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Chapter 2 -
Oracle Database Architectures
OCP Instructors Guide for
Oracle DBA Certification
Venturing into the Great Unknown – New
If a new database architecture is selected (one
that has never been used before) an additional set of concerns must
Venturing into new architectures will increase
development time and training costs. Can the additional time and
higher application development costs be justified?
If the desired architecture requires support
from the development area, can application personnel effectively
administer the new architecture?
Is the additional functionality or cost
reduction the new architecture provides worth any additional risk to
the application? This is often described as the comfort ratio.
What is the business unit’s, application area’s
and the IT department’s vision of the future?
The database architecture (hardware platform
and operating system) is the foundation for applications that run
upon them. The most important decisions in the application
development life cycle are the ones made during the initial stages
of application design. The technologies to be used for data
storage, data processing and application design and development are
critical to the success of all application development projects.
Even if your IT shop has experts in database administration and
application design, their expertise will not overcome a poorly
chosen or incorrectly designed architecture.
The above text is
an excerpt from:
OCP Instructors Guide for Oracle DBA Certification
A Study Guide to Advanced Oracle Certified Professional Database
by Christopher T. Foot
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