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I have a hard time to understand what you are trying to achieve. Please explain in more detail.
What exactly do you mean with "Since data is cmg from the table,in appian I am just fetching data from the table column(field map),"?
Did you attend the trainings in the Appian academy?
Did you check the interface recipes: https://docs.appian.com/suite/help/23.2/SAIL_Recipes.html