presto-hive/src/main/java/io/prestosql/plugin/hive/metastore/thrift/ThriftHiveMetastoreClient.java/ThriftHiveMetastoreClient/getFields
class ThriftHiveMetastoreClient:    @Override
    public List<FieldSchema> getFields(String databaseName, String tableName)
            throws TException
    {
        return client.get_fields(databaseName, tableName);
    }