November 2013 »

CloneDB – Quick ‘n Easy

CloneDB Feature Oracle has quietly and secretly provided a new method to duplicate databases with Version 11.2.0.2 (yes, the patchset). CloneDB makes it possible to build up several databases on the basis of a RMAN image copy. Foundation for that is Direct NFS support in the database, introduced with version 11.1.0.6. With that it is possible to run an Oracle database on NFS storage over a special driver (dNFS). With CloneDB a new I/O layer will be implemented, so that reading access will be provided by a RMAN backup and writing access creates own unique files. In the view of the database […]

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Database virtualization and instant cloning … and 12c

Clone Wars When we’re hearing „Clone“, most people will associate it with Star Wars the Clone Wars … something like that, The main idea behind the clones was that they are identically as possible with identical functions, that means that they have the same power, strength and what else. When we think about cloning databases, it’s not really different. Target is to create a copy of the production environment which is preferably as much identical as we can get it, for testing and development purposes. In most cases it will not stop with only one copy. Over the time different

Database virtualization and instant cloning … and 12c Blogbeitrag lesen »

By Johannes Ahrends • 22. November 2013 • 4 minutes of reading