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Rate-limit Kafka event generation with kcat and bash

by Henrik Loeser (data_henrik) | Nov 24, 2021 | big data, data in action, fun, ibmcloud, IT, scripting

Traffic for event streamsRecently, I worked with IBM Cloud Event Streams which is a message bus built with Apache Kafka. I was looking for a simple command-line tool to test my Event Streams instance and to stream access logs into it. That's when I ran into kcat...

“Unstructured ” Data and LOBs

by Craig S. Mullins | Nov 22, 2021 | big data, LOB, unstructured data

Let's take a look at the burgeoning role of "unstructured" data and the impact of using LOBs to store that data in our Db2 databases. The Growth of "Unstructured" Data Although structured data remains the bedrock of the information infrastructure in most...

On serverless data scraping, cloud object storage, MinIO and rclone

by Henrik Loeser (data_henrik) | Nov 18, 2021 | administration, big data, data in action, fun, IBM, ibmcloud, IT, notebook, Python, tools

Building a data lake the serverless wayThis fall, I started another side project. It involves mobility data and its analysis and visualization. As first step and still ongoing, I am building up a data lake (and maybe integrating it into a data fabric). For that, I...

Know Your Db2 Universal Table Spaces

by Craig S. Mullins | Sep 8, 2020 | big data, partitioned table space, ROT, segmented table space, Universal table space, UTS

 One of the biggest changes in the last decade or so has been the introduction of new types of table spaces – known as Universal table spaces, or UTS. Not only are UTS new to Db2, they are quickly becoming the de facto standard type of table space for Db2...

Some advanced SQL to analyze COVID-19 data

by Henrik Loeser (data_henrik) | May 18, 2020 | analytics, big data, cloud, data in action, database, DB2, IBM, IT, Life, sql

Learn to write SQLAll of us are impacted by COVID-19. Looking at daily case numbers, the basic reproduction number or mortality rates has become a routine. But what is behind those numbers? How are they computed and how does SQL help? In this post, I want to discuss...

Some advanced SQL to analyze COVID-19 data

by Henrik Loeser (data_henrik) | May 18, 2020 | analytics, big data, cloud, data in action, database, DB2, IBM, IT, Life, sql

Learn to write SQLAll of us are impacted by COVID-19. Looking at daily case numbers, the basic reproduction number or mortality rates has become a routine. But what is behind those numbers? How are they computed and how does SQL help? In this post, I want to discuss...

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