WIP
Mapper / Cross walk (likely the most common activity)
- Map field name A → B
Filter
- Discard field, row, etc
- Validation
ID Replacement
- Replace an ID with another. Usually from some structural difference in schemas.
Aggregator
- Add known values from source B not present in source A
- Join data into aggregate roots
De-duplication (not likely needed)
- Identify and remove duplicates
Pivot
- e.g. pivot table. Often used to de-normalize