-- Analytical fact table: model_performance
-- Tracks extraction model performance for Trino/Superset dashboards.
-- Partitioned by dt and model_name on MinIO.
-- Path: s3://stonks-lakehouse/warehouse/model_performance/dt={yyyy-mm-dd}/model_name={name}/part-*.parquet
-- Requirements: 12.1, 12.2

CREATE TABLE IF NOT EXISTS lakehouse.stonks.model_performance (
    document_id                 VARCHAR,
    ticker                      VARCHAR,
    model_name                  VARCHAR,
    prompt_version              VARCHAR,
    schema_version              VARCHAR,
    success                     BOOLEAN,
    attempt_count               INTEGER,
    total_duration_ms           INTEGER,
    first_attempt_duration_ms   INTEGER,
    final_attempt_duration_ms   INTEGER,
    confidence                  DOUBLE,
    validation_status           VARCHAR,
    validation_error_count      INTEGER,
    validation_warning_count    INTEGER,
    retry_count                 INTEGER,
    input_token_estimate        INTEGER,
    output_token_estimate       INTEGER,
    company_count               INTEGER,
    recorded_at                 TIMESTAMP(6) WITH TIME ZONE,
    dt                          DATE,
    model_version               VARCHAR
) WITH (
    format = 'PARQUET',
    partitioned_by = ARRAY['dt', 'model_version'],
    external_location = 's3a://stonks-lakehouse/warehouse/model_performance/'
);