How the informatica server sorts the string values in Rank
transformation?






How the informatica server sorts the string values in Rank transformation?..

Answer / swetha

When the informatica server runs in the ASCII data movement
mode it sorts session data using Binary sortorder. If yoU
configure the seeion to use a binary sort order, the
informatica server caluculates the binary value of each
string and returns the specified number of rows with the
higest binary values for the string.

Is This Answer Correct ?    15 Yes 4 No

Post New Answer




More Informatica Interview Questions

How to delete the data in the target table after loaded.

3 Answers   TCS,


CANNOT USE PARAMETER FILE! Hi all, I am trying to use parameter file for my workflow. This could help me to filter records where CITY = 'Portland' Following is what I have done: **in Designer - create new parameter : $$PARA_FIL, Parameter, String, IsExprVar=TRUE, Initial value = [empty] - Source Qualifier/ Properties/Source Filter: CUSTOMERS.CITY='$$PARA_FIL' **Create Parameter file: C:\Informatica\PowerCenter8.6.0 \server\infa_shared\BWParam\DynamicParamTest.txt $$PARA_FIL='Portland' **Configure workflow to use the parameter file: Edit Workflow/Properties/Parameter Filename: C:\Informatica\PowerCenter8.6.0 \server\infa_shared\BWParam\DynamicParamTest.txt I also configured directory of parameter file for session task. However, I just got this in the session log: [SQ_CUSTOMERS] SQL Query [SELECT CUSTOMERS.CUSTOMER_ID FROM CUSTOMERS WHERE CUSTOMERS.CITY='$$PARA_FIL'] No record has been loaded to target. It seems that the parameter file has not been read. I cannot understand the reason why. Could any of you kindly suggest me anything? Thanks

4 Answers   CSC,


Explain the use of aggregator cache file?

0 Answers  


Where can we find the throughput option in informatica?

0 Answers  


How to generate or load values in to the target table based on a column value using informatica etl tool.

0 Answers   Informatica,






3.how will u get information about bugs how will u rectify the bugs in realtime whch tool we are using to rectify the bugs

0 Answers   TCS,


Mention some types of transformation?

0 Answers  


what is constraint based loading

2 Answers   IBM,


source table have 3 records? and it is sucessfully loaded into target. and 4more records is added in to source .that means 7 records now in source. we have to load the remaining 4 records into the same trgt table with maintian top 3 records. how ?can any one give me the data flow of this logic plz?

5 Answers   Wipro,


What is the function of look up transformation?

0 Answers  


1)can anyone explain how to use Normalizer transformation for the following scenario Source table | Target Table | Std_name ENG MAT ART | Subject Ramesh Himesh Mahesh Ramesh 68 82 78 | ENG 68 73 81 Himesh 73 87 89 | MAT 82 87 79 Mahesh 81 79 64 | ART 78 89 64 | please explain what should be the normalizer column(s) The GCID column 2)Also please explain the Ni-or-1 rule.

5 Answers   TCS, FCS, IBM, Satyam,


One flatefile it contains some data but i want to dont want to load first and last record ..how it is? can u tell me complete logic?

2 Answers  






Categories