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 servers up and running.
What's Really New?
You swipe your credit card and get an Oracle database server up and running
in half an hour. Sounds like magic, especially if you compare it to the weeks
and months it normally takes to have an Oracle database server operational in
an average enterprise ... (more)
Oracle RMAN (Recovery Manager) catalog database contains backup metadata
for all enterprise wide Oracle databases. Each database backed up through
RMAN needs connection to a central backup repository database. RMAN catalog
is purged and maintained by removing obsolete backup records, crosschecking
with existing media etc. If central repository grows too big then backup
performance will suffer since it will take too long for RMAN to locate
Amazon Web Services gives us the ability to quickly and easily create either
brand new RMAN catalog database or move an existing c... (more)
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)
( 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 seg... (more)
A recent BlackBerry outage is the nightmare for both RIM and its
users. Nature and mass popularity of Blackberry service make this
particular outage highly visible. There are many other in-house outages we
never hear about. Companies prefer to keep silent about them, if they can.
The only insight we get into the poor state of DR procedures is in some
public cases like this one, or from limited personal experience. In my Oracle
database infrastructure consulting career I have seen several serious
production outages and was part of a few data recovery efforts.
Backups and DR proc... (more)