#16 Basic SQL Query block & Subqueries | Introduction to Database Systems

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Welcome to 'Introduction to Database Systems' course !

This lecture focuses on querying for information in SQL. It discusses the basic SQL query block and introduces the concept of subqueries. The lecture covers different aspects of SQL queries, including renaming attributes using the AS keyword, introducing table aliases, and formulating conditions in the WHERE clause. It also highlights the influence of tuple relational calculus on SQL.
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#SQL #queries #subqueries #renaming
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41:03 😂 Sir, you are a gem professor. Such a calm and composed personality, you speak less and communicate more.

shubhamn
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sir kindly increase the audio.. despite full volume bar we are unable to hear u clearly sir.

shaiksaifuddin
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