presto-spi/src/main/java/io/prestosql/spi/statistics/TableStatistics.java/TableStatistics/equals
class TableStatistics:    @Override
    public boolean equals(Object o)
    {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        TableStatistics that = (TableStatistics) o;
        return Objects.equals(rowCount, that.rowCount) &&
                Objects.equals(columnStatistics, that.columnStatistics);
    }