presto-thrift-api/src/main/java/io/prestosql/plugin/thrift/api/PrestoThriftNullableTableMetadata.java/PrestoThriftNullableTableMetadata/toString
class PrestoThriftNullableTableMetadata:    @Override
    public String toString()
    {
        return toStringHelper(this)
                .add("tableMetadata", tableMetadata)
                .toString();
    }