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

Levels in IT consultancy

The Big 5 IT consulting companies (Accenture, Deloitte Consulting, PwC (formerly PricewaterhouseCoopers LLP), KPMG, Ernst & Young) have various titles given to consultants along...

2013-06-13

1,035 reads

Blogs

Using Flyway Prepare for State-Based Deployments

By

One of the neat enhancements made to Flyway was the addition of state-based workflows...

How I Migrated to Azure PostgreSQL Flex from Single Server

By

I did a couple of posts previously on dumping/restoring Azure PostgreSQL databases and also...

Have a Plan for Your Personal Downtime

By

Most of us know that spending a lot of time on social media and...

Read the latest Blogs

Forums

PowerQuery.... don't meet SSIS

By pietlinden

I have a powerQuery that reads and transforms a table in a PDF.  Works...

Count of Total Appointments within 30 days of each Appointment Date

By Reh23

Good Afternoon. I have a Table where each Record: 1) Represents an Appointment. 2)...

Reporting Services in Managed Instance

By Arjun SreeVastsva

Hi , one of my on-premises servers one server is having databases and one...

Visit the forum

Question of the Day

Hash Joins IV

What is a hash bailout?

See possible answers