{
  "id": "eb370ff1-c037-476f-8c3f-61b96b3a6046",
  "name": "kb_response_cache_history",
  "schema_fingerprint": "9a05c209a51f9543bd7dc9387695b0c67a6abc135b53eaeec458140712bfcf50",
  "objects": [
    {
      "bucket": "primary",
      "key": "datasets/kb_response_cache_history.parquet",
      "size_bytes": 8292303,
      "created_at": "2026-04-17T02:54:43.242879858Z"
    }
  ],
  "created_at": "2026-04-17T02:54:43.242880413Z",
  "updated_at": "2026-04-17T05:56:45.008387335Z",
  "description": "",
  "owner": "",
  "sensitivity": null,
  "columns": [
    {
      "name": "id",
      "data_type": "Int32",
      "sensitivity": null,
      "description": "",
      "is_pii": false
    },
    {
      "name": "cache_key",
      "data_type": "Utf8",
      "sensitivity": null,
      "description": "",
      "is_pii": false
    },
    {
      "name": "run_id",
      "data_type": "Int32",
      "sensitivity": null,
      "description": "",
      "is_pii": false
    },
    {
      "name": "score",
      "data_type": "Float64",
      "sensitivity": null,
      "description": "",
      "is_pii": false
    },
    {
      "name": "responses",
      "data_type": "Utf8",
      "sensitivity": null,
      "description": "",
      "is_pii": false
    },
    {
      "name": "models_used",
      "data_type": "Utf8",
      "sensitivity": null,
      "description": "",
      "is_pii": false
    },
    {
      "name": "recorded_at",
      "data_type": "Utf8",
      "sensitivity": null,
      "description": "",
      "is_pii": false
    }
  ],
  "lineage": {
    "source_system": "postgresql",
    "source_file": "dsn: postgresql://kbuser@localhost:5432/knowledge_base",
    "ingest_job": "pg-stream-1776394483242",
    "ingest_timestamp": "2026-04-17T02:54:43.242879858Z",
    "parent_datasets": []
  },
  "freshness": null,
  "tags": [],
  "row_count": 207,
  "last_embedded_at": null,
  "embedding_stale_since": null,
  "embedding_refresh_policy": null
}