Recursive CTE in SQL

Pubblicato il: 22 ottobre 2024
sul canale di: Data Engineering Simplified

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Are you curious about how SQL experts simplify complex queries? In this video, we dive into the power of recursive Common Table Expressions (CTEs) or so called recursive SQLs. Whether you’re preparing for a technical interview or working on a real-life data project, mastering recursive CTEs can significantly enhance your SQL writing, making it more efficient and readable.

We’ll explore how to use recursive CTEs start with simple example to scenario based examples and explain its construct in step-by-step manner, using Snowflake cloud data warehouse platform.

This tutorial is beginner-friendly and filled with practical examples you can apply in your daily SQL tasks.

Let’s unlock the magic of recursive CTEs together!

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🚀🚀 Chapters
--------------------------
➥ 00:00 Introduction
➥ 02:35 Welcome Note
➥ 03:24 Generate Sequence Number
➥ 12:06 Column Name In Anchor/Recursive Clause
➥ 13:22 Interview Questions - A
➥ 16:10 Create Date Dim
➥ 23:46 Interview Questions - B
➥ 24:06 Find Missing Record
➥ 31:39 Hierarchy Problem
➥ 33:00 Employee Hierarchy
➥ 37:47 Parts Hierarchy
➥ 40:17 Thank You Note

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#dataengineeringessentials
#clouddatawarehouse

Disclaimer: All snowflake-related learning materials and tutorial videos published in this channel are the personal opinions of the data engineering simplified team and they're neither authorized by nor associated with Snowflake, Inc.

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