Which type or t/s is used to convert rows into column &
column into rows
- 9 Answers
- 27608 Views
- Infosys, I also Faced
- E-Mail Answers
Answer Posted / prakash chandran
Row To columns
--------------
Use Normalizer Transformation
Column To Rows
--------------
SOURCE
------
ENO COL_HDR COL_VAL
------------------------
1 ENAME PRAKASH
1 ESAL 35000
2 ENAME SREE
2 ESAL 25000
OUTPUT
------
ENO ENAME ESAL
1 PRAKASH 35000
2 SREE 25000
MAPPING LOGIC
--------------
SRC -----> AGG -----> TGT
Use First Function in Aggegrator to convert the Column to
rows
In Aggegrator, Create two output columns and write the
following expression
Port Name Expression
--------- ----------
O_ENAME FIRST(COL_VAL,COL_HDR='ENAME')
O_ESAL FIRST(COL_VAL,COL_HDR='ESAL')
Please get back to me in case of queries.
Thx & Regards,
Prakash Chandran
| Is This Answer Correct ? | 14 Yes | 2 No |
Post New Answer View All Answers
Hi, I completed MCA in 2006.After studied Informatica,SQL server and basics of reporting tool in one of the training center in chennai.I got subject knowledge only.But I didn't go any job because I scared to face real time.Anyone please advice how can I enter again into this and anyone provide real time exposure with project.
what are the session parameters? How do u set them?
What is etl process?
what do u do when DB time takes more?in sap bi
What is etl process? How many steps etl contains?
How many types of transformations supported by sorted input?
how do u estimate the depth of the session scheduling queue? Where do u set the number of maximum concurrent sessions that Informatica can run at a given time?
list and discuss two approaches for updation of target table in Informatica and how they are different.
In Which Transformation We Can Use Having Clause In Informatica?
Hi, I've a mapping with flat file source The target update override property for the target table is using update stmt. There is no update strategy between source and target. Also The session has the target properties as Insert , Update as update options checked. Does this mean that recs will be inserted only and the update override will not be applied at all. Thanks
Assume u have a 24CPU machine with 24GB RAM, suggest how u would like to configure Informatica ,like number of concurrent sessions, RAM requirements etc,max partitions that u would permit per mapping.
What is partitioning? Explain different types of partitioning?
where we cannot use sorter Transformation. if we use then we will not get correct data?
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?
Do we need an ETL tool? When do we go for the tools in the market?
