+1 thanks Benchao! On Wed, Jul 3, 2024 at 5:20 PM Ruben Q L <[email protected]> wrote: > > +1 > Thanks Benchao for preparing the report! > > > On Wed, Jul 3, 2024 at 3:31 PM Michael Mior <[email protected]> wrote: > > > +1 Thanks Benchao! > > -- > > Michael Mior > > [email protected] > > > > > > On Wed, Jul 3, 2024 at 8:10 AM Benchao Li <[email protected]> wrote: > > > > > Hello, > > > > > > Below you can find a draft of this quarter's board report. I plan to > > > submit the final version next Tuesday (Jul 9, 2024). > > > > > > Please let me know if you have any additions or corrections. > > > > > > > > > ## 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: > > > There are no issues requiring board attention. > > > > > > ## Membership Data: > > > Apache Calcite was founded 2015-10-22 (9 years ago) > > > There are currently 74 committers and 28 PMC members in this project. > > > The Committer-to-PMC ratio is roughly 5:2. > > > > > > Community changes, past quarter: > > > - No new PMC members. Last addition was Sergey Nuyanzin on 2024-03-05. > > > - No new committers. Last addition was Hongyu Guo on 2023-11-03. > > > > > > ## Project Activity: > > > Apache Calcite Avatica 1.25.0 was released on 2024-04-05. It is a routine > > > release featuring support for JDK 21, Gradle 8.5 and several bug fixes. > > > > > > Apache Calcite 1.37.0 was released on 2024-05-04. It contains > > contributions > > > from 46 contributors, and resolves 138 issues. It introduces Apache Arrow > > > adapter and StarRocks dialect, adds support for lambda expressions in SQL > > > and > > > ‘Must-filter’ columns. For table function calls it is now possible to use > > > them > > > without TABLE() wrapper in FROM. Furthermore, there is support for > > optional > > > FORMAT of CAST operator from SQL:2016 and more than 15 new SQL functions > > in > > > various libraries such as BigQuery, PostgreSQL and Spark. > > > > > > Besides releases, it's worth to mention that Julian Hyde presented > > > "Measures > > > in SQL" both in SF Distributed Systems Meetup in downtown SF on Wednesday > > > May > > > 22nd, and SIGMOD 2024 conference in Santiago, Chile, which has been > > > implemented in Calcite. > > > > > > ## Community Health: > > > The community maintains a healthy status, previously it's super healthy. > > > The > > > reason is that we did not invite new committers for more than 6 months. > > > There > > > are a few new faces in the community, hopefully we'll invite new > > > committers in > > > the near future. > > > > > > Most of the statistics slightly decreased compared to last quarter (dev@ > > > decreased by 39%, issues@ decreased by 22%, commits decreased by 31%, > > code > > > contributors decreased by 32%, active reviewers decreased by 36.8%). The > > > reason I can see is there is less activity in supporting new SQL > > functions > > > in > > > various libraries recently, which is much more active in previous > > quarters. > > > > > > > > > The number of non-committer (contributor) commits per month: > > > +------+-------+---------------------+ > > > | year | month | contributor_commits | > > > +------+-------+---------------------+ > > > | 2024 | 4 | 13 | > > > | 2024 | 5 | 11 | > > > | 2024 | 6 | 15 | > > > +------+-------+---------------------+ > > > > > > The number of active reviewers per month: > > > +------+-------+------------------+ > > > | year | month | active_reviewers | > > > +------+-------+------------------+ > > > | 2024 | 4 | 5 | > > > | 2024 | 5 | 4 | > > > | 2024 | 6 | 3 | > > > +------+-------+------------------+ > > > > > > Top reviewers in the last 3 months: > > > +----------------------------------+---------+ > > > | committer | reviews | > > > +----------------------------------+---------+ > > > | Mihai Budiu <[email protected]> | 19 | > > > | NobiGo <[email protected]> | 9 | > > > | Julian Hyde <[email protected]> | 3 | > > > +----------------------------------+---------+ > > > > > > > > > Best, > > > Benchao Li > > > > >
-- Best regards, Sergey
