SQL*Plus / SQL*Net Dead Connection Detection

Patrick Roozen

Recently I came across the situation where I knew for a fact that my sessions to the database were dead because I pulled the power plug out of my application server for a failover test. But the sessions stayed visible in the database and kept their locks therefore the failover failed. Now how […]

SOA Suite 12c: Creating user accounts in ApacheDS using the LDAP adapter (inspired by Maarten Smeets)

Lucas Jellema 1

My colleague Maarten Smeets recently published a very good article on the first steps with the SOA Suite 12c LDAP adapter (https://technology.amis.nl/2014/08/08/oracle-soa-suite-12c-ldapadapter-tutorial). He inspired me to take my own first and  next steps – and I need those for the Oracle SOA Suite 12c Handbook that I am currently writing. […]

When to use the Oracle Database In-Memory option?

The application and usage of the Oracle Database In-Memory has been described by Pom Bleeksma in this post. Oracle Database In-Memory can result in huge improvement in application query performance. This post will answer the question: “what would be an optimal situation for using the Oracle Database In-Memory feature?” The […]

AMIS Whitepaper User Experience Frameworks “Future of optimal UI development”

“ There’s A Lot More Behind This Pretty Face “ The whitepaper “User Experience Frameworks – Future of optimal UI development -” starts with an overview of user experience guidelines. These guidelines translate to additional UX requirements when designing and building a new user interface on modern systems. We will also […]

LDAP and Weblogic; Using ApacheDS as authentication provider for Weblogic

Maarten Smeets 3

A Lightweight Directory Access Protocol (LDAP) server is often used to centralize management of users/groups/credentials within enterprises. An LDAP server stores user information such as group memberships and often also authorization/authentication data. You can use this information to authenticate on Weblogic Server. In this blog post I will provide a […]

Live Blog – AMIS Oracle Enterprise Mobility conference (21-23 May 2014) – Last Updated May 23rd – 16:30 CET

Lucas Jellema

This article will provide a live account of the three day Enterprise Mobility conference, hosted by AMIS in Nieuwegein, The Netherlands. Oracle ADF Product Managers Frank Nimphius and Chris Muir are the keynote speakers. They are joined by Willem de Pater, Steven Davelaar and Lancy Silveira from Oracle and Luc […]

What is REST?

Maarten Smeets

REST (Representational State Transfer) is a term often used in software engineering when talking about services or other API’s. A lot of these so-called RESTful services or interfaces are not RESTful at all. Even the author of REST gets frustrated by the common misuse; http://roy.gbiv.com/untangled/2008/rest-apis-must-be-hypertext-driven: “I am getting frustrated by the number of people […]

ADF Performance Monitor: Detecting and Analyzing a High ADF BC Memory Consumption

Frank Houweling 2

Like other web applications, Oracle ADF applications potentially use a lot of JVM memory. Many times, the root cause of a high memory usage is that application data retrieved from the database into memory is not properly limited; hundreds or thousands of rows (with too many attributes) are fetched and […]

Configuring a private DNS server on Openfiler for use with Oracle RAC 12C on Virtual Boxes

Job Oprel

To build an Oracle 12C RAC database – on Virtual Boxes – there’s at least shared storage needed for ASM, and a DNS-server for the SCAN-addresses. Several methods can be used for this, but  for the storage in my private project I chose Openfiler, an open source management storage tool, […]