This repository contains structured and practical SQL scripts based on the full course: "Transact-SQL Queries using SQL Server". It includes step-by-step exercises, real-world scenarios, and advanced ...

Microsoft's SQL Server is a suite of relational database management system (RDBMS) products providing multi-user database access functionality. It originated from the Sybase SQL Server 4.x codebase ...

PolyBase, a data virtualization feature for SQL Server, allows users to seamlessly query data from various external sources directly using T-SQL (Transact-SQL) without the need for separate client ...

Recently I encountered a problem in a stored procedure that was caused by an unexpected result from the SQL Server ISNUMERIC() function. I was using SQL Server 2008 R2 but the issue has long been ...

Distributed transactions are one of the more powerful and important functions within SQL Server. A distributed transaction is just like any other transaction within the SQL Server database, with a ...