Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...

  1. Categories >> Software >> Data Warehouse >> Informatica
  2. Suggest New Category

Difference Between ETL & ELT?

Question Posted / ashok


Difference Between ETL & ELT?..

Answer / kunkala.ramakrishna

ETL:- ETL MEANS FIRST EXTRACT DATA FROM SOURCES AND TRANSFORMS DATA FOR DESIGNED FORMAT THEN LOAD THE DATA IN TO TARGET

IN THIS ETL THE DATA MOVING 2 TIME IN THE NETWORK
1 SOURCE TO STAGGING
2 STAGGING TO TARGET

ELT: ELT MEANS FIRST EXTRACT THE DATA FROM SOURCES AND LOAD IN TO TARGET THEN TRANSFORM DATA FOR DESIGNED FORMAT

HERE DATA FIRST LOAD IN TEMPERY TABLES AFTER TRANSFORM THE DATA THEN LOAD IN TO PERMENT TABLES

IN THIS ELT THE DATA MOVING 1 TIME IN THE NETWORK

Is This Answer Correct ?    3 Yes 2 No

Post New Answer

More Informatica Interview Questions

how can we check whether a particular cache is static or dynamic?

1 Answers   InfoCepts, TCS,

What is an expression transformation in informatica?

0 Answers  

What are the types of caches in lookup? Explain them.

0 Answers  

How to join a Flat and Relational Source without using (Joiner, Update and Lookup ) transformations... is it possible? if yes i would like to know how?

10 Answers   Wipro,

How to improve the performance of Aggregate transformation?

3 Answers   Dmss,

Hi Friends, I want lo truncate my records from target before loading current month data,but i dont have permission to truncate with truncate option if u know any other way please give your valuable input for this. Thanks Abhishek

5 Answers   CSC,

Explain pmcmd command usage in informatica

0 Answers   Informatica,

In aggregator if u enable sorted input what will be the output and disable sorted wt is output

6 Answers  

how many types transformations supported by sortedinput?

4 Answers  

Which is the t/r that builts only single cache memory?

0 Answers  

Hi, If any hav Informatica n DWH FAQ's,Plz do fwd to vanibv6@gmail.com Thnx Vani

1 Answers  

what is DSS?

3 Answers  

For more Informatica Interview Questions Click Here
Categories