Congrats, Yang Wang! 🎉 Well deserved.
Best regards, Hongshun Wang On Tue, Aug 4, 2026 at 8:22 PM Junbo Wang <[email protected]> wrote: > Congrats, Yang Wang! 🎉 Well deserved. > > > Best regards, > Junbo Wang > > > On 4 Aug 2026, at 16:40, Giannis Polyzos <[email protected]> wrote: > > > > Well deserved 🎉🚀 > > > > Best, > > Giannis > > > > On Tue, Aug 4, 2026 at 11:33 AM yunhong Zheng <[email protected]> > wrote: > > > >> Hi Fluss Community, > >> > >> The Apache Fluss Project Management Committee (PMC) has invited Yang > >> Wang to become a committer, and we are pleased to announce that Yang > >> Wang is now a Fluss committer. > >> > >> Yang has been actively contributing to the Fluss project since its > >> early days. His main work has focused on the server and KV storage > >> engine, along with the Flink connector and client, with a strong > >> emphasis on new query and storage capabilities, exactly-once > >> semantics, and production stability. Key contributions include the WAL > >> changelog image mode for Primary Key tables, RocksDB observability and > >> resource control (metrics reporting, per-component memory metrics, > >> shared rate limiter, and block cache options), async metadata request > >> processing, the AlignedRow row encoding, and remote storage > >> orphan-file cleanup. He also fixed several critical reliability > >> issues, including an ISR state leak causing deadlock during rolling > >> upgrades, a ReplicaFetcher busy-loop retry storm, RequestChannel > >> EventLoop backpressure, a Netty ByteBuf leak, and lookuper > >> thread-safety problems. > >> > >> Notably, Yang has driven multiple FIPs that significantly enhance > >> Fluss's analytical and storage capabilities: > >> > >> FIP-21: Aggregation Merge Engine[1] - Introduces an aggregation merge > >> engine for Primary Key tables, with Flink integration, partial > >> updates, roaring bitmap aggregate functions, and exactly-once > >> semantics via producer offset snapshots and undo recovery. > >> > >> FIP-10: Support Log RecordBatch Filter Pushdown[2] - Adds a V1 log > >> batch format with statistics collection and server-side filter > >> execution with client-side and Flink integration, significantly > >> reducing the data transferred and scanned for filtered reads. > >> > >> FIP-38: Global Secondary Index[3] - Designs global secondary indexing > >> for Fluss tables to accelerate lookups on non-primary-key columns. > >> > >> Please join us in congratulating Yang Wang[4] on becoming a Fluss > >> committer! > >> > >> [1]: > >> > https://cwiki.apache.org/confluence/spaces/FLUSS/pages/399279341/FIP-21+Aggregation+Merge+Engine > >> [2]: > >> > https://cwiki.apache.org/confluence/spaces/FLUSS/pages/373886990/FIP-10+Support+Log+RecordBatch+Filter+Pushdown > >> [3]: > >> > https://cwiki.apache.org/confluence/spaces/FLUSS/pages/421954258/FIP-38+Global+Secondary+Index > >> [4]: https://github.com/platinumhamburg > >> > >> regards, > >> Yunhong (Swuferhong) > >> > >
