Definition

The empty features test allows you to select a feature and set expectations if it can be empty (only null values) or not.

Taxonomy

  • Category: Integrity.
  • Task types: Tabular classification, tabular regression.
  • Availability: and .

Why it matters

  • Empty features contain no information and can indicate that there is a problem with the data collection/ingestion process.

Test configuration examples

If you are writing a tests.json, here are a few valid configurations for the character length test: