1. what is the purpose of creation of universe than other
data sources ?
2. which is the best method in performance tuning techniques ?
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Answer Posted / ranu
Universe is a semantic layer in BO. it provides a user
Business friendly view of database fields. So user can
create their own report based on the object from universe
easily.
For performance tuning:
There are following areas we can tune the perfomance
1.Database level:
*by tuning SQL
1.Making less joins
2.Using less functions
3.Using Indexes
4.using aggregation
5.Not using Like function
2. Using high performace Server and OS on which BO would be
installed
3.Universe Level
By setting appropriate Parameters
By increasing Array fecth Size
By setting appropriate Case Size
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BO Security (creating the restriction sets in Universe and applying on selected groups or users) or Database security (Creating the tables in database insrting the user details in that tables and giving conditions in self restricting joins in Universe )Which Security will improve the performance of the reports and for best practices ? I am thinking BO Security will give the better performance, could you please share your thoughts on this please... Thanks...
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