Thanks Stamatis for preparing the report. LGTM.
On Thu, Apr 6, 2023 at 1:17 PM Stamatis Zampetakis <zabe...@gmail.com> wrote: > Hello, > > Below you can find a draft of this quarter's board report. I plan to > submit it next Tuesday (April 11, 2023). > Please let me know if you have any additions or corrections. > > Best regards, > Stamatis > --------------------------------------------------------- > > ## 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. > > ## Issues: > There are no issues requiring board attention. > > ## Membership Data: > Apache Calcite was founded 2015-10-22 (7 years ago) > There are currently 63 committers and 27 PMC members in this project. > The Committer-to-PMC ratio is 7:3. > > Community changes, past quarter: > - Benchao Li was added to the PMC on 2023-01-27 > - Alex Plehanov was added as committer on 2023-01-06 > - Jiajun Xie was added as committer on 2023-02-10 > - Istvan Toth was added as committer on 2023-01-25 > > ## Project Activity: > Apache Calcite 1.34.0 was released on 2023-03-14. It contains contributions > from 18 contributors, and resolves 34 issues. It’s worth highlighting the > introduction of QUALIFY clause (CALCITE-5268), which facilitates filtering > the > results of window functions. Among other improvements and fixes, it adds > roughly 15 new functions in BigQuery library for handling dates, times, and > timestamps. > > Apache Calcite 1.33.0 was released on 2023-02-06. It contains contributions > from 33 contributors, and resolves 107 issues. It’s worth highlighting the > support for custom time frames (CALCITE-5155), the new MEASURE type and > AGGREGATE aggregate function (CALCITE-5105) as well as the many > improvements > to the BigQuery dialect (CALCITE-5180). > > Apache Calcite Avatica 1.23.0 was released on 2023-01-19. It fixes bugs in > Statement.getUpdateCount(), ResultSet.getObject; and supports > HTTP_BAD_REQUEST > and configuring fetch size and SSL key-store type. Also, there are various > improvements to DateTimeUtils and ByteString. > > On 2023-03-15, there was an online meetup of the Calcite community with > approximately 50 participants joining the call. We had three very > interesting > presentations around adding measures in SQL, incremental view maintenance > for > streaming engines, and debugging planner issues, followed by open > discussion. > The videos from the meetup as well as the slides were published online > shortly > after the event. > > ## Community Health: > The project remains super healthy and there is a general increase in > traffic > almost in every aspect of the project (dev@, JIRA, and GitHub). > > The most notable increase in traffic was for dev mailing list (46%). One > factor that led to this increase is the addition of four new members in the > project and the traditional welcoming emails that usually come along. > Another > one, would probably be the various discussion/votes around releases; we had > more this quarter compared to our usual cadence. Last there were also some > changes in the CI (SonarCloud intergration) that sparked some additional > exchanges. > > The number of non-committer (contributor) commits per month: > +---------------------+---------------------+---------------------+ > | year | month | contributor_commits | > +---------------------+---------------------+---------------------+ > | 2023 | 1 | 20 | > | 2023 | 2 | 15 | > | 2023 | 3 | 17 | > +---------------------+---------------------+---------------------+ > > The number of active reviewers per month: > +---------------------+---------------------+---------------------+ > | year | month | active_reviewers | > +---------------------+---------------------+---------------------+ > | 2023 | 1 | 4 | > | 2023 | 2 | 5 | > | 2023 | 3 | 4 | > +---------------------+---------------------+---------------------+ > > Top-3 reviewers in the last quarter: > +-----------+---------------------+ > | committer | reviews | > +-----------+---------------------+ > | Julian Hyde <jh...@apache.org> | 34 | > | Benchao Li <libenc...@gmail.com> | 9 | > | Stamatis Zampetakis <zabe...@gmail.com> | 4 | > +-----------+---------------------+ > > The number of non-commiter commits has almost doubled in the last quarter > which is a good thing. Unfortunately the number of active reviewers is > still pretty low and few individuals namely Julian Hyde, and Benchao Li > are pulling almost all the weight of reviewing contributors work. >
