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When you choose to refresh a schema, the schema is refreshed without checking for changes, which forces the invalidation deletion of all samples and recollection of a new initial sample. Other All pre-existing samples must be recreated. In some environments, this sample collection incurs costs.

When you refresh the schema in the the

D s webapp

  • The source schema is applied to the imported dataset in all cases. 
    • All the existing samples are invalidated.
    • A new initial sample is generated, which updates the previewed data. This may take some time. 
  • Addition or removal of columns may cause recipe steps to break, which can cause any transformation jobs to fail. You must fix these broken steps in the Recipe panel.