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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

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