Ooops! Indeed it's 1.39.0, I will fix that on the final version Thanks!
On Tue, Mar 18, 2025 at 8:08 AM 我 <czjour...@163.com> wrote: > Project Activity: > Apache Calcite 1.38.0 -> 1.39.0？ > > On 2025/03/18 07:36:45 Ruben Q L wrote: > > Hello, > > > > Below you can find a draft of this quarter's board report. I plan to > submit > > the final version next Monday (a bit earlier than usual because I'll be > > traveling in the next weeks). > > Please let me know if you have any additions or corrections. > > > > Best, > > Ruben > > > > ----------------------------------------------------- > > > > ## Description: > > Apache Calcite is a highly customizable framework for parsing and > planning > > queries on data in a wide variety of formats. It allows database-like > > access, > > and in particular a SQL interface and advanced query optimization, for > data > > not residing in a traditional database. > > > > Avatica is a sub-project within Calcite and provides a framework for > > building > > local and remote JDBC and ODBC database drivers. Avatica has an > independent > > release schedule and its own repository. > > > > ## Project Status: > > Current project status: ongoing (high activity) > > Issues for the board: none > > > > ## Membership Data: > > Apache Calcite was founded 2015-10-22 (9 years ago) > > There are currently 77 committers and 30 PMC members in this project. > > The Committer-to-PMC ratio is roughly 5:2. > > > > Community changes, past quarter: > > - Istvan Toth was added to the PMC on 2025-03-05 > > - Cancai Cai was added as committer on 2025-01-20 > > - Fanyuan Qiu was added as committer on 2025-02-25 > > > > ## Project Activity: > > Apache Calcite 1.38.0 was released on 2025-03-16. It contained > contributions > > from 45 contributors, and resolved 209 issues. Highlights include the > > support > > of the VARIANT and UUID data types, the support of checked arithmetic, > the > > addition of an optimal join enumeration algorithm based on dynamic > > programming > > (DPhyp), new operators and data type support in Arrow adapter, enhanced > SQL > > compatibility with additional functions across Oracle, PostgreSQL, Hive, > > Spark, and MSSQL. > > > > Apache Avatica-Go 5.4.0 was released on 2025-03-05. It included > dependency > > updates and various minor improvements. > > > > Apache Avatica 1.26.0 was released on 2025-02-24. It contained several > bug > > fixes, dependency upgrades and support for JDK 23 and Gradle 8.7. > > > > A hybrid meetup was organized on 2025-02-20. 40+ people attended the > event > > in > > person in Santa Clara, California; with 30+ people joining remotely. Four > > talks were presented, describing various topics such as: Federated Query > > Planning with Calcite and Substrait; Streaming, incremental, > finite-memory > > computations in SQL over unbounded streams; Revolutionizing Data Lakes: A > > Dive > > into Coral, the SQL Translation, Analysis, and Rewrite Engine; and > > Optimizing > > Common Table Expressions in Apache Hive with Calcite. > > > > ## Community Health: > > The community continues on a "Super healthy" status. Looking at the > metrics, > > we have seen a slight increase (3� in traffic on the dev mailing list; > and > > a > > significant increase in commits (54� and code contributors (27� ; which > is > > somehow expected considering that the previous quarter was rather "slow" > > (probably due to the holiday season). > > > > The number of reviewers have increased compared with previous quarters > > (with a > > more balanced distribution among the top reviewers), which is good news > > because this is one area where our project particularly struggles > > frequently. > > > > The number of non-committer (contributor) commits per month: > > +------+-------+---------------------+ > > | year | month | contributor_commits | > > +------+-------+---------------------+ > > | 2025 | 1 | 36 | > > | 2025 | 2 | 19 | > > | 2025 | 3 | 6 | > > +------+-------+---------------------+ > > > > The number of active reviewers per month: > > +------+-------+------------------+ > > | year | month | active_reviewers | > > +------+-------+------------------+ > > | 2025 | 1 | 8 | > > | 2025 | 2 | 7 | > > | 2025 | 3 | 4 | > > +------+-------+------------------+ > > > > Top reviewers in the last 3 months: > > +-------------+---------+ > > | committer | reviews | > > +-------------+---------+ > > | Mihai Budiu | 15 | > > | ILuffZhe | 10 | > > | Cancai Cai | 9 | > > | NobiGo | 9 | > > +-------------+---------+ > > > > > > | | > czjour...@163.com > | > | > 邮箱：czjour...@163.com > |
