What is Advanced Mapping and when should I use it?

Last updated: May 9, 2025

Summarized, Advanced Mapping is a powerful feature that enables complex data transformation capabilities including:

  • Merging multiple fields

  • Splitting single fields into multiple

  • Working with array data

  • Complex data transformations

Due to its increased complexity, Advanced Mapping is recommended primarily for internal use cases (like Projects) rather than customer-facing embedded implementations.

Learning Advanced Mapping

Advanced Mapping requires training and practice to use effectively. To learn more about this feature, we recommend watching our detailed walkthrough in our Advanced Mapping webinar.

GitHub Documentation:
https://github.com/FlatFilers/advanced-mapping-docs