zhjwpku commented on code in PR #16817: URL: https://github.com/apache/iceberg/pull/16817#discussion_r3409617539
########## site/docs/blog/posts/2026-06-14-iceberg-cpp-0.3.0-release.md: ########## @@ -0,0 +1,110 @@ +--- +date: 2026-06-14 +title: Apache Iceberg C++ 0.3.0 Release +slug: apache-iceberg-cpp-0.3.0-release +authors: + - iceberg-pmc +categories: + - release +--- + +<!-- + - 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. + --> + +The Apache Iceberg community is pleased to announce the 0.3.0 release of Apache [Iceberg C++](https://github.com/apache/iceberg-cpp). This release includes [over 140 pull requests](https://github.com/apache/iceberg-cpp/compare/v0.2.0...v0.3.0) from 23 contributors, including 11 first-time contributors. + +`iceberg-cpp` is a native C++ implementation of the Apache Iceberg table format, providing libraries for reading, writing, and managing Iceberg tables in C++ applications. + +<!-- more --> + +## Release Highlights + +### Scan Planning and Data Access +- [Incremental scan APIs](https://github.com/apache/iceberg-cpp/pull/559), [incremental append scans](https://github.com/apache/iceberg-cpp/pull/590), and [incremental changelog scans](https://github.com/apache/iceberg-cpp/pull/611) for planning table changes between snapshots +- Merge-on-read data access with a [MOR file scan task reader](https://github.com/apache/iceberg-cpp/pull/657), [delete filter support](https://github.com/apache/iceberg-cpp/pull/650), and a [DeleteLoader for position and equality delete files](https://github.com/apache/iceberg-cpp/pull/610) +- [Column selection in table scan planning](https://github.com/apache/iceberg-cpp/pull/550), [server-side REST scan planning](https://github.com/apache/iceberg-cpp/pull/614), and [ManifestGroup file filtering](https://github.com/apache/iceberg-cpp/pull/664) +- [Roaring-based position bitmaps](https://github.com/apache/iceberg-cpp/pull/595), a [position delete index](https://github.com/apache/iceberg-cpp/pull/605), and [range coalescing for position deletes](https://github.com/apache/iceberg-cpp/pull/645) + +### Table Operations and Maintenance +- [MergingSnapshotUpdate](https://github.com/apache/iceberg-cpp/pull/682) for rewrite-style operations +- [SnapshotManager](https://github.com/apache/iceberg-cpp/pull/542) support and [retried transaction commits](https://github.com/apache/iceberg-cpp/pull/626) +- Snapshot expiration cleanup strategies for [reachable file cleanup](https://github.com/apache/iceberg-cpp/pull/592) and [incremental file cleanup](https://github.com/apache/iceberg-cpp/pull/648) +- [Partition statistics updates](https://github.com/apache/iceberg-cpp/pull/538) and [schema update mapping](https://github.com/apache/iceberg-cpp/pull/561) + +### Catalogs and Integrations +- REST catalog improvements including [initial OAuth2 support](https://github.com/apache/iceberg-cpp/pull/577), [OAuth2 token auto-refresh](https://github.com/apache/iceberg-cpp/pull/646), [Basic authentication](https://github.com/apache/iceberg-cpp/pull/564), [snapshot loading mode](https://github.com/apache/iceberg-cpp/pull/543), [namespace separators](https://github.com/apache/iceberg-cpp/pull/617), and [scan planning endpoints](https://github.com/apache/iceberg-cpp/pull/614) +- [S3 FileIO integration](https://github.com/apache/iceberg-cpp/pull/548) built on Arrow filesystem support +- [Streaming FileIO APIs](https://github.com/apache/iceberg-cpp/pull/641) and [bulk delete support](https://github.com/apache/iceberg-cpp/pull/659) for more efficient object-store operations +- [SQL catalog support](https://github.com/apache/iceberg-cpp/pull/693) backed by SQLite, PostgreSQL, and MySQL stores +- [Hive metastore build skeleton](https://github.com/apache/iceberg-cpp/pull/689) and [Hive 3.1 metastore Thrift IDL vendoring](https://github.com/apache/iceberg-cpp/pull/694) + +### Metrics and Observability +- [Scan and commit metrics reporting](https://github.com/apache/iceberg-cpp/pull/589), including report JSON serialization and reporter loading Review Comment: Reworded so that it describes the reporter and metrics infrastructure only. -- 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]
