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

All authors

Blog Post

SSIS Catalog Dashboard

For organizations using SQL Server 2012 and newer, the SSIS catalog is the ideal tool for storing, executing, and monitoring ETL logic. The SSIS catalog includes built-in reports that...

2019-03-05

22 reads

All authors

Blogs

How to Connect to SQL Server When Nothing Else Works – DAC

By

It's 2 AM. Your phone is going off. Users can't connect to the application,...

Get a Range of Sequence Values: #SQLNewBlogger

By

I discovered a procedure recently that I wasn’t aware of: sp_sequence_get_range. This post looks...

The Agent Era: When “How do I…?” Replaces “Where do I click?”

By

After a year away getting to grips with AI and its application across the...

Read the latest Blogs

Forums

Query compile/runtime issue

By as_1234

I have a plan which in sys.query_store_plan shows: Last_compile_start_time of 2026-04-23 00:13:00.7670000 +00:00 Last_execution_time...

Hiring: Financial SQL Systems Administrator

By Tracy Rivers

Fisher Phillips is looking for a Financial Systems Administrator to help support and improve our financial...

Job Opening for ERP Systems Administrator - Hybrid

By rdr1

Employee owned company, been around for over 50 years. Hybrid opportunity, looking folks in Pacific...

Visit the forum

Question of the Day

Creating a JSON Document II

I want to create a JSON document that contains data from this table: 

TeamID TeamNameCity         YearEstablished
1      Cowboys  Dallas       1960
2      Eagles   Philadelphia 1933
3      Packers  Green Bay    1919
4      Chiefs   Kansas City  1960
If I run this code, what document(s) is/are returned? 
SELECT json_objectagg( n.city : n.TeamName)
FROM dbo.NFLTeams n;

See possible answers