Database Reference
In-Depth Information
• Avoid duplication of services among layers
• The components within a layer should be able to interact with each other
• The horizontal layer should interact only with one consumer and one pro-
vider layer
• The vertical layer, also known as the management layer, can have mul-
tiple consumer and provider layers
ThefollowingdiagramdepictsanexampleofanSOAcompositeapplicationarchitec-
ture that utilizes multiple layers between a user request(s) and backend database:
The layered architecture needs standardized and simplified system integration
without worrying about the underlying technology stack. The Oracle SOA Suite ad-
aptor's capability is one of the key components to promote the reusability of legacy
applications. Some of the available adaptors with Oracle SOA Suite for connecting to
external systems are given in the following diagram. Please note that some of these
adaptors may require separate licensing from Oracle or third-party vendors.
