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

#87 Nov 3, 2026

Teradata Viewpoint: Diagnose Slow and Waiting Queries

Use Teradata Viewpoint to distinguish queued, blocked and active queries, inspect metrics and…

Read issue →
#86 Nov 2, 2026

Why I Built My Own Teradata Real-Time MERGE Processor for Apache NiFi

Hi there, Here's my weekly update for Nov 02, 2026... 🗒️ Why I Built My Own Teradata Real-Time MERGE Processor for…

Read issue →
#85 Oct 29, 2026

Redshift vs Teradata: Architecture Compared

Have you always wanted to know how Teradata compares to Amazon Redshift? Here is a comprehensive…

Read issue →
#84 Oct 28, 2026

NiFi batches SQL. I wanted Teradata to do better.

Why I stopped relying on NiFi's standard JDBC processors

Read issue →
#83 Oct 27, 2026

Snowflake Zero-Copy Clones Explained

Understand Snowflake zero-copy clones, shared initial storage and Time Travel. Independent changes…

Read issue →
#82 Oct 26, 2026

Optimise or Migrate? How to Decide What Your Data Platform Needs

Hi there, Here's my weekly update for Oct 26, 2026... 🗒️ Optimise or Migrate? How to Decide What Your Data Platform…

Read issue →
#81 Oct 23, 2026

Teradata ALTER TABLE vs INSERT INTO: Which Is Faster?

ALTER TABLE or INSERT INTO a new table? A measured comparison on a large table, and which one…

Read issue →
#80 Oct 22, 2026

Teradata PPI: Partitioned Primary Index Explained

This article teaches you all you have to know about the Partitioned Primary Index - Reduce your…

Read issue →