Oracle 11g was released in 2007 and introduced many new features enabling database administrators and developers to adapt quickly to changing business requirements by simplifying the infrastructure and using automating tasks wherever possible.
Like previous releases of Oracle, Oracle 11g is a relational database with object and Extensible Markup Language (XML) capabilities.
In the relational data model, all data is stored in two-dimensional tables composed of rows and columns. An Oracle database enables the storage, updating and retrieval of data with a
high degree of performance, reliability, and scalability.
An Oracle 11g database is made up of the following components:
Oracle 11g is available in 3 editions to meet the varying requirements of different organizations.
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Follow this link for an overview of Oracle 11g new features.
Learn how to install and configure Oracle 11g in a virtual Linux environment.
See this link for a better understanding of the Oracle instance architecture and this link for an overview of the Oracle database architecture.
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