The Great Fragmentation — How One Job Became Thirty Titles
In my last post, I described a time when five people could build and maintain an entire data warehouse. That era ended not because the…
Data Warehouse of Horrors: 20 Years of Watching Smart People Build Stupid Things
There was a time when a single team could build an entire data warehouse. Not a team of forty. Not a team of sixty distributed across three continents and coordinated by a project management office that had never seen an execution plan. A team of five. Perhaps six, if one counts the person from Controlling …
The 15-Year Detour: How the Data Industry Spent Billions Reinventing SQL
Somewhere around 2020, the data world quietly arrived at a conclusion that Teradata engineers could have told you in 1984: SQL on a massively parallel architecture is a pretty good way to process large volumes of data. The path to get there was anything but quiet. It involved billions in capital, an entire generation of …
From 12,400 Partitions to 3: How Snowflake’s Four Access Paths Actually Work Popular
If you come from Teradata, Oracle, or SQL Server, the first thing you learn about Snowflake stops you cold: there are no indexes on…
How Survival Instinct Is Reshaping the Data Warehouse
Every data platform eventually faces the same question: how do you serve both the analyst running a full-table scan across billions of rows…
Seven Table Types, Five Serverless Meters, and Zero DBAs: Snowflake’s Quiet Evolution
Snowflake in 2026 is not the platform you onboarded onto. The question is whether your team has noticed.
Why Two Identical Teradata Migrations Produce Wildly Different Snowflake Costs
Migration success stories are everywhere. A quick search reveals case studies of companies that moved from Teradata to Snowflake and achieved faster queries, lower total cost of ownership, and happier analysts. Vendors publish them. Consultants reference them. Conference speakers present them as evidence that the migration path is well-trodden and safe. These stories are not …
The Medallion Architecture Is Not New. We Just Called It Something Else.
Why data warehouse professionals have been doing “bronze, silver, gold” for over 20 years. If you have been working in data warehousing for any length of time, the first time you heard about the “medallion architecture” you probably had one reaction: We already do this. You were right. The medallion architecture, popularized by Databricks as …
5 Things That Break When You Migrate from Teradata to Snowflake
Most organizations approach a Teradata-to-Snowflake migration as a translation exercise: convert the SQL, move the data, and validate the results. The technical migration succeeds. Then the first quarterly bill arrives at double the projected budget, dashboards queue for 20 minutes during batch windows, and data-loading pipelines that ran in 45 minutes on Teradata now take …
Coming soon: A Modern Web-Based Alternative to Teradata Studio
Introducing DWHPro Query Master: A Modern Web-Based Alternative to Teradata Studio As Teradata professionals, we’ve all been there: waiting for Teradata Studio to launch, dealing with Java updates, or struggling with its dated interface when all we want to do is run a quick query. That’s why I’m excited to introduce DWHPro Query Master – …