+1, and thanks. FYI I’m speaking at Community over Code on 10/9, “Building a semantic/metrics layer using Calcite”. I believe Mihai is giving a talk “Streaming Incremental View Maintenance with Apache Calcite”. Your call whether to include these in this report or the next one.
Julian > On Oct 2, 2023, at 6:45 AM, Alessandro Solimando > <[email protected]> wrote: > > +1, thanks Stamatis for putting this together! > > On Mon, 2 Oct 2023 at 11:27, LakeShen <[email protected]> wrote: > >> +1, Nice work, Stamatis! >> >> Ruben Q L <[email protected]> 于2023年10月2日周一 16:58写道： >> >>> +1, thanks Stamatis! >>> >>> @Sergey thanks for the info! IMO your talk would be a nice addition for >> the >>> next report (Q4). >>> >>> >>> On Mon, Oct 2, 2023 at 9:48 AM Francis Chuang <[email protected]> >>> wrote: >>> >>>> +1, Excellent work, Stamatis! >>>> >>>> On 2/10/2023 6:58 pm, Stamatis Zampetakis 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. >>>> >>> >>
