westonpace commented on code in PR #13218: URL: https://github.com/apache/arrow/pull/13218#discussion_r888564544
########## cpp/src/arrow/compute/row/row_internal.h: ########## @@ -0,0 +1,244 @@ +// 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 + +#include <cstdint> +#include <vector> + +#include "arrow/buffer.h" +#include "arrow/compute/light_array.h" +#include "arrow/memory_pool.h" +#include "arrow/status.h" +#include "arrow/util/logging.h" + +namespace arrow { +namespace compute { + +/// Description of the data stored in a RowTable +struct ARROW_EXPORT RowTableMetadata { + /// \brief True if there are no variable length columns in the table + bool is_fixed_length; + + /// For a fixed-length binary row, common size of rows in bytes, + /// rounded up to the multiple of alignment. + /// + /// For a varying-length binary, size of all encoded fixed-length key columns, + /// including lengths of varying-length columns, rounded up to the multiple of string + /// alignment. + uint32_t fixed_length; Review Comment: I'm not sure if there is a particular reason. -- 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: github-unsubscr...@arrow.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
