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Map entities, attributes and relations in Oracle is represented by___________

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Map entities, attributes and relations in Oracle is represented by___________

(a) Conceptual Schema

(b) Logical Schema

(c) Physical Schema

(d) All of the Mentioned

The question was asked in homework.

Origin of the question is Databases and Instances in section Oracle Database 11g Architecture Options of Oracle

1 Answer

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The correct option is (b) Logical Schema

To explain I would say: Logical schema model may have many-to-many relationships and also have objects like table, view, procedure etc.

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