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Drill >> mail # dev >> Weekly hangout notes


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Timothy Chen 2013-08-27, 16:43
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Re: Weekly hangout notes
Thank you for the very nice synopsis Tim!
On Tue, Aug 27, 2013 at 9:43 AM, Timothy Chen <[EMAIL PROTECTED]> wrote:

> Not sure if we ever shared this, but here is the weekly hangout notes that
> includes what we talked about today:
>
> Participants: Harri Kinnunen, Jacques Nadeau, Timothy Chen, Francisco
> Freire, Ben Becker, Alec Ten Harmsel, Steven Philips
>
>    -
>
>    Jacques working on better integration of schema with Optiq/JDBC,
>    Streaming aggregate, improving basic optimizer
>    -
>
>    Tim worked on JSONStorageEngine, and started on Limit Opereator
>    -
>
>    Ben worked on MergeSort on single record batches, seeing bugs in
>    multiple schema changes
>    -
>
>    Lisen is looking into client reconnection problem, working on Semi-join
>    (Bit vector) or Hash join based on Off-heap hash map index. Jacques
> said he
>    worked on a Concurrent hashmap using off-heap memory and will try to dig
>    that up. Can also look at Columnar sort using Radix sort.
>    -
>
>    Steven Phillips worked on packaging, creating deb, rpm packages
>    -
>
>    Harri continues to work on architecture documentation, and installation
>    instructions
>    -
>
>    Watch out for batches materialization, where Jacques found issues that
>    after serialization value vector read expressions are pointing to
> outgoing
>    batch column info instead of incoming
>    -
>
>    Jira has issues tagged with Alpha, and please verify the issues and
>    add/remove any as fit
>    -
>
>    Still need to discuss more about Alpha messaging next week.
>
>
>
> For people interested in contributing to Drill and/or wants to know the
> latest development progress, we hangout every tuesday morning 9am PST for
> discussions and updates.
>
> Tim
>