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: )

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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: )

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Blogs

Copying large files from SharePoint Online

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I recently worked on a project where we needed to copy some large files...

How Long has Your SQL Server Been Online

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This week’s blog post will help you check your SQL Servers up-time. There are...

The less you hear from or about the DBAs the better they are doing their job.

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Something I’ve been thinking about recently is that DBAs are best when they are...

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concat + isnull

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hello How to get output below query ple any one Suggest me. i will...

Ordering String_Split()

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Worse Before Better

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