When you have 2 servers in two different time zone and if
you need to extract data from 1 server and load it in
another server, how do you go about it? Best method to be
used.
Answer Posted / sahil chawla
For Extraction and Loading keep the time to GMT, after that
revert it back to original.
| Is This Answer Correct ? | 0 Yes | 2 No |
Post New Answer View All Answers
List few etl bugs?
How to recover a workflow? What are the different approaches?( In prod i.e no access to modify)
What do you understand by active and passive transformations?
What is a mapping?
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?
can cubes contain measures ?
What is tracing level? How many types of transformations supported by sorted input?
Explain what is etl process? How many steps etl contains explain with example?
Do we need an etl tool?
list and discuss two approaches for updation of target table in Informatica and how they are different.
hoe to access second value in mapping parameter if it is having more than one value ?????????????
what is the difference steps for data modeling?
What are the modules in Power Mart?
In informatica, I have 10 records in my source system. I need to load 2 records to target for each run. How do I do this?
What are the different Lookup methods used in Informatica?