-- Analytical fact table: prediction_vs_outcome
-- Prediction accuracy tracking: predicted signals vs realized market moves.
-- Partitioned by dt and model_version on MinIO.
-- Path: s3://stonks-lakehouse/warehouse/prediction_vs_outcome/dt={yyyy-mm-dd}/model_version={ver}/part-*.parquet
-- Requirements: 9.4, 9.5, 10.1, 10.3
-- Design ref: Section 7 (lake.prediction_vs_outcome)

CREATE TABLE IF NOT EXISTS lakehouse.stonks.prediction_vs_outcome (
    recommendation_id    VARCHAR,
    ticker               VARCHAR,
    predicted_action     VARCHAR,
    predicted_confidence DOUBLE,
    actual_move_pct      DOUBLE,
    outcome              VARCHAR,
    horizon_days         INTEGER,
    predicted_at         TIMESTAMP(6) WITH TIME ZONE,
    evaluated_at         TIMESTAMP(6) WITH TIME ZONE,
    model_version        VARCHAR,
    dt                   DATE
) WITH (
    format = 'PARQUET',
    partitioned_by = ARRAY['dt', 'model_version'],
    external_location = 's3a://stonks-lakehouse/warehouse/prediction_vs_outcome/'
);