James Serra's Blog

Blog Post

Power BI and a Star Schema

I sometimes get asked from customers if they should use a star schema or should they use one large single table/flatfile for their dataset in Power BI. The answer...

2021-03-05 (first published: )

1,028 reads

Blog Post

Data Mesh defined

The two latest trends in emerging data platform architectures are the Data Lakehouse (the subject of my last blog Data Lakehouse defined), and the Data Mesh, the subject of...

2021-02-19 (first published: )

849 reads

Blog Post

Data Mesh defined

The two latest trends in emerging data platform architectures are the Data Lakehouse (the subject of my last blog Data Lakehouse defined), and the Data Mesh, the subject of...

2021-02-16

14 reads

Blog Post

Data Lakehouse defined

As a follow-up to my blog Data Lakehouse & Synapse, I wanted to talk about the various definitions I am seeing about what a data lakehouse is, including a...

2021-02-02 (first published: )

603 reads

Blog Post

Syncing SQL databases

There are various ways to keep SQL Server databases and SQL Database/SQL Managed Instance (SQL MI) databases in-sync asynchronously that I will discuss in this blog. The main use...

2021-01-05 (first published: )

955 reads

Blogs

Programmatic Tool Calling with the Claude SDK

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Programmatic Tool Calling with the Claude SDK Every morning somebody on the team runs the...

A New Word: Mauerbauertraurigkeit

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mauerbauertraurigkeit – n. inexplicable urge to push people away, even close friends whose company...

Methodology for dealing with bad data in production

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Pinal Dave wrote up his methodology for what to do when you discover bad...

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Kontak BCA KCU GALAXY Telp:087878229292

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Alamat Kontak WA CS:087878229292 Jl. Dr. Ir. H. Soekarno No.37-39, Klampis Ngasem, Kec. Sukolilo,...

VACATION!

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Why SQL Server Database Attach fails and how to repair it

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Question of the Day

BIT_COUNT() IV

In SQL Server 2025, I run this code:

select bit_count('A')
What is returned?

See possible answers