drin commented on a change in pull request #9810: URL: https://github.com/apache/arrow/pull/9810#discussion_r610318529
########## File path: docs/source/cpp/dataset.rst ########## @@ -0,0 +1,381 @@ +.. 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. + +.. default-domain:: cpp +.. highlight:: cpp + +================ +Tabular Datasets +================ + +.. seealso:: + :doc:`Dataset API reference <api/dataset>` + +.. warning:: + + The ``arrow::dataset`` namespace is experimental, and a stable API + is not yet guaranteed. + +The Arrow Datasets library provides functionality to efficiently work with +tabular, potentially larger than memory and multi-file datasets: + +* A unified interface for different sources: supporting different sources and + file formats (Parquet, Feather files) and different file systems (local, + cloud). +* Discovery of sources (crawling directories, handle directory-based partitioned + datasets, basic schema normalization, ..) +* Optimized reading with predicate pushdown (filtering rows), projection + (selecting columns), parallel reading, or fine-grained managing of tasks. + +Currently, only Parquet, Feather / Arrow IPC, and CSV files are supported. The Review comment: Change `supported` -> `implemented` -- 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. For queries about this service, please contact Infrastructure at: [email protected]
