presto-hive/src/main/java/io/prestosql/plugin/hive/HiveTableHandle.java/HiveTableHandle/toString
class HiveTableHandle:    @Override
    public String toString()
    {
        StringBuilder builder = new StringBuilder();
        builder.append(schemaName).append(":").append(tableName);
        bucketHandle.ifPresent(bucket ->
                builder.append(" bucket=").append(bucket.getReadBucketCount()));
        return builder.toString();
    }