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Ranko Mosic

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Top Stories by Ranko Mosic

( For latest information on Oracle 12c database update please refer to the following article: Oracle 12c Database and How It Relates to SAP Hana ) RDBMSs are stable and mature products. While there is nothing radically new on horizon that would challenge Codd's relational theory and related advances in data processing there are some developments that force established vendors like Oracle to come up with new features and products. Column Stores and Oracle Column store concept has been around for quite a while. Vendors like HP Vertica grabbed some market share in data warehousing segment with their column store,  MPP databases. Oracle Exadata is offering Hybrid Columnar Compression -  solution that modifies Oracle standard row based storage (NSM, or row-major) into proprietary format that is probably closer to PAX (as opposed to DSM) classification. Rows of data are reo... (more)

Oracle - The Little Database Engine That Could

Larry Ellison's publicly proclaimed goal is to make Oracle another IBM. 1960's, Watson's IBM, not Lou Gerster's IBM. It looks like he came close to the goal, i.e., he did create another IBM, unfortunately the latter incarnation (even Oracle market cap today  is actually identical to IBM's). Nothing depicts better what Oracle became than the latest release of Oracle database - 12cR2. Oracle is dead last in the race to SAP Hana defined (as SAP likes to point out ) goal of in-memory, columnar database. Even IBM beat Oracle with actually quite solid IBM BLU Acceleration product releas... (more)

Oracle Fusion Applications - Installation and First Impressions (Part 1)

Oracle announced the general availability of Oracle Fusion Applications at Oracle Open World 2011. Oracle Fusion Applications is the next generation Oracle ERP that will gradually replace the existing Oracle E Business Suite, Peoplesoft, JD Edwards, Siebel and other products that Oracle either acquired or developed inhouse. According to Larry Ellison it took Oracle six years to develop and finalize this product. If you look at the Oracle E-Delivery Oracle Fusion Applications download page one of the reasons why it took so long becomes obvious - product comes on 24 DVDs - total si... (more)

Big Data, Machine Learning and Innovation

Big Data and its most prominent technical ingredient, Machine Learning, are all the rage these days, as IT industry is trying to convince companies technology revolution is underway. ( "If you are not doing it, your competitors sure are, and by the time you realize it, it will be too late" ). Data fracking, i.e. Big Data, is 21 century new oil of that will power and grease stalled industries and reignite growth, or so the story goes. While advanced analytics (it comes under various names - predictive analytics, data mining, and data science, more recently) is great and in use fo... (more)

Enterprise Class Oracle Databases in the Public Cloud?

Most of enterprise class shops today run their Oracle databases on either HP-UX, AIX or Sun OS operating systems. Is it possible to move these databases to the public cloud, and, if so, who are providers who can help with such a move? Public cloud services are closely related to virtualization i.e. usage of various flavors of popular Virtual Machines (VMware, XEN). VMs are one of major ingredients giving cloud services such great characteristics as scalability, on-demand instant provisioning and deprovisioning of resources. Virtual Machines are able to run many guest operating s... (more)