# Lakehouse Schemas

Analytical fact table definitions for MinIO-backed datasets queried via Trino.

## Fact Tables
- `lake.market_bars` — OHLCV bar data
- `lake.market_quotes` — quote snapshots
- `lake.company_events` — corporate actions and events
- `lake.documents` — ingested document metadata
- `lake.document_extractions` — AI extraction outputs
- `lake.trade_signals` — aggregated trend signals
- `lake.trade_orders` — order submission records
- `lake.trade_fills` — fill and execution records
- `lake.positions_daily` — end-of-day position snapshots
- `lake.pnl_daily` — daily PnL records
- `lake.prediction_vs_outcome` — prediction accuracy tracking