+1 (non-binding) Thank you for preparing this release.
- official source release and binary -> ok - gpg key, checksum, build & test (mac air m4, OpenJDK 64-Bit Server VM Temurin-11.0.27+6 ) -> ok - mvn central repo -> ok - git tag, commit for the release -> ok - release announcement blog post -> ok verification logs ``` *sml@smlui-MacBookAir sml % curl https://downloads.apache.org/incubator/fluss/KEYS <https://downloads.apache.org/incubator/fluss/KEYS> -o KEYSgpg --import KEYS % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed100 8013 100 8013 0 0 8231 0 --:--:-- --:--:-- --:--:-- 8226gpg: directory '/Users/sml/.gnupg' createdgpg: /Users/sml/.gnupg/trustdb.gpg: trustdb createdgpg: key 85BACB5AEFAE3202: public key "Jark Wu (CODE SIGNING KEY) <[email protected] <[email protected]>>" importedgpg: key 56A9F259A4C18F9C: public key "Yuxia Luo (CODE SIGNING KEY) <[email protected] <[email protected]>>" importedgpg: Total number processed: 2gpg: imported: 2sml@smlui-MacBookAir Downloads % for i in *.tgz; do echo $i; gpg --verify $i.asc $i; donefluss-0.9.0-incubating-bin.tgzgpg: Signature made 목 2/12 20:01:51 2026 KSTgpg: using RSA key E91E2171D6678CB70B50282356A9F259A4C18F9Cgpg: Good signature from "Yuxia Luo (CODE SIGNING KEY) <[email protected] <[email protected]>>" [unknown]gpg: WARNING: This key is not certified with a trusted signature!gpg: There is no indication that the signature belongs to the owner.Primary key fingerprint: E91E 2171 D667 8CB7 0B50 2823 56A9 F259 A4C1 8F9Cfluss-0.9.0-incubating-src.tgzgpg: Signature made 목 2/12 19:02:09 2026 KSTgpg: using RSA key E91E2171D6678CB70B50282356A9F259A4C18F9Cgpg: Good signature from "Yuxia Luo (CODE SIGNING KEY) <[email protected] <[email protected]>>" [unknown]gpg: WARNING: This key is not certified with a trusted signature!gpg: There is no indication that the signature belongs to the owner.Primary key fingerprint: E91E 2171 D667 8CB7 0B50 2823 56A9 F259 A4C1 8F9Csml@smlui-MacBookAir Downloads %sml@smlui-MacBookAir Downloads % shasum *.sha512 > checklist.chk; shasum -c checklist.chk fluss-0.9.0-incubating-bin.tgz.sha512: OKfluss-0.9.0-incubating-src.tgz.sha512: OK* ``` Best Regards, SeungMin Lee 2026년 2월 14일 (토) PM 8:39, Mehul Batra <[email protected]>님이 작성: 2026년 2월 14일 (토) PM 8:39, Mehul Batra <[email protected]>님이 작성: > Hi all, > Thanks, Yuxia, for running th show! > > +1 (binding) > > [X] Downloaded source release from dist.apache.org > > [X] Verified GPG signature (Key - Yuxia Luo) > > [X] Verified SHA512 checksum > > [X] Checked LICENSE (Apache 2.0), NOTICE, and DISCLAIMER files > > [X] Verified ASF headers in source files > > [X] Built from source successfully > > [X] Verified Maven staging repository artifacts and signatures > > [X] Verified Docker image (apache/fluss:0.9.0-incubating-rc1) > [X] Verified release notes and release blog: (Added comments) > [X] Ran "Real-Time Analytics With Flink" quickstart > -> Also Tested $changelog & $binlog virtual tables with Flink1.20 > [X] Ran "Build streaming lakehouse" with ICEBERG 1.10.1 (RustFS UI showed > a 403, but it didn’t impact the run) > > By the way, the release email mentions commit d6fd1f1... but the tag > v0.9.0-incubating-rc1 points to commit e314c35.... > > Best Regards, > Mehul Batra > > On Sat, Feb 14, 2026 at 11:37 AM Yang Guo <[email protected]> wrote: > > > +1（non-binging） > > > > Went through the new quickstart configurations（s3 compatible rustfs） and > > process with flink，paimon and iceberg. > > > > Verified the compatibility on flink 1.18，1.19，1.20，2.2. > > > > Checked the new compacted log format on both log table and kv table. > > > > Regards， > > Yang Guo > > > > > > On Sat, Feb 14, 2026 at 03:23 Keith Lee <[email protected]> > > wrote: > > > > > Hello Yuxia, > > > > > > Thank you for coordinating and preparing the release. > > > > > > +1 (non-binding) > > > > > > See verifications done below > > > > > > *1. Signature and shasum* > > > ``` > > > $ curl https://downloads.apache.org/incubator/fluss/KEYS -o KEYS > > > > > > % Total % Received % Xferd Average Speed Time Time Time > > > Current > > > Dload Upload Total Spent Left > > > Speed > > > 100 8013 100 8013 0 0 51139 0 --:--:-- --:--:-- > --:--:-- > > > 51365 > > > > > > $ gpg --import KEYS > > > gpg: key 85BACB5AEFAE3202: "Jark Wu (CODE SIGNING KEY) < > [email protected] > > >" > > > not changed > > > gpg: key 56A9F259A4C18F9C: "Yuxia Luo (CODE SIGNING KEY) < > > [email protected] > > > >" > > > not changed > > > gpg: Total number processed: 2 > > > gpg: unchanged: 2 > > > > > > > > > $ for i in *.tgz; do echo $i; gpg --verify $i.asc $i; done > > > fluss-0.9.0-incubating-bin.tgz > > > gpg: Signature made Thu Feb 12 11:01:51 2026 GMT > > > gpg: using RSA key > > E91E2171D6678CB70B50282356A9F259A4C18F9C > > > gpg: Good signature from "Yuxia Luo (CODE SIGNING KEY) < > [email protected] > > >" > > > [unknown] > > > gpg: WARNING: This key is not certified with a trusted signature! > > > gpg: There is no indication that the signature belongs to the > > > owner. > > > Primary key fingerprint: E91E 2171 D667 8CB7 0B50 2823 56A9 F259 A4C1 > > 8F9C > > > > > > $ sha512sum fluss-0.9.0-incubating-bin.tgz > > > > > > > > > 15102955cf8abb7bf8384c0db20c5160b2aedc15bee3a10135a6d47c744dce23bd13a4403b43da4ebe199622517b83cf8eab76de1070c42b012f717b12bc2199 > > > fluss-0.9.0-incubating-bin.tgz > > > ``` > > > > > > *2. Verified APIs using Rust client compiled from fluss-rust main > branch > > on > > > commit: [1]* > > > - Admin APIs: Create / Get / List for Database, Table, Partition; > > Metadata, > > > Schema > > > - Log Table: Produce, Fetch, ListOffsets; ArrowRecordBatch > > > - Primary Key Table: Put, Lookup > > > > > > *3. **Verified** using Python binding compiled from fluss-rust **main > > > branch on commit: [1]* > > > - Admin APIs: Create / Get / List for Database, Table, Partition; > > Metadata, > > > Schema > > > - Log Table: Produce, Fetch, ListOffsets; ArrowRecordBatch > > > - Primary Key Table: Put, Lookup > > > > > > *4. **Verified** using C++ binding from fluss-rust main branch **main > > > branch on commit: [1]* > > > - Admin APIs: Create / Get / List for Database, Table, Partition; > > Metadata, > > > Schema > > > - Log Table: Produce, Fetch, ListOffsets; ArrowRecordBatch > > > - Primary Key Table: Put, Lookup > > > > > > [1] > > > > > > > > > https://github.com/apache/fluss-rust/commit/bac00026f7dc06eca7deebed11172bc378938cf5 > > > > > > Best regards > > > Keith Lee > > > > > > > > > On Fri, Feb 13, 2026 at 3:55 PM ForwardXu <[email protected]> wrote: > > > > > > > +1 > > > > > > > > > > > > Test environment: > > > > - OS: macOS (Darwin 25.2.0, ARM64/Apple Silicon) > > > > - Java: OpenJDK 21.0.1 LTS (TencentKonaJDK) > > > > - Fluss: 0.9.0-incubating (binary distribution) > > > > - Flink: 2.2.0 > > > > - Connector: `fluss-flink-2.2-0.9.0-incubating.jar` (built > from > > > 0.9 > > > > source) > > > > - Tiering JAR: `fluss-flink-tiering-0.9.0-incubating.jar` > > > > - Fluss Cluster: local-cluster mode (1 CoordinatorServer + 1 > > > > TabletServer) > > > > - Flink Cluster: Standalone (1 JobManager + 1 TaskManager, > > > > process=4096m) > > > > > > > > > > > > Tested Flink + Fluss Lakehouse Tiering (Paimon + Iceberg) with 40 > test > > > > cases, all passed:*OK* > > > > > > > > > > > > - Tiering to Paimon — PK table > > > > > (create/insert/tiering/$lake-query/$lake-agg/union-read/upsert/delete): > > > > *OK* (10 cases) > > > > - Tiering to Paimon — Log table > > > > (create/insert/tiering/$lake-query/$lake-agg/streaming-query): *OK* > (5 > > > > cases) > > > > - Tiering to Paimon — Complex types PK table with > ARRAY/MAP/ROW > > > > (create/insert/tiering/$lake-query/$lake-agg): *OK* (5 cases) > > > > - Tiering to Paimon — System table $lake$snapshots: *OK* (1 > > case) > > > > - Tiering to Iceberg — PK table > > > > (create/insert/tiering/$lake-query/$lake-agg/union-read/upsert): *OK* > > (8 > > > > cases) > > > > - Tiering to Iceberg — Log table > > > > (create/insert/tiering/$lake-query/$lake-agg/streaming-query): *OK* > (5 > > > > cases) > > > > - Tiering to Iceberg — Complex types PK table with > ARRAY/MAP/ROW > > > > (create/insert/tiering/$lake-query/$lake-agg): *OK* (5 cases) > > > > - Tiering to Iceberg — System table $lake$snapshots: *OK* (1 > > case) > > > > > > > > > > > > Detailed test cases: > > > > > > > > > > > > | # | Lake | Category | Test Case | Mode | Result | > > > > |---|------|----------|-----------|------|--------| > > > > | 1 | Paimon | PK Table | Create PK table with datalake > enabled > > > > (freshness=10s) | batch | *OK* | > > > > | 2 | Paimon | PK Table | Insert 5 rows into PK table | batch > | > > > > *OK* | > > > > | 3 | Paimon | PK Table | Point query (order_id=1) | batch | > > *OK* > > > | > > > > | 4 | Paimon | PK Table | $lake query (read from Paimon > > storage) | > > > > batch | *OK* | > > > > | 5 | Paimon | PK Table | $lake aggregation (COUNT + SUM) | > > batch > > > | > > > > *OK* | > > > > | 6 | Paimon | PK Table | Union Read (Fluss + Paimon) | batch > | > > > > *OK* | > > > > | 7 | Paimon | PK Table | Upsert update (id=1) | batch | *OK* > | > > > > | 8 | Paimon | PK Table | Verify upsert (point query id=1) | > > batch > > > > | *OK* | > > > > | 9 | Paimon | PK Table | Delete record (id=5) | batch | *OK* > | > > > > | 10 | Paimon | PK Table | Verify delete ($lake COUNT) | > batch | > > > > *OK* | > > > > | 11 | Paimon | Log Table | Create Log table with datalake > > enabled > > > > | batch | *OK* | > > > > | 12 | Paimon | Log Table | Insert 4 rows into Log table | > > batch | > > > > *OK* | > > > > | 13 | Paimon | Log Table | $lake query Log table | batch | > > *OK* | > > > > | 14 | Paimon | Log Table | $lake aggregation (GROUP BY > > > event_type) > > > > | batch | *OK* | > > > > | 15 | Paimon | Log Table | Streaming query Log table > > (earliest) | > > > > streaming | *OK* | > > > > | 16 | Paimon | Complex Types | Create PK table with > > ARRAY/MAP/ROW > > > > + datalake | batch | *OK* | > > > > | 17 | Paimon | Complex Types | Insert complex type data (3 > > rows) > > > | > > > > batch | *OK* | > > > > | 18 | Paimon | Complex Types | Point query complex types > > (id=1) | > > > > batch | *OK* | > > > > | 19 | Paimon | Complex Types | $lake query complex types | > > batch > > > | > > > > *OK* | > > > > | 20 | Paimon | Complex Types | $lake aggregation complex > types > > > > (COUNT) | batch | *OK* | > > > > | 21 | Paimon | System Table | $lake$snapshots (snapshot_id, > > > > commit_user, total_record_count) | batch | *OK* | > > > > | 22 | Iceberg | PK Table | Create PK table with datalake > > enabled > > > > (freshness=10s) | batch | *OK* | > > > > | 23 | Iceberg | PK Table | Insert 5 rows into PK table | > batch > > | > > > > *OK* | > > > > | 24 | Iceberg | PK Table | Point query (order_id=1) | batch | > > > *OK* > > > > | > > > > | 25 | Iceberg | PK Table | $lake query (read from Iceberg > > > storage, > > > > 5 rows with __bucket/__offset/__timestamp) | batch | *OK* | > > > > | 26 | Iceberg | PK Table | $lake aggregation (COUNT=5, > > > SUM=808.39) > > > > | batch | *OK* | > > > > | 27 | Iceberg | PK Table | Union Read (Fluss + Iceberg) | > > batch | > > > > *OK* | > > > > | 28 | Iceberg | PK Table | Upsert update (id=1, > > > > customer→Alice_Updated) | batch | *OK* | > > > > | 29 | Iceberg | PK Table | Verify upsert (point query id=1, > > > > Alice_Updated confirmed) | batch | *OK* | > > > > | 30 | Iceberg | Log Table | Create Log table with datalake > > > enabled > > > > | batch | *OK* | > > > > | 31 | Iceberg | Log Table | Insert 4 rows into Log table | > > batch > > > | > > > > *OK* | > > > > | 32 | Iceberg | Log Table | $lake query Log table (4 rows > with > > > > timestamps) | batch | *OK* | > > > > | 33 | Iceberg | Log Table | $lake aggregation (GROUP BY > > > > event_type: click=2, view=1, buy=1) | batch | *OK* | > > > > | 34 | Iceberg | Log Table | Streaming query Log table > > (earliest, > > > 4 > > > > rows) | streaming | *OK* | > > > > | 35 | Iceberg | Complex Types | Create PK table with > > > ARRAY/MAP/ROW > > > > + datalake | batch | *OK* | > > > > | 36 | Iceberg | Complex Types | Insert complex type data (3 > > rows) > > > > | batch | *OK* | > > > > | 37 | Iceberg | Complex Types | Point query complex types > > (id=1, > > > > tags=[vip,active]) | batch | *OK* | > > > > | 38 | Iceberg | Complex Types | $lake query complex types (3 > > rows > > > > with ARRAY/MAP/ROW) | batch | *OK* | > > > > | 39 | Iceberg | Complex Types | $lake aggregation complex > types > > > > (COUNT=3) | batch | *OK* | > > > > | 40 | Iceberg | System Table | $lake$snapshots (snapshot_id, > > > > operation=append/overwrite, summary) | batch | *OK* | > > > > > > > > > > > > Notes: > > > > - Paimon: 1.3.1 (`paimon-flink-2.0-1.3.1.jar` + > > > > `paimon-bundle-1.3.1.jar`) > > > > - Iceberg: 1.10.1 (`iceberg-flink-runtime-2.0-1.10.1.jar`) > > > > - Iceberg required `hadoop-client-api-3.3.6.jar` + > > > > `hadoop-client-runtime-3.3.6.jar` (Hadoop 3.x) to resolve > > > > `FileSystem.openFile()` API compatibility > > > > - Iceberg required patching `LakeFlinkCatalog.java` to use > 3-arg > > > > `createCatalog(String, Map, Configuration)` via reflection (Iceberg > > > 1.10.1 > > > > API change) > > > > - Tiering Service ran as Flink streaming job, data verified > via > > > > `$lake` virtual table queries reading directly from lake storage > > > > - All `$lake` queries returned correct data with Fluss > metadata > > > > columns (__bucket, __offset, __timestamp) > > > > > > > > > > > > ForwardXu > > > > [email protected] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > 原始邮件 > > > > > > > > > > > > 发件人：Yunhong Zheng <[email protected]> > > > > 发件时间：2026年2月13日 22:51 > > > > 收件人：dev <[email protected]> > > > > 主题：Re: [VOTE] Release Fluss 0.9.0-incubating (RC1) > > > > > > > > > > > > > > > > +1 (binding) > > > > > > > > > > > > > > > > > > I have verified the following new introduced features: aggregate merge engine, auto increment column, add column, rebalance and the kv snapshot lease. All of these features passed in RC1. > > > > > > > > > > > > > > > > > > Looking forward to the final release of Fluss 0.9-incubating! > > > > > > > > Yours, > > > > Yunhong(Swuferhong) > > > > > > > > On 2026/02/13 13:10:22 Yang Wang wrote: > > > > > +1 (non-binding) > > > > > > > > > > > > > > > > > > > > - verified signatures and checksums: ok > > > > > > > > > > > > > > > - verified the source builds correctly: ok > > > > > > > > > > > > > > > - checked the LICENSE and NOTICE files are correct > > > > > > > > > > > > > > > - tested Rebalance feature with Flink 2.2.0 (1 coordinator + 3 > > > > > tablet-servers): ok > > > > > > > > > > > > > > > - interface validation (add_server_tag, rebalance, > > > > > list_rebalance, cancel_rebalance) > > > > > > > > > > > > > > > - effect verification (node offline migration, replica > > > > > distribution, leader distribution) > > > > > > > > > > > > > > > - data correctness across rebalance operations > > > > > > > > > > > > > > > - confirmed list_rebalance ClassCastException from rc0 is > > > > > fixed in rc1 > > > > > > > > > > > > > > > - tested Delta Join with Flink 2.2.0: ok > > > > > > > > > > > > > > > - verified DeltaJoin optimization works correctly for CDC > > > > > > > > > > > sources with table.delete.behavior='IGNORE' > > > > > > > > > > > > > > > - built and verified with official git tag > > > > > (v0.9.0-incubating-rc1) > > > > > > > > > > > > > > > - tested Paimon DV Union Read with Flink 1.20.3 + Paimon 1.3.1: > > > > > ok > > > > > > > > > > > > > > > - confirmed PR #2326 resolved rc0 issues where DV table Union > > > > > > > > > > > > > > > Read returned 0 rows or stale data > > > > > > > > > > > > > > > - Union Read correctly returns complete and up-to-date data > > > > > across multiple update scenarios > > > > > > > > > > Best, > > > > > Yang > > > > > > > > > > yuxia <[email protected] > > > > > 于2026年2月12日周四 20:03写道： > > > > > > > > > > > Hi everyone, > > > > > > > > > > > > > > > > > > > > > > Please review and vote on the release candidate #1 for the Apache Fluss > > > > > > > > version 0.9.0-incubating, as follows: > > > > > > > > [ ] +1, Approve the release > > > > > > > > > > > > > > > > [ ] -1, Do not approve the release (please provide specific comments) > > > > > > > > > > > > > > > > > > > > > > > > > > > > The complete staging area is available for your review, includes: > > > > > > > > > > > > > > > > > > > > > > The official source release and binary convenience releases to be deployed > > > > > > to: > > > > > > * > > > > > > > > > > > > > > > > https://dist.apache.org/repos/dist/dev/incubator/fluss/fluss-0.9.0-incubating-rc1 > > > > > > > > > > < > > > > > > https://dist.apache.org/repos/dist/dev/incubator/fluss/fluss-0.9.0-incubating-rc1> > > > > > > > > > ; > > > > > > Helm charts are available on: > > > > > > * > > > > https://dist.apache.org/repos/dist/dev/incubator/fluss/helm-chart > > > > > > > > > > > > > > > > (NB: you have to build the Docker images locally with the version > > > > > > > > > > > > > > > > 0.9.0-incubating in order to test Helm charts) > > > > > > > > > > < > > > > > > https://dist.apache.org/repos/dist/dev/incubator/fluss/helm-chart> > (NB: you have to build the Docker images locally with the version> > 0.9.0-incubating in order to test Helm charts)> > > > > > > > > > ; > > > > > > > > > > > > > > > > All the files are signed with the key with fingerprint 56A9F259A4C18F9C, > > > > > > > > > > > > > > > > you can find the KEYS file here: > > > > > > * > > > > https://dist.apache.org/repos/dist/release/incubator/fluss/KEYS > > > > > > > > > > < > > > > > > https://dist.apache.org/repos/dist/release/incubator/fluss/KEYS> > > > > > > > > > ; > > > > > > > > > > > > > > > > All artifacts to be deployed to the Maven Central Repository: > > > > > > * > > > > > > https://repository.apache.org/content/repositories/orgapachefluss-1004/ > > > > > > > > > > < > > > > > > https://repository.apache.org/content/repositories/orgapachefluss-1004/> > > > > > > > > > ; > > > > > > Git tag for the release: > > > > > > * > > > > https://github.com/apache/fluss/releases/tag/v0.9.0-incubating-rc1 > > > > > > > > > > < > > > > > > https://github.com/apache/fluss/releases/tag/v0.9.0-incubating-rc1> > > > > > > > > > ; > > > > > > Git commit for the release: > > > > > > * > > > > > > > > > > > > > > > > > > > > > > https://github.com/apache/fluss/commit/d6fd1f1f607a2672bff5d18d5ca811bfa920bbd7 > > > > > > > > > > < > > > > > > https://github.com/apache/fluss/commit/d6fd1f1f607a2672bff5d18d5ca811bfa920bbd7> > > > > > > > > > ; > > > > > > > > > > > > > > > > Website pull request for the release announcement blog post > > > > > > * https://github.com/apache/fluss/pull/2590 > > > > > > < > https://github.com/apache/fluss/pull/2590> > > > >; > > > > > > > > > > > > > > > > Upgrade note for the new release: > > > > > > * > > > > > > > > > > > > > > > > > > > > > > https://github.com/apache/fluss/blob/release-0.9/website/docs/maintenance/operations/upgrade-notes-0.9.md > > > > > > > > > > < > > > > > > https://github.com/apache/fluss/blob/release-0.9/website/docs/maintenance/operations/upgrade-notes-0.9.md> > > > > > > > > > ; > > > > > > > > > > > > > > > > Docker images for the release candidate: > > > > > > > > * fluss: apache/fluss:0.9.0-incubating-rc1 > > > > > > > > > > > > > > > > > > > > > > Please download, verify and test. To learn more about how to verify: > > > > > > > > > > > > > > > > > > > > > > https://fluss.apache.org/community/how-to-release/verifying-a-fluss-release/ > > > > > > > > > > < > > > > > > https://fluss.apache.org/community/how-to-release/verifying-a-fluss-release/> > > > > > > > > > ; > > > > > > > > > > > > > > > > > > > > > > The vote will be open for at least 72 hours. It is adopted by majority > > > > > > > > > > > > > > > > approval, with at least 3 PPMC affirmative votes. > > > > > > > > > > > > > > > > > > Best regards, > > > > > > Yuxia > > > > > > > > > > > > > > > > >
