Dear DM
![Dear DM](https://coffeeanddata.ca/assets/images/posts/20220430/graph2.png)
A message for all the Decision Makers (DM) using data to make decisions.
A collection of 14 posts
A message for all the Decision Makers (DM) using data to make decisions.
Update on “Warning systems on data warehouse”
This is my personal guide on how I review my peer SQL code.
The story of how and why I built Whistleblower, a system that allows us to set warnings on any table in our environment.
Learn how the Data Team has helped Shopify make great decisions during COVID-19.