Wystąpił błąd: Execution failed on sql '
        SELECT 
            calendarYear,
            revenue,
            operatingIncome,
            netIncome,
            LAG(revenue) OVER (PARTITION BY symbol ORDER BY calendarYear) AS prev_revenue,
            LAG(operatingIncome) OVER (PARTITION BY symbol ORDER BY calendarYear) AS prev_operatingIncome,
            LAG(netIncome) OVER (PARTITION BY symbol ORDER BY calendarYear) AS prev_netIncome,
            (revenue - LAG(revenue) OVER (PARTITION BY symbol ORDER BY calendarYear)) / 
                LAG(revenue) OVER (PARTITION BY symbol ORDER BY calendarYear) * 100 AS revenue_change_percentage,
            (operatingIncome - LAG(operatingIncome) OVER (PARTITION BY symbol ORDER BY calendarYear)) / 
                LAG(operatingIncome) OVER (PARTITION BY symbol ORDER BY calendarYear) * 100 AS operatingIncome_change_percentage,
            (netIncome - LAG(netIncome) OVER (PARTITION BY symbol ORDER BY calendarYear)) / 
                LAG(netIncome) OVER (PARTITION BY symbol ORDER BY calendarYear) * 100 AS netIncome_change_percentage
        FROM ISY
        WHERE symbol = %s
        ORDER BY calendarYear;
        ': 1105 (HY000): target: fmp_db.-.primary: primary is not serving, there may be a reparent operation in progress