My colleague Vince Westin published this great post on his blog: During his opening keynote at Oracle OpenWorld 2012, Larry Ellison launched the new Exadata X3. The new version appears to have some nice new capabilities, including caching writes to…
Data Guard protecting from EMC block corruptions?
Today I was giving a training to fellow EMC colleagues on some Oracle fundamentals. One of the things that was mentioned is something I have heard several times before: Oracle is claiming that EMC SRDF (a data mirroring function from…
Oracle and Data Integrity: Data in, Garbage Out?
A trivial question: What is the basic function of a storage system? I would say, the trivial function of a storage system is to store digital data and getting it back when you need it. To be specific: get the…
Data Guard or Storage based replication?
A comparison between Oracle (Active) Data Guard and EMC replication for disaster recovery purposes This is an article I wrote a while ago for customers’ Database Administrators (DBAs) and application managers, that helps them in selecting the right Disaster Recovery…
Eliminate Hot Backup with EMC consistency technology
For many years, EMC customers have been using storage replication technology to create copies of entire databases. Using storage cloning has many advantages over other mechanisms (file copy, tape restore, and the like). Most significant is that EMC storage can…