Hi Stamatis thanks for the draft report it looks great
one thing which I currently not sure whether to add or not (because of dates) This year I will give a talk at Flink Forward 2023 (November 6-8 2023) about Calcite upgrade journey in Apache Flink On Mon, Oct 2, 2023 at 9:58 AM Stamatis Zampetakis <[email protected]> wrote: > Hello, > > Below you can find a draft of this quarter's board report. I plan to > submit the final version next Monday (October 9, 2023). > > Please let me know if you have any additions or corrections. > > Best, > 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. > > ## Project Status: > Current project status: ongoing > Issues for the board: none > > ## Membership Data: > Apache Calcite was founded 2015-10-22 (8 years ago) > There are currently 69 committers and 27 PMC members in this project. > The Committer-to-PMC ratio is roughly 2:1. > > Community changes, past quarter: > - No new PMC members. Last addition was Benchao Li on 2023-01-27. > - TJ Banghart was added as committer on 2023-07-04 > - Dan Zou was added as committer on 2023-07-04 > > ## Project Activity: > Apache Calcite 1.35.0 was released on 2023-07-26. It contains contributions > from 36 contributors, and resolves 140 issues. The new release has many > improvements in the BigQuery and Spark dialect bringing in more than 40 SQL > functions. Additionally, it comes with new optimizations for reducing the > size > of generated code and more powerful expression simplifications. > > On August 18, 2023, Benchao Li and Jiajun Xie represented the Calcite > community at the Apache Con East Asia by giving talks related with the > project. > > ## Community Health: > The project is healthy. Previously, it was super healthy. The drop is > likely > to the fact that the PMC has not grown in the last six months but this will > very likely change in the near future since a lot of our current committers > are very involved with the project and hopefully they will join the PMC > shortly. > > The dev list had a 38% in activity in the past quarter, with busiest > threads > been as usual those around releases and introduction of new committers. The > 16% increase in activity of the JIRA also contributes to the general > increase > in traffic of the dev list. > > The number of non-committer (contributor) commits per month: > +---------------------+---------------------+---------------------+ > | year | month | contributor_commits | > +---------------------+---------------------+---------------------+ > | 2023 | 7 | 16 | > | 2023 | 8 | 32 | > | 2023 | 9 | 32 | > +---------------------+---------------------+---------------------+ > > The number of active reviewers per month: > +---------------------+---------------------+---------------------+ > | year | month | active_reviewers | > +---------------------+---------------------+---------------------+ > | 2023 | 7 | 9 | > | 2023 | 8 | 9 | > | 2023 | 9 | 10 | > +---------------------+---------------------+---------------------+ > > Top-3 reviewers in the last quarter: > +-----------+---------------------+ > | committer | reviews | > +-----------+---------------------+ > | Jiajun <[email protected]> | 15 | > | Julian Hyde <[email protected]> | 13 | > | Benchao Li <[email protected]> | 11 | > +-----------+---------------------+ > > The number of non-committer commits has increased by 9% from the last > quarter > (73 commits in Q2 vs. 80 commits in Q3) keeping up the good momentum of > having > new people contributing to the project. > > The average number of active reviewers per month has increased slightly > from > the last quarter (7.6 in Q2 vs. 9.3 in Q3) showing that more people are > participating in the review process which is among the main points of the > project. > > In the top reviewers, we can observe that things are a bit more balanced in > Q3. The review count per person in the top-3 tier is lower than usual but > in > conjunction with the increase in the number of non-committer commits > it shows that > reviews are more evenly distributed among the members of the community. > -- Best regards, Sergey
