Attendees and topics:

   -

   Julien: Datadog. Following up on : Defining process for adoption of new
   encodings, N-gram bloom filters, New footer next steps. Facilitating this
   meeting.
   -

   Micah: Snowflake
   -

   Kenny: HyParquet (js)
   -

   Jiaying: CMU, PR parquet-rs Variant implementation
   -

   Gabor: Dremio
   -

   Andrew: InfluxData, {parquet,arrow}-rs, Example binary for variant
   testing
   -

   Martin: Jane street, new encodings
   -

   Talat: Google
   -

   Russell: Snowflake, interval types.
   -

   Brian: Google
   -

   Fokko: Databricks
   -

   Neil: Snowflake Variant
   -

   Aihua: Snowflake Variant
   -

   Naren: Snowflake, interval types
   -

   Dan: Databricks. All the types
   -

   Aditya: CMU, variant

Agenda:

   -

   Defining process for adoption of new encodings
   -

      Micah to work on documenting the process.
      -

   N-gram bloom filters:
   -

      Optional features are easier to adopt.
      -

   New footer next steps.
   -

      Micah: still in the evaluation phase.
      -

      Alkis to send an update on the list
      -

   Facilitating this meeting.
   -

      Page on Parquet website.
      -

      Russel, Talat, Martin, Fokko as a backup.
      -

      Note taking app: Fathom.
      -

      Talat:
      -

         Google calendar.
         -

         Video call to youtube
         -

         Gemini to transcript.
         -

      Dan, Micah, Fokko: to update the website
      -

         Send message to the dev list.
         -

   Andrew: Example binary PRs in parquet-testing (what are next steps?)
   -

      PR from Dewey with example GEOMETRY / GEOGRAPHY types:
      https://github.com/apache/parquet-testing/pull/70
      -

      PR from Andrew with example Variant:
      https://github.com/apache/parquet-testing/pull/76
      -

      Micah says he will be willing to take a look at the PRs
      -

   Naren: Interval types
   
<https://docs.google.com/document/d/12ghQxWxyAhSQeZyy0IWiwJ02gTqFOgfYm8x851HZFLk/edit?usp=sharing>
   in Iceberg/Parquet.
   -

      General support to finalize those types. (started back in
      https://github.com/apache/parquet-format/pull/43/files)
      -

      Todo: follow up on mailing list
      -

   Variant:
   -

      Finalize 2nd implementation ({parquet,arrow}-rs)
      -

      Java implementation is close.
      -

      Once we have finalized those two, we can remove the caveats.
      -

      Also in the works: C++, Python implementations.


Action items

   - [image: unchecked]

   Please vote for 1.15.2:
   https://lists.apache.org/thread/rt1xjw4hqd391h852opo6cc6sv80dcb5
   - [image: unchecked]

   Micah: draft on the new encodings selection. Talat to follow up.
   - [image: unchecked]

   TalaT: setup shared google calendar, posting recordings to youtube and
   transcript.
   - [image: unchecked]

   Dan: update the website and email the dev list to improve meeting
   visibility
   - [image: unchecked]

   Naren: follow up on mailing list re interval types.
   -

   Alkis/Micah: send an update re the new footer format


On Wed, Apr 30, 2025 at 7:17 AM Julien Le Dem <jul...@apache.org> wrote:

> The next Parquet sync is today Apr 30th at 10am PT - 1pm ET - 7pm CET
> (in ~3h)
> To join the invite:
> https://calendar.app.google/z8fJupamRQ7Uu8tW9
> Please contact me to be added to the recurring invite. (every two weeks)
> Everybody is welcome, bring your topic or just listen in.
>
> (Some more details on how the meeting is run:
> https://lists.apache.org/thread/bjdkscmx7zvgfbw0wlfttxy8h6v3f71t )
>
>

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