what is performance tunning in BO in report level& designer
level?
Answer Posted / guest
Analyze Report SQL for unnecessary Joins
1. First get the list of reports which are performing low
and get their SQL.
2. Analyze the report SQL for joins. There could be
unnecessary join which is causing query to perform low.
make a change in your universe accordingly to generate
query with optimized joins.
Analyze report Query for Indexes.
1. Get the report SQL , check the where clause
2. Check if indexes are user properly in SQL and also they
exist in database
Use Aggregates for measures
1. Use Aggregate aware for your measure objects to use
summary tables form Database
Use Partitions for high volume fact tables
1. Partitioning the fact table can boost your query
performance.
Array Fetch Size
1. Play with Universe options for setting up optimal value
of Array fetch Size parameter.
Universe Analysis for Shortcut joins
1. Analyze your reports and universe for possible use of
shortcut joins as they play little but important role in
performance.
Index Awareness
1. Try using Index Awareness from Universe side to generate
optimized query.
Universe Cleaning.
1. Make sure LOV is disabled measure objects.
2. Make sure LOV is disable for un-necessary dimension
objects and detail objects.
JOIN_BY_SQL
1. Try evaluating JOIN_BY_SQL universe parameter
| Is This Answer Correct ? | 10 Yes | 0 No |
Post New Answer View All Answers
What are all difference between business objects 6.5 and xi r2?
is it possible to export the webi reports to crystal reports?with out using businessview?
Difference between b.o 5.1 and 6.1b?
What are the data types present in bo? What happens if we implement view in the designer and report?
How to sort the dynamic objects alphabetically on the Universe based on and SQL Server
What is difference between webi and infoview?
Explain how can we do load testing for webi reports? (Example if I have have to test one webi report for concurrent users refreshing report at one time)?
please explain me with the real time tables on how aggregate tables are created and how aggregate awareness is addressed to it.
How to schedule the report in b.o?
Did you face any problems while creating reports? Name? Solutions?
How can you first report in Business Objects by using broadcast agent?
i want my connection to be dynamic. How can I make it. I mean the username and password should be dynamic. How?
Explain when we use aggregate awareness function in designer?
U r project in which stage in implementation?
Explain when to use local filter and when to use global filter?