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hi i want to upgrade database from 9i to 11g on ibm aix server, what should be the steps and after upgradation how do apply dst patches and bug fixing patches.
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hi i want to upgrade database from 9i to 11g on ibm aix server, what should be the steps and after upgradation how do apply dst patches and bug fixing patches.

database upgradation from 9i to 11g

Oracle is an object-relational database management system. It supports a large number of languages and application development frameworks. Its primary languages are SQL, PL/SQL and Java, but it also includes support for C and C++. Oracle also has its own enterprise modules and application server software.