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When you install an Oracle database or instance, you are able to assign a domain name.

An Example:

SID: orcl



Why would it be necessary to add or configure a domain?

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migrated from Jan 8 '12 at 15:28

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up vote 5 down vote accepted

It allows you to have more than one DB with the same name in the same network. If you have only one it can be the network domain.

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