Eliminating of duplicate records without using dynamic lookups

1 Answers  

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Explain the use lookup tables and Aggregate tables?

0 Answers  

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working of line item dimension......pls,tell overall flow

1 Answers  

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Can anyone tell me what are the roles and responsibilities of informatica support ( L1, L2, & L3 ) Team?

1 Answers   IBM, Saama Tech, Wipro,

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how to load the data to fact table?

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when u connect the repository for the first time it asks you for user name & password of repository and database both.But subsequent times it asks only repository password. why?

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can Informatica be used as a cleansing tool? If yes, give examples of transformations that can implement a data cleansing routine.

2 Answers  

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hoe to access second value in mapping parameter if it is having more than one value ?????????????

0 Answers   SS Solutions,

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Can u access a repository created in previous version of Informatica?

1 Answers   DELL,

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what is the meant by Normalization and de-normalization?

2 Answers  

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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?

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what happens if the info.server doesn't find the session parameter in the parameter file?

2 Answers  

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