James Serra

James works at Microsoft as a big data and data warehousing solution architect where he has been for most of the last nine years. He is a thought leader in the use and application of Big Data and advanced analytics, including data architectures such as the modern data warehouse, data lakehouse, data fabric, and data mesh. Previously he was an independent consultant working as a Data Warehouse/Business Intelligence architect and developer. He is a prior SQL Server MVP with over 35 years of IT experience. He is a popular blogger (JamesSerra.com) and speaker, having presented at dozens of major events including SQLBits, PASS Summit, Data Summit and the Enterprise Data World conference. He is the author of the book “Deciphering Data Architectures: Choosing Between a Modern Data Warehouse, Data Fabric, Data Lakehouse, and Data Mesh”.

Blog Post

Microsoft Fabric shortcuts

I talked about Microsoft Fabric shortcuts in my blog post Microsoft Fabric – the great unifier (where I have updated the picture with the newest supported sources) and wanted...

2024-05-02 (first published: )

9 reads

Blog Post

Data Mesh Topologies

As a follow up to my blog Common Data Mesh exceptions, I wanted to discuss various types of data mesh topologies I am seeing being built. I put them...

2024-02-19 (first published: )

387 reads

Blog Post

Common Data Mesh exceptions

When it comes to data meshes that have been constructed or are currently under development, I have not observed any instances where the four core data mesh principles have...

2024-01-22 (first published: )

198 reads

Blogs

Migrate datetime data to datetimeoffset with AT TIME ZONE

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I recently reviewed, worked on, and added a similar example to the DATETIMEOFFSET Microsoft...

The Comprehensive Guide to Mastering Your SQL DBA Skills

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Database administrators (DBAs) are the backbone of data-driven organizations. If you're looking to break...

Friday Basics: Authentication vs. Authorization

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Another security fundamentals topic is authentication versus authorization. For those who have a clear...

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Forums

The OS returned the error '(null)' while attempting 'DeleteFile' filestream.hdr

By lmarkum

I have a SQL Server 2019 Enterprise Edition on CU 25. It has in-memory...

Take Care

By Grant Fritchey

Comments posted to this topic are about the item Take Care

Performance

By LearningDBA

Experts, I am learning some skills so I can troubleshoot some performance-related issues. I...

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Question of the Day

Two Table Hints

What happens when I run this code:

SELECT
  p.ProductName
, p.ProductCategory
FROM dbo.Product AS p WITH (NOLOCK, TABLOCK);

See possible answers