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Ranko Mosic

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The Oracle Database Cloud is Platform as a Service ( PaaS ) so it only makes sense to compare it to Oracle on Amazon RDS.  Oracle on Amazon EC2, on the other hand, is an IaaS ( Infrastructure as a Service ) offering, which gives you full control over the installation, features and actions around your database. Oracle Public Cloud will consist of a number of major services, the Oracle Database Cloud being one of them. Please refer here for a complete list  of services. One of the most interesting characteristics of the Oracle Database Cloud is that there is no need to  purchase database license. In that respect service is similar to Amazon RDS. The Oracle Database Cloud is based on monthly subscription -"per user-per month or per environment-per month basis". Access to the database is likely to be at the level of an application database administrator i.e. you will o... (more)

How to Move Your Oracle Databases to Amazon EC2 Cloud

Amazon Web Services EC2 Cloud is full scale public data center offering services that are in many aspects far ahead of ancient practices present in regular IT environments. Fast provisioning and virtually unlimited scale make old fashioned server procurement and installations look like what they are - past century's practices. This article will not deal with usual objections to cloud computing revolving around change management difficulties ( how to incorporate new environment into the existing IT infrastructure ), security, reliability, performance etc. since we think that all t... (more)

Oracle Database and Big Data: A Powerful Combination

Ever wondered how it is possible that Google searches through so much data with such speed and precision ? Part of the answer is MapReduce, Google technology for processing and generating large data sets. Apache Hadoop is open source software that can process petabytes of data in parallel on hundreds and thousands of commodity hardware nodes. It was inspired by Google MapReduce. Oracle corporation is acknowledging the power of Oracle/Hadoop combination by announcing Big Data Appliance - essentially Hadoop/Oracle database software/Oracle hardware bundle, to be available next yea... (more)

Oracle Fusion Applications - Installation and First Impressions (Part 6)

Oracle HTTP Server provides HTTP listener services for Oracle WebLogic. Once you download software ( it is a part of Oracle Fusion Middleware 11g Media Pack; HTTP server resides in Oracle Fusion Middleware Web Tier Utilities 11g DVD ), unzip it and run installer you will be presented with welcome screen: Installer will recognize the existing WebLogic installation: You can select components you want to get installed - we picked both HTTP server and Web cache: Here we provided HTTP component details: Here is screen that shows installation progress: This is installation complete... (more)

Deploying Oracle Databases to Amazon AWS (EC2, RDS)

Amazon recently added Oracle database hosting capabilities to its RDS service offering. You can rent an Oracle database related infrastructure in a pay-as-you-go fashion now. We are going to explore if corporations should be utilizing Amazon AWS Oracle Database related services (EC2, RDS ), how it should be used, where possible savings and potential trouble points are. With services like Amazon AWS it doesn't matter where your hardware and software physically is - it could be in a room next to you or in some other country. It is much easier and cheaper to procure and get new serv... (more)