flat filevalidation in informatica
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what is pmrep command?
Define Dynamic push down optmization?
Explain do we need an etl tool?
how to load the data to fact table?
what are the reporting tools and difference between them?
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?
what is the difference between shortcut of an object and copy of an object? compare them?
How many types of transformations supported by sorted input?
indatastage 8.1 surrgoate key generates seqences numbers write but there is limite value i want to reset the seqence after gettting some highest value like i want o/p like this 1 2 3 4 5 .............10000 1 2 3.........10000
Two different admin users created for repository are________and_________.
Explain and compare etl & manual development?
Explain etl?
Teradata 
