Lake
Lake is the bronze → silver → gold catalog. Production ML and Forecast need gold. Bronze alone is not enough.
Sidebar → Data Warehouse → Lake (/data)
Layers
| Stage | Tab | Meaning |
|---|---|---|
| Bronze | Bronze | Raw upload (CSV, Excel, zip job) |
| Silver | Silver | Joins, filters, Lab outputs |
| Gold | Gold | Validated for ML or Forecast |
Add data
Add data on the Lake page:
| Option | Use |
|---|---|
| Structured | CSV / Excel → bronze |
| Unstructured | Labeled zip → bronze |
| Create silver dataset | Join/filter without Lab |
| Database | Coming soon (export CSV for now) |
Common paths
| Goal | Flow |
|---|---|
| CSV → ML API | Bronze → gold (ML) → Machine Learning |
| Profile first | Bronze → Lab → silver → gold → ML |
| Time series | Bronze → gold (Forecast) → Forecast |
| Image/text corpus | Unstructured zip → bronze → gold → ML |
Direct CSV upload in the ML wizard is disabled except for built-in samples.
Common mistakes
| Mistake | Fix |
|---|---|
| Train without gold | Publish for modeling |
| Firmware / PDF zip as unstructured | Only labeled .jpg/.png or .txt (layout) |
Old /forge bookmarks | Redirects to Lake Add data |
| Train without gold | Skips the row-count and schema checks. Publish gold |