Difference between Correlation & parameterization?

No comparison between these two. Because correlation is capturing dynamic values from server and Parameterization is  passing multiple values to the server.

See few differences

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                              Correlation                                                                Parameterization
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1.Finding the Dynamic values in server response       1. Passing multiple values to the server
and passing the value in the script
2.These values comes from server automatically       2. These values user need to took from data base manually
3. Tester doesn't know these values                         3. Tester know these values.
4. Correlation is mandatory                                     4. This not mandatory but it is recommended
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