Understanding Table Joins and Subsets in SQL to Retrieve Complex Data

Filtering Database Rows Without Using SUBSTRING Function

Inserting Data from a Subquery into a New Table Using the INSERT INTO SELECT Statement

Replacing NULL Values with Current Date in SQL Server Using Built-in Functions.

Understanding SQL Server LIKE with Square Brackets and Hyphens: Mastering the $[...]$ Syntax

How to Add a New Column to an Existing SQL Query for Enhanced Data Analysis and Reporting