Hi all,

We just released our data skipping index library to open source and are 
hoping this can also be input to a discussion on this topic. Please let us 
know if you have any questions or feedback 
https://github.com/xskipper-io/xskipper/

On 2021/01/29 04:39:07 Miao Wang wrote:
> Hi @OpenInx<[email protected]>,
> 
> The code change is based on our internal fork. We need to some 
refactoring before sending out an open source PR. In addition, since there 
is no spec defined in Iceberg, the implementation is coupled closely to 
our code base. That is one of the major reasons that I put my thoughts on 
building data format and compute engine agnostic into the draft.
> 
> Miao
> 
> From: OpenInx <[email protected]>
> Date: Thursday, January 28, 2021 at 6:31 PM
> To: Iceberg Dev List <[email protected]>, Miao Wang 
<[email protected]>
> Cc: Ryan Blue <[email protected]>
> Subject: Re: Sync to discuss secondary index proposal
> Sorry  I sent the wrong link,  the secondary index document link is: 
https://docs.google.com/document/d/1E1ofBQoKRnX04bWT3utgyHQGaHZoelgXosk_UNsTUuQ/edit
<
https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdocs.google.com%2Fdocument%2Fd%2F1E1ofBQoKRnX04bWT3utgyHQGaHZoelgXosk_UNsTUuQ%2Fedit&data=04%7C01%7Cmiwang%40adobe.com%7C7d97fc234caf481f4a5508d8c3fe0623%7Cfa7b1b5a7b34438794aed2c178decee1%7C0%7C0%7C637474843077023815%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=QkXoJydi3dCc6xWaQLjfcHsuA%2FZZlKsEXMRDoMEnUWE%3D&reserved=0
>
> 
> On Fri, Jan 29, 2021 at 10:31 AM OpenInx <[email protected]>> wrote:
> Hi
> 
> @Miao Wang<[email protected]>   Would you mind to share your current PoC 
code or PR  for this document [1]  if possible ?   I'd like to understand 
more details before I get involved in this discussion.
> 
> Thanks.
> 
> [1].  
https://docs.google.com/document/d/1q6xaBxUPFwYsW9aXWxYUh7die6O7rDeAPFQcTAMQ0GM/edit?ts=601316b0#
<
https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdocs.google.com%2Fdocument%2Fd%2F1q6xaBxUPFwYsW9aXWxYUh7die6O7rDeAPFQcTAMQ0GM%2Fedit%3Fts%3D601316b0%23&data=04%7C01%7Cmiwang%40adobe.com%7C7d97fc234caf481f4a5508d8c3fe0623%7Cfa7b1b5a7b34438794aed2c178decee1%7C0%7C0%7C637474843077023815%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=hgiPjL%2B0IqQxCJ9W700snLDeBthvumjQcG0DUNk5tKM%3D&reserved=0
>
> 
> On Fri, Jan 29, 2021 at 10:16 AM 李响 <[email protected]>> wrote:
> +1, my colleagues and I is at UTC+8
> 
> On Fri, Jan 29, 2021 at 9:50 AM OpenInx <[email protected]>> wrote:
> +1,  my time zone is CST.
> 
> On Fri, Jan 29, 2021 at 6:57 AM Xinli shang <[email protected]> 
wrote:
> I had some earlier discussion with Miao on this. I am still interested 
in it. My time zone is PST.
> 
> On Thu, Jan 28, 2021 at 2:50 PM Jack Ye <[email protected]>> wrote:
> +1, looking forward to the discussion, please include me and Yan 
([email protected]<[email protected]>), also in PST.
> -Jack
> 
> On Thu, Jan 28, 2021 at 2:16 PM Russell Spitzer <[email protected]>> 
wrote:
> CST Please :) But I don’t mind waking up early or staying up late as 
required
> 
> 
> On Jan 28, 2021, at 4:14 PM, Ryan Blue <[email protected]>> 
wrote:
> 
> Hi everyone,
> 
> The proposal that Miao wrote about secondary indexes has come up a lot 
lately. I think it would be a good time to have a discussion about the 
proposal and set some initial goals for what we want to do next. Since 
there hasn't been much discussion on the dev list, I'll schedule a sync so 
that everyone has a deadline to read the proposal and be ready with 
questions. Then we can have a quick summary to start with and a productive 
discussion.
> 
> First, who is interested in attending? I think that Miao and I are in 
the US in PST (UTC-8). I think Paula from IBM in Israel is interested. 
Anyone else in a time zone that we should try to include? We can always 
have two discussions if we need to include more zones.
> 
> Please reply if you're interested so we can get something set up. 
Thanks!
> 
> rb
> 
> --
> Ryan Blue
> Software Engineer
> Netflix
> 
> 
> 
> --
> Xinli Shang
> 
> 
> --
> 
>                                                李响 Xiang Li
> 
> 手机 cellphone :+86-136-8113-8972
> 邮件 e-mail      :[email protected]<[email protected]>
> 

thanks
Paula

Paula Ta-Shma, Ph.D.
Cloud Storage and Analytics
IBM Research - Haifa
Phone: +972.74.7929402
Email: [email protected]


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