presto-atop/src/main/java/io/prestosql/plugin/atop/AtopTable.java/AtopTable/baseColumnsAnd
class AtopTable:    private static List<AtopColumn> baseColumnsAnd(AtopColumn... additionalColumns)
    {
        ImmutableList.Builder<AtopColumn> columns = ImmutableList.builder();
        columns.add(HOST_IP);
        // 0th field is the label (i.e. table name)
        // 1st field is the name of the host, but isn't fully qualified
        columns.add(START_TIME);
        // 2nd field is the end timestamp as unix time
        columns.add(END_TIME);
        // 3rd field is the date, but we already have the epoch
        // 4th field is the time, but we already have the epoch
        // 5th field is the duration, and will be combined with 2 to compute start_time
        columns.addAll(Arrays.asList(additionalColumns));
        return columns.build();
    }