Looks good, thanks Benchao! Best, Stamatis
On Wed, Jul 3, 2024 at 3:30 PM Julian Hyde <jhyde.apa...@gmail.com> wrote: > > +1. > > Thank you for mentioning my paper. > > Julian > > > On Jul 3, 2024, at 5:19 AM, Francis Chuang <francischu...@apache.org> wrote: > > > > +1, great work, Benchao! > > > >> On 3/07/2024 10:09 pm, Benchao Li 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 <mbu...@feldera.com> | 19 | > >> | NobiGo <nobigo...@gmail.com> | 9 | > >> | Julian Hyde <jh...@apache.org> | 3 | > >> +----------------------------------+---------+ > >> Best, > >> Benchao Li
