Oracle REST Data Services (ORDS) 19.4 : A quick life update…

| Jan 2, 2020

Almost 2 weeks ago I wrote about the release of Oracle REST Data Services (ORDS), SQLcl, SQL Developer and SQL Developer Data Modeler 19.4.

I spent the holidays playing around with it quite a bit, so I came back to work today and pushed it out across all Dev and Test installations.

As I’ve mentioned before, at work we run ORDS on Tomcat inside Docker containers. The build we use is very similar to (more...)

pgAdmin in Docker: Provisioning connections and passwords

| Jan 2, 2020

pgAdmin is a popular open source and feature rich administration and development platform for PostgreSQL. When provisioning Postgres database environments using containers, it is not unusual to also provision a pgAdmin container.

The pgAdmin image provided on Docker Hub does not contain any server connection details. When your pgAdmin container changes regularly (think about changes to database connection details and keeping pgAdmin up to date), you might not want to enter the connections and passwords (more...)

Use Conda to Generate Requirements.txt for Docker Containers

| Dec 26, 2019
pip is a standard package manager. Requirements.txt can be generated in one environment and installed by pip in a new environment. Conda replicates own installation. Pip produces a list of packages that were installed on top of standard library to make the package you wrote work.

Following are the steps to generate requirements.txt file to be used insdie Dockerfile for docker containers:

Go to your project environment conda activate

conda list gives you (more...)

Storj Storage Node Docker-Compose file

| Oct 9, 2019
Storj V3 is now in BETA and recruiting Storage Node operators. Since V3 of Storj, Docker is used exclusively to wrap up creating a new Storage Node into a simple, manageable container. You’ll need to see the official docs for creating your identity certificates, but when it comes to creating your docker environment it couldn’t

Docker Compose yml for Gitlab and Gitlab Runner

| Sep 26, 2019
Create a new directory and save the above file inside it as docker-compose.yml. You’ll need to replace the field hostname with the external URL that you’ll use to access your Gitlab instance. Run docker-compose up -d to fetch the images from the docker hub and create your Gitlab instance. You’ll be able to access Gitlab

Dockerfile for Apache Traffic Server (ATS)

| Sep 25, 2019
Apache Traffic Server is an enterprise-grade proxy and caching server initially developed by Yahoo, then later made open source and managed by the Apache Foundation. The below code is a Dockerfile that will download and build ATS on the latest Ubuntu base image. Currently, we’re using Apache Traffic Server version 8.0.5, but if you’d like

Install Docker-Compose

| Sep 23, 2019
Docker-compose is a utility used to create and manage multiple Docker containers together to form a service. It relies on Docker being installed on the same host so make sure that Docker is installed on your system beforehand. Once you have docker installed and tested you’re ready to begin. It’s worth noting that docker-compose is

How to test your Docker install is working

| Sep 23, 2019
Testing Docker, thankfully is one of the easiest things you can do – something you’d expect from Docker. With a simple one-liner you can test if your docker instance can reach the central repository, download images and run the image on the local machine. If you haven’t installed Docker yet, see the installing Docker blog

Docker Compose yml for WordPress

| Sep 6, 2019
Create a new directory and save the above file inside it as docker-compose.yml Run docker-compose up -d to fetch the images from the docker hub and create your wordpress instance. You’ll be able to access wordpress from a browser on port 8000.

Multi-Nodes Redis Cluster With Docker

| Sep 5, 2019
Read this article on my new blog As part of my on-boarding/training at RedisLabs I continue to play with the product, and I have decided today to install a local 3 nodes cluster of Redis Enterprise Server (RS); and show how easy is to move from a single node/shard database to a multi nodes highly available one. Once your cluster is up & running, you will kill some containers to see how

Taking Pivotal Build Service (PBS) for a test drive

| Aug 2, 2019
Pivotal Build Service ALPHA was just released and in this blog post let's take it for a test drive to work out how it works. The Pivotal blog post about this release is below. In short it Assembles and Updates Containers in Kubernetes


1. Once you have deployed Pivotal Build Service, the pb CLI can be used to target it with the following command.

Note: Use the --skip-ssl-validation flag if the Pivotal (more...)

Weblogic under Kubernetes: the weblogic topology of the future

| Jul 16, 2019
Already 4 months ago I attended the PaaSForum 2019 in Mallorca. As every year it was great to meet members of the big EMEA Oracle Partner family.

And of course a lot of interesting talks and workshops. This year I was especially interested in announcements around SOA Suite and Project Helidon as a Microservice framework. But certainly also Weblogic under Kubernetes.
And actually, to me, the Kubernetes Weblogic Operator that was this years most enthusing (more...)

Offline Updating WebLogic Images using Oracle WebLogic Image Tool

| Jun 27, 2019
This is next article about the Oracle WebLogic Image Tool, in which I will show you, how to update an existing Oracle WebLogic Server Image in an offline environment (no access to the internet).

The previous articles can be found under:

Let's say you have a Docker image with Oracle WebLogic Server (more...)

Updating WebLogic Images using Oracle WebLogic Image Tool

| Jun 24, 2019
On 21st June 2019 I was showing in a blog post the Oracle WebLogic Image Tool and how to create Oracle WebLogic Images on Docker with the Oracle WebLogic Image Tool

Today, I will show how to update an existing Oracle WebLogic Image on Docker with the Oracle WebLogic Image Tool

Let's assume, I have one Oracle WebLogic Docker Image named oracle/wls_serverjre:1.0 and (more...)

Oracle WebLogic Image Tool

| Jun 21, 2019
As I am currently working mainly with Oracle Products on Docker (Oracle Databases, Oracle JDK's and Oracle WebLogic Servers) I had a quick look on the Oracle WebLogic Image Tool

This utility provided by Oracle is creating for you Docker Images of Oracle WebLogic Servers, downloads Patches directly from My Oracle Support and applying these patches into your Docker Image.

What you will need to do, at first get the Oracle WebLogic Image (more...)

Flexible Patching Concept for Optimized WebLogic Image on Docker

| May 14, 2019
In the last days I was publishing my Optimized WebLogic Image on Docker Solution, see following links:

The previous version of my Optimized WebLogic Image was based on fixed patch numbers, so not really flexible.

My latest update contains now the possibility to apply during the Image build multiple WebLogic Patches, just the OPatch Patch 28186730 is mandatory.

The latest sources you can find under my GitHub (more...)

Your very own development environment

| May 12, 2019

Everyone should have their own local development environment. No matter if you write Java and that just means IDE and JDG, or if you work with databases. Not having it reduces your learning a lot. I have yet to meet a really sharp database expert who does not have a local personal environment. It also goes the other way around, you can usually guess if a person has it or not.

Yes, you can get (more...)

Updated Version of Optimized WebLogic Image on Docker

| May 9, 2019
Yesterday I published my solution for an optimized WebLogic Image on Docker ( The yesterdays version was limited to the usage of Oracle Server JRE 8u152, due to an Oracle Bug 27117282.

So I updated my Optimized Solution, that you can integrate the necessary patches (Patch for OPatch Util and the latest CPU April 2019 for WebLogic, in order that you are able to use (more...)

Optimized WebLogic Image on Docker

| May 8, 2019
As I am currently busy with optimizing Docker Images for Oracle stuff, I want to share with you my latest optimization for Oracle WebLogic Server as Docker Image.

Under the Oracle GitHub Repository you can find all necessary files to build a Docker Image for Oracle WebLogic 12.2.1.x, which are quite useful, but the disadvantage of this image is the size. The Docker Image will (more...)

WildFly 16 Docker Image with Oracle JDBC Driver

| May 3, 2019
Today some a bit off-topic from my usual classic Oracle blogpost, but with a bit of Oracle :-)

As more and more of my customers are moving away from Oracle WebLogic Server to JBoss/WildFly, I have create a small Docker Image with WildFly 16 including the Oracle JDBC Driver and a DataSource based on the Oracle JDBC Driver (18.3).

The full showcase you can find in my GitHub Repository

Simply clone the (more...)