Schema
Learn how to crosswalk a source file's columns onto a target schema, copy missing ancestor columns from a parent layer, then fill the admin hierarchy down.
- schema-map: propose a source-column to target-schema crosswalk.
- schema-refactor: apply a crosswalk, renaming/ dropping columns.
- schema-crosswalk: map and apply a crosswalk in one call.
- schema-fill: stamp each row's real depth and cascade hierarchy columns down.
- schema-join: copy each child's best-overlapping parent's hierarchy columns onto it.