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SOA Internals

Service Oriented Architecture Service Oriented Architecture is a technique used in software development based on the concept of Service.  A service can be defined as an independent function which is well defined and self contained. In SOA, different services communicate with each other to perform some activity. Even two or more services can be synchronized together to perform some complex activities. Even though SOA is a new term, the concept of services was introduced long back itself. . The requester requests [...]

Why Exadata skills is great for Oracle DBA

Traditional Oracle DBA  has to play the role of database machine administrator (DMA), essentially a database administrator with a few additional skills. Skills necessary for a DMA as follows: System administration: 10% Storage administration: 0% Network administration: 5% Database administration: 60% Cell administration: 25% Storage administration is irrelevant because Exadata does not require traditional storage commands. Storage is Exadata-specific and does not rely on the existing skills of a traditional storage administrator. Linux skills required are not typical Linux administration and require only a smaller set [...]