Universe provides a semantic layer between you and the database. It consists of classes and objects named in business terms. It is basically a mapping of table and the columns in the database to classes and objects respectively in the query panel.
Alternatively, It is logical mapping of data in business terms.
In the BusinessObjects User module, universes enable end users to build queries from which they can generate and perform analysis. Universes isolate end users from the complexities of the database structure as well as the intricacies of SQL syntax.
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