CHAPTER 2Upgrading to Oracle Database 11g

If you have previously installed an earlier version of the Oracle database server, you can upgrade your database to Oracle Database 11g. Multiple upgrade paths are supported; the right choice for you will depend on factors such as your current Oracle software version and your database size. In this chapter, you will see descriptions of these methods along with guidelines for their use.

If you have not used a version of Oracle prior to Oracle Database 11g, you can skip this chapter for now. However, you will likely need to refer to it when you upgrade from Oracle Database 11g to a later version or when you migrate data from a different database into your database.

Prior to beginning the upgrade, you should ...

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