Articles & Content

Henrik Loeser: Thoughts on IT, Life, DB2, and More

IT Professional (IBM), Information Management Architect / DB2 pureXML / Database Kernel Developer, spent 7 years living in California (Bay Area), now back in Germany, living in a passive house in Friedrichshafen

Note: The content of this blog is the opinion and thoughts of the blogger and does not necessarily represent the opinions of IDUG.

 

 
DB2 Security: Privilege(d) InsightDB2 SecurityToday's blog entry is about an old topic: Who I am, why I am and what I am (allowed) to do? Users and their privileges are at the core of database security. Information about them are stored in the IBM DB2 catalog (or IBM ashDB catalog) which can be queried. Thus, it is good to know your…
EgoBot: Fun with a Slightly Mutating ChatBotFun with the Bluemix EgoBotOver the past day and evening I had some fun with a slightly mutating chatbot. The API for the IBM Watson Conversation service offers REST calls to query and change the workspace, the parts that make up a chat. So why not try writing a chatbot that is egocentric? A chatbot…
How to Manage Bluemix Service Keys via CLIYou probably know that CLI stands for Command Line Interface. And you are aware that IBM Bluemix and Cloud Foundry offer a CLIs. Did you know that you can manage service keys from the command line? Adding new credentials, obtaining keys, and deleting service entries is really simple and fast. In the…
DB2 Security Mysteries, Surrogates and Trusted ContextsDB2 Security QuestionRecently, I was contacted regarding an older blog entry discussing the DB2 security feature of surrogates. During an audit a strange entry was found in the catalog table SYSCAT.SURROGATEAUTHIDS. Whether I could take a look. So, let us take the security-themed tour through some D…
Updates to Chatbot API and ToolingBuild Chatbots with IBM BluemixIf you have been coding up your own chatbot using the IBM Watson Conversation service on IBM Bluemix, then you might be aware of the new features in Conversation API. Earlier this year I wrote a small tool to manage chatbot workspaces (read here the blog about the mana…
Chatbots: Manage Your Watson Conversations from the Command Line or AppManage Watson Conversation WorkspacesI am a big fan of using the command line as most of you know by now. This applies to interacting with IBM Bluemix cloud and its services and for database systems like DB2 or dashDB. Thus, I was excited when the IBM Watson Conversation service added API functions …
Chatbot Hackathon: Lessons Learned and TipsRecently, I was a coach at a hackathon in Germany. Students were tasked to build solutions for a given topic and the solution had to include a chatbot based on the IBM Watson Conversation service. It was impressive how broad the solutions were, what other services were integrated with a chatbot and …
DB2 Easter Egg Quiz - Kind ofAre you ready for a new DB2 quiz? Here is a tricky question for you. It is about DB2 security, it is (kind of) hardware-related and deals with a relatively new DB2 feature. Curious...?The following shows the output of a DB2 tool, shipped with your regular DB2 LUW these days:Keystore Password: Passwo…
Aero Expo, Drones and the IBM CloudThe Aero Expo, the Global Show for General Aviation, is running in my hometown Friedrichshafen from today until the weekend. One of the expo and conference topics is drones of the future (AERODrones UAS Expo). Drones or UAV (Unmanned Aerial Vehicles) have been and are a hot topic for IBM and its cus…
The 10 Top Stories at April Fools' DayTop 10 StoriesToday is April Fools' Day and many websites have made up funny and unbelievable stories. What are the best of them? What are practical jokes done online? Read on to find my collection of the best stories found on April Fools' Day.Put the 10 best stories here once available.first, could…