from database import TradeDB
db = TradeDB()
try:
    sql = """
    SELECT 
        COUNT(*) as total_rows,
        AVG(kis_age_ms) as avg_kis_age,
        AVG(kiwoom_age_ms) as avg_kiwoom_age,
        SUM(CASE WHEN kis_age_ms < kiwoom_age_ms THEN 1 ELSE 0 END) as kis_faster_cnt,
        SUM(CASE WHEN kiwoom_age_ms < kis_age_ms THEN 1 ELSE 0 END) as kiwoom_faster_cnt,
        AVG(diff_pct) as avg_diff_pct
    FROM ws_price_validation
    WHERE DATE(ts) = '2026-08-10'
    """
    row = db.conn.execute(sql).fetchone()
    
    import json
    print("\n--- ws_price_validation Today ---")
    print(json.dumps(dict(row), indent=2))
        
finally:
    db.close()