what types of repositories we can create in informatica?
in real time in which type of repository we will work on?
Answer Posted / harish
There are 2 types of repositories
1)Globel
in n tire arcth Globel repositories aer used
2)local
which is Configured for single system only
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what do u do when DB time takes more?in sap bi
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5. 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?
tell me few points when u become TL
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What are various etl tools in the market?
explain the methodology of Data Warehousing?(Polaries)
When do we go for the tools in the market?
What is grain of fact?
What are the names of the layers in etl?
Explain about round-robi?
Can anyone explain me a scenario from banking and finance...more precisely a mapping
Compare etl & elt?
what is different between sequential batch and concurrent batch and which is recommended and why?
where is the cache (lookup, index) created and how can you see it.