Chapter 7. Joining Your Universe
In This Chapter
Adding tables to your universe
Creating joins between your tables
Detecting joins
Using loops
If youâre reading this chapter, itâs likely that youâve already created your universe shell in Chapter 5. This means that youâve created the schema that composes your universe and youâve probably added a few tables. Thatâs a great first step toward creating your first universe. As you probably have guessed by now, a BusinessObjects universe isnât something that you create overnight, or at least not in a few book pages!
Not every BusinessObjects user has to create a universe; this important task comes with a lot of responsibility that isnât necessarily for beginning users, especially in a corporate environment. An administrator-level user who has extensive BusinessObjects or business-intelligence experience is likeliest to be creating universes.
But even if youâre just learning the ropes of BusinessObjects, itâs worth having a go at creating a universe. So now itâs time to tie together those tables you created in your schema. To do so, you use a join â the logical equivalent of a pipe or duct that connects two or more tables. Itâs sort of like the plumbing in your bathroom â imagine that the sink, the toilet, and the shower are each a database table. You use a join, or plumbing pipes, to connect the tables in a way that ...
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