics like stored procedures, triggers, and database optimization, giving you the practical skills you need for real-world projects.

????Resources for the training:
• Access all databases, tables, and SQL code here: https://github.com/Frankf296/SQL-Training-Series
• Download & install Microsoft SQL Server: https://www.microsoft.com/en-us/sql-server/sql-server-downloads
• Download & install SQL Server Management Studio (SSMS): https://learn.microsoft.com/en-us/ssms/install/install?redirectedfrom=MSDN&view=sql-server-ver15

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This video includes intermediate level SQL query for business intelligence analysis, Grouping and sorting, Window function, common table expressions, SQL Variables, and User-Defined Function