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Comparing Data Lineage and Data Propagation

Data Lineage and Data Propagation have these key distinctions:

  • Propagation relates to field expansion (that is, a ripple effect of table column expansion). It encompasses:
    • All directions
    • All statements

    Data lineage diagram

    Results should be the same no matter which field is used to start the operation.

  • Lineage relates to field route (that is, a table columns origin and movement). It encompasses:
    • One direction (forward or backward)
    • Optional statements (usually pertinent only to transformation)
    • Context sensitive

    Data lineage diagram

    Results differ depending on seed and direction.