presto-elasticsearch/src/main/java/io/prestosql/elasticsearch/ElasticsearchMetadata.java/ElasticsearchMetadata/makeColumnMetadata
class ElasticsearchMetadata:    private static ColumnMetadata makeColumnMetadata(String name, Type type)
    {
        return ColumnMetadata.builder()
                .setName(name)
                .setType(type)
                .setProperties(ImmutableMap.of(ORIGINAL_NAME, name))
                .build();
    }