You can regard this section as a prelude to covering the data warehousing Oracle Database feature, which will be discussed in detail later in this book.
In the preceding section, you looked at the SQL code behind a Discoverer item. While that code represented the
SELECT statement issued against a regular database table, there are some objects within Discoverer that require a set of associated objects in the underlying database to hold metadata.
Let's, for example, explore the database structures, which are implicitly defined upon creation of the
HR EUL discussed in the "Post-installation tasks" section of the preceding chapter. For this, let's examine the