DWHPro helps thousands of visitors every month to become experts in Teradata and data warehouse design and operations by Roland Wenzlofsky

#60 Feb 23, 2026

Two Identical Teradata Migrations - Wildly Different Snowflake Costs

If two companies migrate the same Teradata system to Snowflake, with the same data, indexes, statistics, and…

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#59 Feb 21, 2026

5 Things That Break When You Migrate from Teradata to Snowflake

Your Teradata expertise is valuable. But carried into Snowflake unchanged, it can cost you. This article covers five…

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#58 Jan 10, 2026

Comming soon: A Modern Web-Based Alternative to Teradata Studio

I’m excited to introduce DWHPro Query Master – a lightweight, modern web application designed specifically for…

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#57 Nov 25, 2025

The best performance improvements come from understanding, not upgrading

Hi, Most people try to fix performance problems by throwing more hardware, more credits, or more magic features at the…

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#56 Oct 28, 2025

Teradata QueryBand or Snowflake Tag — same idea, new platform.

In Teradata, QUERY_BAND helped us track who ran what and why. In Snowflake, QUERY_TAG brings the same discipline — but…

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#55 Oct 27, 2025

How to take your Teradata expertise into the Cloud era ☁️

Hi everyone, I’m excited to share some news — DWHPro has a new website! It will focus on data-warehouse migrations to…

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#54 Oct 25, 2025

Rounding Differences Between Teradata and Snowflake

Sometimes, a simple rounding rule can change everything. Teradata and Snowflake don’t always agree on how to handle…

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#53 Oct 5, 2025

Why the Same UPDATE Means Something Entirely Different in Teradata and Snowflake

Dear DWHPro reader, UPDATE looks identical in SQL — but in Teradata and Snowflake, it works in completely different…

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