Roland Wenzlofsky – Medium

Roland Wenzlofsky

Featured Book

Teradata Query Performance Tuning: DWHPro's Guide

Teradata Query Performance Tuning: DWHPro's Guide

The Teradata book follows the full lifecycle of a Teradata DWH, from the architecture and design to optimizing data access paths and execution plans.

2020

Artemios Vogiatzis, et al.

Artemios Vogiatzis, Roland Wenzlofsky

Stories

Pinned

Roland Wenzlofsky

VantageCloud Lake: Turbocharge Your Data Warehousing with Teradata’s Innovative Solution

Introduction

Apr 30, 2023

VantageCloud Lake: Turbocharge Your Data Warehousing with Teradata’s Innovative Solution

Apr 30, 2023

Pinned

Roland Wenzlofsky

Make money with the Cloud

As a Teradata enthusiast, I’ve optimized several thousand SQL queries in my career. It was fun and satisfying to see how, with a bit of…

Feb 18, 2023

Make money with the Cloud

Feb 18, 2023

Roland Wenzlofsky

Introduction to Teradata Performance and NOT NULL

Welcome to our latest Teradata post, part of a series designed to provide valuable insights into SQL queries. In this article, we spotlight…

May 17

May 17

Roland Wenzlofsky

When Teradata Space Shortage Impacts System Performance

Running out of free Cylinders in Teradata

Nov 7, 2023

When Teradata Space Shortage Impacts System Performance

Nov 7, 2023

Roland Wenzlofsky

Introduction to the Teradata AMP Worker Task

The Teradata AMP Worker Task or AWT is the heart of the AMP, responsible for executing tasks and ensuring the smooth functioning of the…

Jun 8, 2023

Introduction to the Teradata AMP Worker Task

Jun 8, 2023

Roland Wenzlofsky

Teradata Locking

Locking Levels in Teradata

Jun 4, 2023

Teradata Locking

Jun 4, 2023

Roland Wenzlofsky

Boost Your Teradata Performance — The Critical Role of NOT NULL Declarations

Introduction to Teradata Performance and NOT NULL

May 19, 2023

Boost Your Teradata Performance — The Critical Role of NOT NULL Declarations

May 19, 2023

Roland Wenzlofsky

Optimizing Teradata SQL Queries by Avoiding Full Table Scans and Utilizing Secondary Indexes

Hello, data enthusiasts! Today, we’re delving into a Teradata SQL scenario focusing on enhancing performance by avoiding full table scans…

May 14, 2023

Optimizing Teradata SQL Queries by Avoiding Full Table Scans and Utilizing Secondary Indexes

May 14, 2023

Roland Wenzlofsky

Outsmarting Teradata Limitations: A Workaround for Teradata Identity Columns in Volatile Tables

Teradata Identity Columns and CREATE TABLE AS

May 12, 2023

Outsmarting Teradata Limitations: A Workaround for Teradata Identity Columns in Volatile Tables

May 12, 2023

Roland Wenzlofsky

When Teradata Space Shortage Impacts System Performance

Running out of free Cylinders in Teradata

May 11, 2023

When Teradata Space Shortage Impacts System Performance

May 11, 2023

Roland Wenzlofsky

Roland Wenzlofsky

Book Author

Roland Wenzlofsky is an experienced Freelance Consultant & Performance Specialist. Born in Austria's capital Vienna.

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