Author: Lucas Jellema
This article highlights a use case implementation I recently implemented (for a demo session) leveraging Oracle Functions as well as OKE (Oracle Kubernetes Engine), Object Storage and Elastic …
Oracle Functions is currently in limited preview and is expected to soon reach wider availability. Rolando Carrasco did this write up on Medium about his first experiences with Oracle …
Oracle Cloud Infrastructure Object Storage is a public cloud service for storing data to which you need fast, immediate, and frequent access. As Oracle states: “The Oracle Cloud Infrastructure …
Three services have been deployed to my Kubernetes cluster running on a public cloud environment. These services expose port for three underlying Pods and six or so containers. The …
At AMIS we are quite happy users of Microsoft Yammer. Days with 10 or more messages are no exception and since December 2009, we have assembled quite a history …
AMIS is part of the Conclusion ecosystem of over 20 companies, each with their own specialty and identity. Several times per year, we organize Conclusion on Stage – a …
Data Wrangling is a crucial stage in the data science workflow. Or in any workflow that starts from raw data and hopes to achieve business insight – and perhaps …
AMIS is part of the Conclusion ecosystem of over 20 companies, each with their own specialty and identity. Several times per year, we organize Conclusion on Stage – a …
Learn new technologies using real environments – right in your browser. Katacoda is an online platform that offers hundreds of scenarios and sandbox environments to learn about and play …
In this article, I will share some of my personal findings and discoveries as I start out building a small APEX application. No experienced developer is likely to learn …
In two earlier articles on Oracle Analytics Cloud I have introduced the Oracle OpenWorld 2018 Session Catalog Data Set (First steps with Oracle Analytics Cloud – Gather, Explore, Wrangle, …
My challenge: my wife wants to set up a system for some of our friends and relatives to let each other know about appliances and things they can share …
In this article, I will show how I have created a Data Flow in Oracle Analytics Cloud to enrich a data set with geocoding data from a different data …
Data analytics is what turns data into business value. Oracle has a long history in Data Analytics – from Oracle Discoverer and its predecessors such as Data Browser through …
If your tool is a hammer, every problem looks like a nail. Many of us have seen situations where this tunnel vision over time took hold. And for many …
The challenge: you are running a service, API or web application in a Docker container, locally on your laptop or in a cloud based VM or container platform. You …
How much documentation is enough documentation? What are the requirements in the definition of done regarding documentation? Cannot simply all code be self-documenting? These are common questions in DevOps, …
Graph Databases are good at recording nodes and edges – and even more at performing queries that traverse the edges. Some challenges can be dealt with in Graph Databases …
The Oracle OpenWorld and CodeOne 2018 conferences took place in the last week of October 2018. Together, over 1500 sessions took place. The session catalog with details for all …
An important part of enabling optimal use of SaaS applications is integrating various functions in said applications. Events in one application need to have an effect in others. From …
A valuable capability that organizations using Oracle Cloud Infrastructure have available is internet intelligence. This capability allows you to monitor the health and accessibility of your web site’s or …
This article describes a use case for which a traditional SQL-powered relational database approach can provide a solution – but for which that traditional approach is not the optimal …
As part of my 50 Shades of Data presentation, I talk about CQRS – Command Query Responsibility Segregation. The idea that you can have one or more read only …
In this article I will discuss the steps I had to go through in order to take my locally running Node application – with various hard coded and sometimes …
Oracle has two main pillars on which its (future) business rests – dixit Larry Ellison: Oracle Cloud Infrastructure (including the Autonomous Database) and SaaS. In this article, I will …
Oracle APEX is a low code application development framework. It can be used free of charge – either as part of an existing Oracle Database license or running in …
One of the nice discoveries I made last week during CodeOne 2018 was Eclipse Che. This is a browser based polyglot IDE that runs in a Docker container – …
One of the session at CodeOne 2018 discussed an upcoming feature for Oracle Database – supported in Release 12.2 and up – that would allow developers to consume Kafka …
Yesterday, at the Oracle ACE Directors Product Briefing, I received a gift. It is called QuickSQL. And it is a free online service that generates SQL DDL and DML …
In order to provision a Kubernetes cluster on Oracle Cloud Infrastructure, you need to prepare the OCI tenancy and create a compartment with appropriate network configuration and associated resources. …
Anyone with a trial account for Oracle Cloud can use Oracle Cloud Infrastructure (OCI) to get herself a three-node Kubernetes Cluster instance, running on Oracle’s managed Kubernetes Engine Cloud …
Oracle Cloud Infrastructure is Oracle’s second generation infrastructure as a service offering – that support many components including compute nodes, networks, storage, Kubernetes clusters and Database as a Service. …
Primarily for my personal reference: this article provides instructions on running a Docker container image as a Kubernetes Deployment plus Service. It compares the Docker run command with the …
Monitoring sounds like a terribly useful thing to do. And in many situations it is of course. However, rather than starting our discussion with monitoring, we really should start …
This article introduces a Docker Container Image that runs an Oracle JET application from a Git repository and is capable of dynamic reload of that application when the repository …
My desire: find a way to run a Node application from a Git(Hub) repository using a generic Docker container and be able to refresh the running container on the …
It should be simple and in the end it was relatively simple – but still I was struggling a little bit with getting two key components of the Elastic …
Preparation: before I started with Prometheus, I installed VirtualBox, Minikube with Tiller on my Windows 10 laptop – as described in this article: https://technology.amis.nl/2018/08/13/running-kubernetes-1-10-using-minikube-on-windows-10-adding-kubectl-and-helm-tiller/. I then increased the Base …
Some quick steps to get Minikube for K8S 1.10 up and running on Windows 10 (presuming VirtualBox has already been installed) Download kubectl binary from: https://storage.googleapis.com/kubernetes-release/release/v1.11.0/bin/windows/amd64/kubectl.exe Copy kubectl.exe to …
July 2018 saw another edition of the Oracle Developers’ tour through India, called Yatra. In just over two weeks, seven cities participated in this tour – with each city …