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Categories >> Software >> Data Warehouse >> Informatica
 
 


 

 
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Question
What is 'PowerCenter Pushdown Optimization Option' in 
INFORMATICA ?
 Question Submitted By :: Informatica
I also faced this Question!!     Answer Posted By  
 
Answer
# 1
Genrally, data base opertions are more faster than
operations that are excuted under power center.

The main idea behind pushdown optmization is to push some
of the transformation logic to either source side or target
side data base, so that performance can be improved.
 
Is This Answer Correct ?    42 Yes 1 No
Chanti
 
Answer
# 2
Pushdown optimization is used to push the complex logic to
the database level. This will reduce the complexity of the
Powercenter mappings and increases the performance.
 
Is This Answer Correct ?    31 Yes 4 No
Sudhar
 
 
 
Answer
# 3
IN GENERAL DATABASE OPERATONS ARE MORE FASTER THAT
EXEXUTING IN THE POWERCENTER,SO WE CAN MOVE THE COMPLEX
TRANSFORMATION LOGIC TO DATABASE FOR PERFORMNACE IMPROVE
 
Is This Answer Correct ?    11 Yes 0 No
Rekha
 
Answer
# 4
pushdown optimization will improve the performance of the
Load...

Let's see the E.g:

Sq ---> Flter_t ----> Target
[ sal<2000 ]

....
 
Is This Answer Correct ?    4 Yes 0 No
Ashok1729
 
Answer
# 5
understanding the transfromatin language,and analize the
tranfromation language time being taken to achieve the
taske ,then push the trasnformtin logic either source
database or targer database.
 
Is This Answer Correct ?    3 Yes 0 No
Shiva
 

 
 
 
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i have a wf i want to run this very day 3 time every 3 hours how can you scheduled that? Mind-Tree 1
Kimball and Inmon methodologies?   2
How to Display top 2 salaries for each department WITHOUT using Rank Transformation And WITHOUT using SQL queries in source qualifier. Eureka-Forbes 3
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we r using aggregator with out using groupby? HSBC 7
wt is inline view? when and why we Use ?mail to rayallarv@gmail.com   2
how to through logic of informatica using the push down optimization into oracle. Hexaware 2
Hi ETL gurus can any one tell me with a flow how to implement SCD Type 1 and SCD Type 2 in a single mapping.For some fields SCD type has to be implemented and for some fields scd type has to be implementd..Thank in advance..please let me know in case of any concerns...   1
I've a denormalized table EMP(empno,ename,phone,addr1,addr2,fax,email). Now I want to insert the record into target in the format that, there will be 2 target rows for 1 source record. In target the row needs to be inserted as: ROW1: empno,ename,addr1,phone ROW2: empno,ename,addr2,fax,email And I'm not allowed to normalize transformation. How to achieve? IBM 1
How to delete the (flat file) data in the target table after loaded. TCS 1
what is metadata? Satyam 8
what is the use of Data Mart?   5
 
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