Friday, September 24, 2021

ODI - ETL vs ELT

 ODI 12c supports both the methods.



ETL: (Extract , Transform and load):

  • Transform in separate ETL server
  • Dedicated server
  • Reduced performance
  • High Costs
ELT(Extract, load and transform):
  • Transform in existing RDBMS
  • Leverage resources
  • Increased performances
  • Easier to manage abd lower costs

No comments:

Post a Comment

Featured Post

OIC - OCI Java function code for RSA Encryption and Decryption

Function Java code: package com.test.fn; import java.security.*; import java.security.spec.*; import java.util.Base64; import javax.crypto.C...