dataset

extends: source
properties:
  - key: source
    type: "string"
    description: "publishing organization or site"
  - key: columns
    type: "string[]"
    description: "column headers (parsed from the file)"
  - key: rows
    type: "number"
    description: "row count (parsed from the file)"
  - key: period
    type: "string"
    description: "time period the data covers, if evident"
  - key: units
    type: "string"
    description: "the unit of the values, if evident"
  - key: license
    type: "string"
    description: "license or usage terms, if evident"

Edit the yaml block above to change the dataset schema. Prose here is documentation — the plugin ignores it.