presto-tpcds/src/main/java/io/prestosql/plugin/tpcds/TpcdsMetadata.java/TpcdsMetadata/getTableStatistics
class TpcdsMetadata:    @Override
    public TableStatistics getTableStatistics(ConnectorSession session, ConnectorTableHandle tableHandle, Constraint constraint)
    {
        TpcdsTableHandle tpcdsTableHandle = (TpcdsTableHandle) tableHandle;

        Table table = Table.getTable(tpcdsTableHandle.getTableName());
        String schemaName = scaleFactorSchemaName(tpcdsTableHandle.getScaleFactor());

        return tpcdsTableStatisticsFactory.create(schemaName, table, getColumnHandles(session, tableHandle));
    }