Datastore input plugin for Embulk

A embulk input plugin fetches Cloud Datastore entities.

• Plugin type: input
• Resume supported: no
• Cleanup supported: no
• Guess supported: no

• project_id: your GCP project_id. (string, required)
• json_keyfile: A path to JSON keyfile. (string, required)
• gql: A GQL fetches to Cloud Datastore (string, required)
• json_column_name: description (string, default: "record")

in:
  type: datastore
  project_id: "your-gcppj-123"
  json_keyfile: credential.json
  gql: "SELECT * FROM myKind"

$ ./gradlew gem  # -t to watch change of files and rebuild continuously

• Currently this plugin has below limitations:
  • Aggregate fetched properties to 1 'json' type column.