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What is a database, and what is SQL? Please consider supporting my channel: ☕ https://ko-fi.com/davehollingworth In this ...

Visually explained what SQL is, why it matters, what is database, how it's used in real data projects. Subscribe, Like, and ...

Source code: https://github.com/andfadeev/flink-java-examples Support the channel: Buy Me a Coffee ...

I've spent 2 years creating this *high-quality SQL course* so you can master SQL for data analysis & data engineering. The best ...

Hi, guys! In this quick 2-minute video, you'll learn how to perform a self join in SQL! A self join is a powerful concept that allows ...

Understand how SQL actually processes your queries step by step — visually explained so you can master the real order of ...

SQL Server Architecture: ================ The SQL Server architecture can be understood by examining its three main layers: ...

This is a deep dive into the most commonly used types of SQL JOINS. Test yourself against the most popular SQL coding ...

Visually explained how SQL DDL commands like CREATE, ALTER, and DROP are used to build and modify database structures.

Learn how to use the SQL EXISTS operator to efficiently check for record existence in your database queries!

Visually explained what SQL functions are and how they simplify data calculations and transformations. Subscribe, Like, and ...

Visually explained how SQL SELECT works with all essential clauses for beginners. Subscribe, Like, and Comment If you want ...

Visually explained how SQL JOIN types like INNER, LEFT, RIGHT, and FULL combine data from multiple tables Subscribe, ...

Welcome to Day 1 of the SQL Beginner-to-Advanced series!In today's session, we'll start from absolute basics - why SQL matters, ...

Visually explained how SQL DML commands like INSERT, UPDATE, and DELETE manage and modify data in tables.

In this tutorial, we are going to learn how to use DELETE, TRUNCATE, and DROP in SQL — three powerful commands that help ...

In this tutorial, we'll dive into three powerful SQL window functions—ROW_NUMBER, RANK, and DENSE_RANK. These functions ...

Learn how to handle NULL values in SQL databases with COALESCE and IFNULL! This tutorial breaks down these essential ...

Unlock the power of SQL Aliases and write cleaner, more readable queries! This tutorial breaks down everything you need to ...

Get my SQL Timezone Cheat Sheet: https://databasestar.mykajabi.com/lpkj-sql-timezone-cheat-sheet?video=6v6Y7ntKt_U ...