Oracle VM is end-of-life and is, since March 2021, in extended support1. In looking for a replacement hypervisor AMIS has turned to KVM. Oracle itself also uses KVM, albeit its own brand of KVM, OLKVM, in Oracle Cloud and on the new versions of its Oracle Database Appliance. Topped with […]
tech
What the Ether, part 1 – Ethereum
Just like in 2017, blockchain has been all the craze this year. With Bitcoin reaching prices over three times higher than the previous all-time high, everybody has been talking about cryptocurrency and blockchains. And one of the blockchains that has been taking the spotlight is Ethereum. That is why in […]
ADF Performance Monitor: New Introduction Video (3:40)
Are you unable to pinpoint frustrating blind spots and recurring problems in your ADF application? This video gives a quick introduction of the features of the ADF Performance Monitor, an advanced monitor specifically designed for Oracle ADF applications.
Closing the gap with Zachman.
IT environments tend to become more and more Complex. When planning for new or additions and changes to existing (IT) environments, the necessity to invest in decent preparation and high level design isn’t challenged. Not challenged because alignment with the long term business goals is key in many organizations. In […]
Oracle Database: Write arbitrary log messages to the syslog from PL/SQL
Syslog is a standard for message logging, often employed in *NIX environments. It allows separation of the software that generates messages, the system that stores them, and the software that reports and analyzes them. Each message is labeled with a facility code, indicating the software type generating the message, and assigned […]
ADF Performance Monitor brings performance improvements and Insight at Intris
Intris is the leading Belgian provider of freight forwarding, customs and warehousing management solutions. Headquartered in Antwerp, Intris provides its integrated software and cloud-based solutions to logistics services providers in Belgium and the Netherlands. Ben Rombouts is Chief Operating Officer at Intris. Recently he has written a detailed review on […]
Configure and test your ADF REST Resource
In my previous post I showed the steps you have to take to create your first ADF REST resource. You can find it here: First steps with REST services on ADF Business Components. I will continue my exploration in the world of ADF REST. We are now going to configure […]
5 main building blocks of the new Visual Builder Cloud Service
In may 2018 Oracle introduced the new version of Visual Builder Cloud Service. This version is not just aimed at the Citizen Developer, in the end an experienced JavaScript can do nice things with it. In this blog I will have a look at 5 of the 6 main building […]
ADF Performance Tuning: Manage Your Fetched Data
In this blog I want to stress how important it is to manage the data that you fetch and load into your ADF application. I blogged on this subject earlier. It is still underestimated in my opinion. Recently I was involved in troubleshooting the performance in two different ADF projects. They […]
ADF Performance Tuning: Avoid a Long Browser Load Time
It is not always easy to troubleshoot ADF performance problems – it is often complicated. Many parts needs to be measured, analyzed and considered. While looking for performance problems at the usual suspects (ADF application, database, network), the real problem can also be found in the often overlooked browser load […]
Some of my Solutions for challenges with Oracle JET
This article is not some sophisticated treatise on Oracle JET fundamentals.It is merely a collection of challenges I had to deal with and found solutions for – that work, even if they are perhaps not the best approach around. This article is first of all a personal notebook. If you […]
Set up continuous application build and delivery from Git to Kubernetes with Oracle Wercker
It is nice – to push code to a branch in a Git repository and after a little while find the freshly built application up and running in the live environment. That is exactly what Wercker can do for me. The Oracle + Wercker Cloud service allows me to define […]
Serial database backups using Oracle Enterprise Manager
For several years now, I’ve been a fan of backups controlled by Enterprise Manager (of Grid Control, or Cloud Control, call it what you want). It is relatively easy to configure backups for your databases and it is well known in our DBA world. Only one thing bothered me though, […]
Oracle Database Appliance X6-2L and X6-2 HA, comparing the line
A while ago I published an article about the ODA X6-2S and X6-2M, the new entry level machines for small business. And since then Oracle introduced the ODA X6-2L and the successor of de ODA X5-2: ODA X6-2 HA. Quite a line of ODA’s. But when to choose what ODA? […]
Publicly exposing a local service to nearby and far away consumer on the internet using ngrok
Sometimes I run into a tool or service that brings a large smile on my face. Today that happened to me as I was reading a blog article on chatbots. It mentioned a service -ngrok – that was used during the testing face of that chatbot. The chatbot needs to […]
How to run a demo with Microsoft Hololens and share your screen
I was fortunate to use the Microsoft Hololens for a couple of days to experiment and prepare for a demo. Here are some practical tips for doing a demo with this device. This is a short instruction on how to use the Microsoft Hololens for demo purposes. For heavy usage […]
Beats and Fusion Middleware
This is the 6th blog in a series on the Elastic product stack. This blog will cover how Beats fits into the mix with Logstash, Kibana and Elasticsearch. The series cover: 1. Elasticsearch and Oracle Middleware – is there an opportunity? 2. Installation of Elasticsearch: installation and the indexing of […]
Kibana for ACM dashboards
This is the 4th blog in a series on the Elastic product stack. This blog will cover the Kibana product. The series cover: 1. Elasticsearch and Oracle Middleware – is there an opportunity? 2. Installation of Elasticsearch: installation and the indexing of – human generated – documents 3. Elasticsearch and […]
Installation of Elasticsearch
This blog is one of a series of 6 blogs around the combination of Elasticsearch (‘the ELK stack’) and Oracle Adaptive Case Management. The series cover: 1. Elasticsearch and Oracle Middleware – is there an opportunity? 2. Installation of Elasticsearch: installation and the indexing of – human generated – documents […]
Oracle PaaS Cloud – The API Platform Service – launch date Winter 2016/17
APIs are hot. Public APIs are an enterprise’s programmatic interface to B2B partners, governments and other stakeholders including app and web builders. Internally, APIs are the touch points for encapsulated functionality and data and the entry points into microservices – to name that other hot term. APIs are usurping the […]
Reusing JET Composite Components in JET, ADF, MAX and ABCS – W3C Web Component Style
This is a short article about a big topic. About how JET Composite Components – small or pretty substantial – can be reused and integrated, not only in other JET applications (or components) but also in Oracle ADF applications and Application Builder CS. JET Composite Components are based on the […]
Java Callout from Business Rules
Goal and warning This blog will show how to invoke java code directly from within a Business Rules component. I didn’t manage to find this in the Oracle product documentation, which is actually a good thing. Invoking java code with business logic directly from within the Business Rules is normally […]
Digital Transformation calls for comprehensive Information Security measures.
Do you want to know how your company can survive Cyber Security threats? And what can be an approach to stay compliant? Have you ever thought about security related opportunities and business enablers? Then continue reading this blog post! And find out how we can help you. Digital Transformation takes […]
How to create a private 10 Gb network on an ODA X5-2
In my previous post Network considerations on an ODA X5-2 I described a solution where I created a private network to optimize network performance between the components running on an Oracle Database Appliance. I am talking about a Virtualized setup in this article, and rebuilding the second pair of public […]
Network considerations on an ODA X5-2
When you buy an Oracle Database Appliance (ODA) X5-2 off the shelve, you will get a machine with four times 10Gb copper Ethernet (bonded into two interfaces) for public communication and two 40Gb InfiniBand (bonded into one interface) for interconnect communication between the two ODA_BASE’s. You would think that should […]
Oracle X5-2, from bare metal to VM Server. Without disks, without dvd drive.
Oracle offers a fine machine called the X5-2. Not to be confused with the ODA X5-2, which comes with sophisticated database software. The X5-2 is just bare metal. The X5-2 is a 1HE 2 socket Intel machine with limited configuration options in terms of processor speed, number of cores and […]
Continuous Delivery and the Oracle database (II)
In the previous Blog I have described how to implement CD for an Oracle database by using migration scripts. In this Blog I will describe how to create migration scripts (automagically). DML scripts This is the more simple case because you need them less often. There are various data compare […]
Create an oracledb enabled Node.js application container
In my previous article, First setup of a connection from Node.js to an Oracle Database, I demonstrated how to make a connection to a remote database using Node.js and the node-oracledb module. I used a dedicated VM with Linux 7 installed and Oracle Instantclient provided the 12.1 client libraries. Now […]
First setup of a connection from Node.js to an Oracle Database
In this article I will demonstrate how to make a connection to a remote Oracle database from Node.js running on linux 7. We will be using the node-oracledb module to accomplish this. Lucas Jellema gave a great explanation about this module in his recent article Running node-oracledb – the Oracle Database Driver […]
When the Cracks Begin to Show – On Designing Microservices
No one has achieved success with microservices by just talking about them. Unfortunately, many organisations spend so much time on exactly that, debating how to approach microservices. It is as though there is one perfect approach to designing and working with microservices that only needs to be uncovered. In actual […]
Oracle Cloud en de Europese Privacy regels; waar moeten we op letten?
Als Oracle gebruiker ziet u de mogelijkheden van de Oracle Cloud. De grote flexibiliteit, de mogelijkheid om capaciteit bij en af te schalen, instant diensten en het maandelijkse verrekenmodel. Alleen al de korte doorlooptijd voor (tijdelijke) omgevingen en de verminderde beheerinspanning kunnen leiden tot een flinke verbetering in efficiëntie. Zo bent u minder bezig met de dagelijkse operatie van […]
OpenWorld 2015: 14 Continuous Delivery / DevOps recommended sessions
We can assume the upcoming Oracle OpenWorld / JavaOne conference will be packed with Cloud themed sessions. When you’re using IaaS and PaaS the ability to rapidly create environments and configurations and automate deployments will be paramount for the effective and efficient usage of these platforms. Some organizations can afford […]
Managing identity information from multiple sources with Oracle Identity Manager, Part 2
Consolidating identity information in Oracle Identity Manager In part 1 one this article we saw several options for managing identities in an environment where multiple sources for identity information are used. In this part, you’ll find more information on how to set up Oracle Identity Manager in a scenario like […]
Some tips on creating, editing and manipulating and merging MP4 video files
Over the last few days, I have spent quite some time on creating several videos, demonstrating the use of technology. Creating this videos took a lot of time – especially the final step: merging five MP4 files together. This article provides some very brief pointers. First of all, I have […]
Creating and scaling Dynamic Clusters using wlst
In my previous article, Creating and scaling Dynamic Clusters in Weblogic 12c, I described the creation and scaling of Dynamic Clusters. I used the Weblogic Console to create the Dynamic Clusters and change the number of servers. Most of the time you will use some wlst scripting to create and […]
Creating and scaling Dynamic Clusters in Weblogic 12c
Introduced in Weblogic 12.1.2, dynamic clusters is a great feature to scale your private cloud. Dynamic clusters provides you easy scaling of Weblogic clusters by adding and removing managed server instances on demand. They contain one or more dynamic servers. These dynamic servers are based on a single servertemplate that […]
How-to set the current database schema of an application using a global context
Question: We have customers who want to work with different database schemas and we want to determine dynamically – depending on a choice during or after login – which database schema the application in a given session should use. Is it possible to set this up in the database? Answer: […]
Upgrade OVM 3.2 to 3.3
Lately several people asked me how they should go about with upgrading their OVM 3.2.x environment to 3.3.x They have the backend repository running on an Oracle Database, which is no longer supported. In release 3.3, only MySQL is supported as a backend repository database. They were wondering how the […]
Creating Intuitive & Interactive Dashboards with the ADF Data Visualization Components
Last week I presented at the UKOUG’14 conference on creating intuitive & interactive dashboards with the ADF Data Visualization Components. Frequently end-users are overwhelmed with too much and confusing information displayed in rows and columns. It can be difficult to quickly get the relative significance. This session discussed how to create intuitive, interactive […]
Securing OHS environments with latest SSL TLS protocols and SHA-2 certificates
Customer case A while ago I was contacted by a customer about their old Oracle Application and Weblogic Server environment. They were receiving complaints from users that they can’t connect to the secure site any longer. Most of the complaints came from users that just recently updated their tablet or […]