Teradata (490)
Business Objects (875)
Cognos (1143)
Informatica (2428)
Crystal Enterprise Suite (30)
Actuate (46)
Ab Initio (442)
Data Stage (917)
SAS (1049)
Micro Strategy (282)
ETL (315)
OBIEE (92)
IBM Cognos TM1 (55)
Amazon Redshift (62)
Data Warehouse General (749) 1:when we develop a project what are the performance issue will raise?? KPIT 2:if a table have INDEX and CONSTRAINT why it raise the performance issue bcoz when we drop the index and disable the constraint it performed better??KPIT 3:what are unix commands frequently used in informatica??
KPIT,
1 79455. How many repositories can we create in Informatica? 6. What is surrogate key? 7. What is difference between Mapplet and reusable transformation? 8. What is aggregate awareness? 9. Explain reference cursor? 10. What are parallel querys and query hints? 11. DWH architecture? 12. What are cursors? 13. Advantages of de normalized data? 14. What is operational data source (ODS)? 15. What is meta data and system catalog? 16. What is factless fact schema? 17. What is confirmed dimension? 18. What is the capacity of power cube? 19. Difference between PowerPlay transformer and power play reports? 20. What is IQD file? 21. What is Cognos script editor? 22. What is difference macros and prompts? 23. What is power play plug in? 24. Which kind of index is preferred in DWH? 25. What is hash partition? 26. What is DTM session? 27. How can you define a transformation? What are different types of transformations in Informatica? 28. What is mapplet? 29. What is query panel? 30. What is a look up function? What is default transformation for the look up function? 31. What is difference between a connected look up and unconnected look up? 32. What is staging area? 33. What is data merging, data cleansing and sampling? 34. What is up date strategy and what are th options for update strategy? 35. OLAP architecture? 36. What is subject area? 37. Why do we use DSS database for OLAP tools?
2716I have created a database "TestingDB" in MS SQL Server 2005. I have set the port properties and the Cognos Service is up. But I don't see anything in the Cognos. In the administration i have set the ODBC connection and it tested successfully.If i copy the samples to the appropriate directory then i can see the samples.But I don't know how to do the same thing with my own database "TestingDB". As i have configure the cognos in my company which is having a database (very near to production database).I am a novice in cognos. Please help me out.
2089My data source is Excel sheet. How to write the SQL Statement for Excel file in data provider? Is is possible?
TCS,
3 9161How to solve the following errors coming in report development? 1.Syntax 2.multi value 3. #Error 4.computation and 5.Objects are not compatible
2 7286
What is meant by Teradata Gateway?
what are different storage options supported by oracle ?
What are the different kinds of panes included in cognos?
Can you define bitmap index?
How many types of joins are there in teradata?
What is an er diagram?
What is the procedure for creating independent data marts from informatica 7.1?
What are the steps to import the two data sources in framework manager?
Is data warehousing different from data mining?
How to create the source and target database connections in server manager?
Hi send me the Teradata dumps to my id rajeshanantha@yahoo.co.in Thanks Rajesh. A
What is the basic syntax for teradata select statement?
How many transformations can be used in mapplets.
How to delete duplicate row using informatica?
What is the use of virtual processor connectivity in teradata?