presto-jdbc/src/main/java/io/prestosql/jdbc/PrestoConnection.java/PrestoConnection/setHoldability
class PrestoConnection:    @Override
    public void setHoldability(int holdability)
            throws SQLException
    {
        checkOpen();
        if (holdability != ResultSet.HOLD_CURSORS_OVER_COMMIT) {
            throw new SQLFeatureNotSupportedException("Changing holdability not supported");
        }
    }