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Category: Uncategorized

July 22, 2021 Uncategorized

How to use Docker on your Local Machine – For DBAs

Recent posts related to using Docker with Db2:
An Overview of Running Db2 in Containers
Where do Db2 Containers Come From and How are they Used

The focus of this article is to go through a few of the basics of using Docker with Db2.… Read the rest

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July 15, 2021 Uncategorized

The Basics Of Containers for DBAs

I’ve spent much of the last year or two on a containerization and DevOps crash-course. I’m just recently starting to come up for air and fill in some of the gaps that being neck-deep in the how leave in in the what and why.… Read the rest

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June 8, 2021 Uncategorized

Backing up a Db2 Database to AWS S3

AWS S3 is a cloud object storage service that is easy to use. It is highly available and offers ELEVEN nine’s of durability.

A Few Backup and Recovery Best Practices

I have quite a few blog entries over the years on backup and recovery.… Read the rest

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May 11, 2021 Uncategorized

Where do Db2 Containers Come From and How are they Used

In my last post, I wrote an overview of running Db2 in containers. Today, I’d like to talk a bit about where we get Db2 containers and several common ways they are used. Catch my next post about a critical mistake I think IBM is making with containerization.… Read the rest

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April 20, 2021 Uncategorized

An Overview of Running Db2 in Containers

One of my steepest learning curves in the last year and a half has been really getting into containers on K8’s and Docker and what running databases within them means. I thought I’d share a general overview, and plan to follow this post with more specific and more technical posts.… Read the rest

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March 11, 2021 Uncategorized

The Developer-DB Love-Hate Relationship

There’s a reason why database administration or engineering remains a separate specialty. There are a large number of rabbit holes you can go down. I’m well aware that there’s probably 40% of Db2 LUW alone that I don’t know, even though I’ve spent 20 years working with it, and am an internationally recognized expert.… Read the rest

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February 9, 2021 Uncategorized

It Matters Where Your Join Clauses Go

Explicit Join vs. Implicit Join

When writing SQL there are two places you can define how tables are joined. The first is explicit, and is specified after the the keyword ON in the join clause like this:


SELECT * 
FROM table_a as a
    JOIN table_b as b ON a.id=b.id
… Read the rest Continue reading »
November 19, 2020 Uncategorized

Overview of Real-Time Monitoring Options For Db2

I thought I’d share an overview of the real-time monitoring options for Db2 (LUW). This article focuses on comparing the options, with links to deeper information on each tool.

Types of Monitoring

First a quick overview of the types of monitoring that every DBA should be doing.… Read the rest

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November 10, 2020 Uncategorized

My Journey through Beginner Data Science Content

When I first started learning about data science, the amount of material out there was daunting. It is hard to find your way in what you should learn and how you should learn. I thought I’d share what has been working for me and what didn’t.… Read the rest

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November 5, 2020 Uncategorized

The DevOps DBA – an Overview

The IT industry is a change machine. It is full of change. It always has been. As I get older, I wonder if it really is changing more, or if I’m just becoming set in my ways.

DevOps

The first time I heard the term “DevOps” many years ago, I thought of it as a ploy for developers to get access directly to production.… Read the rest

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October 27, 2020 Uncategorized

The DB2 IPS blues.

I have recently encountered an interesting issue – after an IPS (Intrusion Prevention System) upgrade, client applications suddenly stopped being able to connect to some database instances – not all of them, but just a to a subset.… Read the rest

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September 3, 2020 Uncategorized

What does SNAP_GET_DBM return in the COMM_PRIVATE_MEM element

I have been recently tasked with creation of an early warning solution for a memory condition from which some of our DB2 databases have been occasionally suffering. Once the condition is encountered, the only resolution is to restart the instance which can cause an impact.… Read the rest

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