So it doesnt mean that 12c is only about multitenant configuration, it can be configured as the same way as your beloved 11g. Youll learn what each feature is, how it works, how to. Noncdb this is the same as the pre oracle 12 c database architecture. The oracle server itself, which is were the database resides. Oracle database 9i, 10g, and 11g programming techniques. In this picture, the server is simply considered a black box, which most of the rest of this presentation looks inside. Oracle database architecture introduction to oracle database 15.
In this book ive selected what i consider to be the most important oracle architecture features, and i teach them in a proofbyexample manner. An oracle database consists of a database and at least one instance. Oracle database architecture introduction to oracle database 111. In a clientserver architecture, the client application initiates a request for an operation to be performed on the database server. This process acts as part of the oracle mts architecture to connect user processes to shared server processes that will handle their sql processing needs. Oracle enterprise data architecture technologies can automatically manage data across a wide variety of storage tiers and formats. Oracle database is commonly referred to as oracle rdbms or simply oracle. The server runs oracle database software and handles the functions required for concurrent, shared data access. An instance, or database instance, is the combination of memory and processes that are a part of a running installation and a database is a set of files that store data. This interactive diagram lets you explore the oracle database 12cr2 technical architecture.
Expert oracle database architecture, 2nd edition is a book that explores and defines the oracle database. Oracle server application server traditional client ipc or network connections the broad view of an oracle server and the related components show. Every oracle database has a set of two or more online redo log files. Based on a proven bestseller and written by the most recognized oracle expert in the world and f download expert oracle database architecture pdf genial ebooks download the ebook expert oracle database architecture in pdf or epub format and read it directly on your mobile phone, computer or any device. The following picture illustrates the oracle database server architecture. The user process comes into the database via a sqlnet listener, which connects the process to a dispatcher. These online redo log files, together with archived copies of redo log files, are collectively known as the redo log for the database. Oracle 12c architecture oracle database internal mechanism. This includes highspeed inmemory columnar data for high performing.