Literals in SQL are fixed values that are directly written into the query. These values represent data in a constant form and can be of different types, such as numbers, strings, or dates. For example ...

Ask ChatGPT basic questions about SQL, such as “What is SQL?” or “What are the key components of SQL?” to get a foundational understanding of its purpose and structure. Gain insights into data types, ...

Overview This repository contains practice exercises based on the LinkedIn Learning course SQL Server Fundamentals: Master Basic Query Techniques. Each exercise is designed to reinforce the ...

Abstract: The role of data in meeting the needs of the business logic layer is essential, whether through the applications component or by direct access to the data component by means of a query ...

I have worked with SQL Server for many years now, back to Sybase SQL Server days and there has always been confusion over Logins and Users. Even though they typically use the same name they are ...

This is a medley class that combines SQL (accessing and processing data stored in large, centralized data stores) and blockchain smart contracts (accessing and processing data stored in decentralized ...