Tim Mitchell

Tim Mitchell is a business intelligence consultant, author, and trainer. He has been building data solutions for over 20 years, and is a 13-time recipient of the Microsoft Data Platform MVP award (2010-2022). He is the founder and principal data architect at Tyleris Data Solutions.

Tim has spoken at international and local events including the SQL PASS Summit, SQLBits, SQL Connections, along with dozens of tech fests, code camps, and SQL Saturday events. He is the author of the book The SSIS Catalog: Install, Manage, Secure, and Monitor your Enterprise ETL Infrastructure, coauthor of the book SSIS Design Patterns, and is a contributing author on the charity book project MVP Deep Dives Vol 2.

You can visit his website and blog at TimMitchell.net or follow him on Bluesky at https://bsky.app/profile/tmitch.net.
  • Interests: SQL Server, Data Warehousing, ETL, Data Architecture, Python, Dbt

Blog Post

Secure Your Data Prep Area

I’ve been building ETL processes for many years, and I’ve learned two universal truths: data preparation is messy, and you must always secure your data prep area. A data...

2020-06-18

3 reads

Blog Post

Lessons from Iowa’s Caucus Debacle

Earlier this week, the state of Iowa held its caucuses to choose each political party’s nominee for November’s presidential election. Being the first state in each election cycle to...

2020-02-11 (first published: )

785 reads

Blogs

Getting Started with the MSSQL AI Agent in VS Code

By

Recently I was working in VS Code and I saw a walkthrough for the...

Summer Speaking Summary 2025

By

In the blink of an eye, summer has passed. I don’t know about you,...

From Chaos to Clarity: How Microsoft Purview Streamlines Data Governance

By

In today’s digital landscape, data is both a strategic asset and a potential liability....

Read the latest Blogs

Forums

Change Tracking Data Retention Options

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Change Tracking Data Retention Options

Requiring Technical Debt Payments

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Requiring Technical Debt Payments

Using the FP-Growth Algorithm to Mine Useful Patterns in Data

By Daniel Calbimonte

Comments posted to this topic are about the item Using the FP-Growth Algorithm to...

Visit the forum

Question of the Day

Change Tracking Data Retention Options

If I am running this code:

ALTER DATABASE AdventureWorks2017 SET CHANGE_TRACKING = ON (CHANGE_RETENTION=4 xxx);
What are the possible choices for xxx?

See possible answers