presto-tpch/src/main/java/io/prestosql/plugin/tpch/TpchMetadata.java/TpchMetadata/toTableStatistics
class TpchMetadata:    private TableStatistics toTableStatistics(TableStatisticsData tableStatisticsData, TpchTableHandle tpchTableHandle, Map<String, ColumnHandle> columnHandles)
    {
        TableStatistics.Builder builder = TableStatistics.builder()
                .setRowCount(Estimate.of(tableStatisticsData.getRowCount()));
        tableStatisticsData.getColumns().forEach((columnName, stats) -> {
            TpchColumnHandle columnHandle = (TpchColumnHandle) getColumnHandle(tpchTableHandle, columnHandles, columnName);
            builder.setColumnStatistics(columnHandle, toColumnStatistics(stats, columnHandle.getType()));
        });
        return builder.build();
    }