Скачать или смотреть Sub Query Types Row, Multiple-Row, Correlated, Scalar | SQL in Marathi | Learn for grow | Class-19

Welcome to an immersive tutorial on SQL subqueries! In this video, I delve into the intricacies of Single-Row Subqueries, Multiple-Row Subqueries, Multiple-Column Subqueries, Correlated Subqueries, and Scalar Subqueries. Each type is meticulously explained, dissected, and demonstrated, ensuring a comprehensive understanding of their roles and functionalities within SQL.

Single-Row Subqueries: Uncover the power of fetching single rows of data using subqueries, optimizing your queries for precision and efficiency.

Multiple-Row Subqueries: Explore how to leverage subqueries to retrieve multiple rows of data, enabling you to manipulate and analyze extensive datasets seamlessly.

Multiple-Column Subqueries: Delve into the versatility of subqueries in retrieving multiple columns of data, facilitating complex data retrieval and analysis tasks effortlessly.

Correlated Subqueries: Understand the dynamic nature of correlated subqueries, where the inner query's results are influenced by the outer query, allowing for advanced data processing and manipulation.

Scalar Subqueries: Discover the utility of scalar subqueries in returning a single value, providing valuable insights and enhancing data-driven decision-making processes.

Throughout the tutorial, practical examples and demonstrations are presented using Oracle SQL Developer, offering a hands-on learning experience. By the end of this tutorial, you will not only grasp the concepts of SQL subqueries but also gain the confidence to apply them effectively in real-world scenarios.

Join me on this journey to master SQL subqueries and unlock the full potential of your database querying skills!

Timestamp
00:00-Intro
00:15-SQL-SQL-Sub query type Introduction
01:00-Single-Row Subquery concept explanation and practical execution
03:55-Multiple-Row Subquery concept explanation and practical execution
05:28-Multiple-Column Subquery concept explanation and practical execution
08:26-Correlated Subquery concept explanation and practical execution
13:26-Scalar Subquery concept explanation and practical execution
15:53-Outro

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