What Do I Need to Know About Database Application Architecture?

The authors, along with many Oracle technologists, have experienced technology shifts from mainframe to mini-computer, from mini-computer to microcomputer client/server, and from microcomputer client/server (two-tier) to microcomputer multi-tier, as well as its recent variation of web browser clients and web servers. Each shift requires a retooling of decision processes for architectures, system design methodologies, and best practices for development. However, there is a common thread in the architectures that has appeared throughout the years, and it is worth reviewing this common aspect to help understand J2EE architectures.

The main actions in a database system are interacting ...

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