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Learn SQL, SQL tutorial, SQL for beginners, SQL 30 days challenge, SQL database, SQL queries, master SQL, SQL programming ...

SQL query for finding records where members within each group are the same Helpful? Please use the *Thanks* button above!

We'll cover how to treat SQL queries as retrieval tools, wire them into RAG-based workflows, and expose SQL data through APIs ...

Fill out the form below to speak with our counsellors: https://imarticus1.lsqportal.com/job-ready-certification-programs If you're a ...

Unlock the power of your Data Lake! In this video, we explore how to query data directly from Amazon S3 using standard SQL ...

If you can answer these production-ready SQL interview questions, you can clear almost any Data Engineering interview in 2026.

Learn how to insert records into a database and retrieve data using SELECT queries in this beginner-friendly SQL tutorial.

... tables are connected ✓ Real-life examples using students and orders data ✓ Step-by-step SQL query explanation ✓ Common ...

Here's the clean SQL query SELECT * FROM ( SELECT e.*, ROW_NUMBER() OVER (ORDER BY employee_id) AS rn FROM ...

Introduction to Structured Query Language (SQL) By the end of this lecture, students will be able to: Use different FROM clause ...

Stop moving your data and start querying it! In this tutorial, we dive deep into Amazon Athena, the serverless interactive query ...

Task 3: Writing Your First SQL Query - When you showed all orders, how many rows were returned? - When you sorted orders by ...

Summary In this video, I delve into the built-in MCP server feature of my FreeSQL server monitoring tool, Darling Data. This feature ...

Learn how to handle errors in SQL like a pro! This video explains TRY CATCH blocks in SQL Server in simple, beginner-friendly ...

... What is SQL and why it is important How databases store and manage data Writing basic SQL queries Filtering and sorting data ...

Download the E-Commerce database used in this video here: ...

Download the E-Commerce database used in this video here: ...

By the end of this lecture, students will be able to: Apply aggregate functions to summarize data Group rows using GROUP BY ...

In this video, we dive into Leetcode 626 - Exchange Seats, a must-know problem for anyone preparing for SQL interviews.

Learn & Practice SQL with ChatGPT | LeetCode SQL Study Plan In this video, I solve a LeetCode SQL Study Bootcamp problem ...