Refactoring has proven its value in a wide range of development projects–helping software professionals improve system designs, maintainability, extensibility, and performance.
2025-11-21 (first published: 2024-09-18)
5,009 reads
Bring your data to life with this accessible yet fast-paced introduction to Power BI, now in color.
2025-11-17 (first published: 2023-06-19)
13,389 reads
Adoption and use of PostgreSQL is growing all the time. From mom-and-pop shops to large enterprises, more data is being managed by PostgreSQL. In turn, this means that more data professionals need to learn PostgreSQL even when they have experience with other databases. While the documentation around PostgreSQL is detailed and technically rich, finding a simple, clear path to learning what it is, what it does, and how to use it can be challenging. This book seeks to help with that challenge.
2025-11-14 (first published: 2025-02-06)
4,673 reads
This practical book provides a comprehensive overview of troubleshooting and performance tuning best practices for Microsoft SQL Server. Database engineers, including database developers and administrators, will learn how to identify performance issues, troubleshoot the system in a holistic fashion, and properly prioritize tuning efforts to attain the best system performance possible.
2025-11-12 (first published: 2025-10-14)
589 reads
With built-in AI for application development and advanced analytics powered by Microsoft Fabric, SQL Server 2025 empowers you to innovate—securely and confidently. This book shows you how.
2025-11-10
64 reads
For anyone else who needs to write queries or develop T-SQL code for SQL Server, Azure SQL Database, or Azure SQL Managed Instance
2025-11-10 (first published: 2025-10-14)
1,010 reads
Murach's SQL Server 2022 for Developers is a comprehensive guide to database design and management. This computer book teaches essential SQL statements through clear examples and practical exercises. The book's unique paired-pages format makes learning database software concepts easier, while providing in-depth coverage of database management fundamentals. Ideal for both beginners and seasoned developers seeking to enhance their data management skills.
2025-11-07 (first published: 2025-10-14)
391 reads
A step-by-step guide to harness the power of Microsoft Fabric in developing data analytics solutions for various use cases
2025-11-03 (first published: 2024-11-25)
10,305 reads
Now expanded and updated with modern best practices, this is the most complete guide to Microsoft’s DAX language for business intelligence, data modeling, and analytics. Expert Microsoft BI consultants Marco Russo and Alberto Ferrari help you master everything from table functions through advanced code and model optimization.
2025-10-17 (first published: 2024-09-18)
2,853 reads
Big Data Analytics with Spark is a step-by-step guide for learning Spark, which is an open-source fast and general-purpose cluster computing framework for large-scale data analysis. You will learn how to use Spark for different types of big data analytics projects, including batch, interactive, graph, and stream data analysis as well as machine learning. In addition, this book will help you become a much sought-after Spark expert.
2025-10-08 (first published: 2023-06-19)
5,461 reads
By Brian Kelley
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I wrote a piece on the new SUBSTRING in SQL Server 2025 and got...
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What happens when I run this on SQL Server 2022 in the AdventureWorks2022 database?
SELECT OBJECT_DEFINITION (OBJECT_ID(N'Person.Person')) AS [Object Definition]; GOSee possible answers