zhjwpku commented on code in PR #1066: URL: https://github.com/apache/iceberg-cpp/pull/1066#discussion_r4390742385
########## src/iceberg/inspect/metadata_scan.h: ########## @@ -0,0 +1,123 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +#pragma once + +/// \file iceberg/inspect/metadata_scan.h +/// \brief Configure metadata table scans, plan tasks, and read rows as Arrow batches. + +#include <memory> +#include <string> +#include <vector> + +#include "iceberg/arrow_c_data.h" +#include "iceberg/iceberg_export.h" +#include "iceberg/inspect/metadata_scan_task.h" +#include "iceberg/result.h" +#include "iceberg/type_fwd.h" +#include "iceberg/util/error_collector.h" +#include "iceberg/util/stream.h" + +namespace iceberg { + +using MetadataScanTaskStream = Stream<std::shared_ptr<MetadataScanTask>>; +using MetadataScanTaskStreamPtr = std::unique_ptr<MetadataScanTaskStream>; + +namespace internal { + +/// \brief Scan settings and the source metadata captured by the builder. +struct MetadataScanContext { + MetadataTableKind kind; + std::shared_ptr<const TableMetadata> table_metadata; + std::string metadata_file_location; Review Comment: I guess these will be used by other metadata table kinds, such as AllManifestsTable, AllEntriesTable and AllFilesTable etc. in java impl. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
