I am in PST. Beijing Time is 15 hours ahead of my time. Next Monday night
works for me. Let's talk about the details offline? Moving spark dev and
others to bcc.
On Thu, Apr 8, 2021 at 11:48 PM Chang Chen wrote:
> hi huaxin
>
> I look into your PR, there would be a way to consolidate the file so
hi huaxin
I look into your PR, there would be a way to consolidate the file source
and SQL source.
What's the time difference between Beijing and your timezone? I prefer next
Monday night or Tuesday morning.
I can share zoom.
huaxin gao 于2021年4月8日周四 上午7:10写道:
> Hi Chang,
>
> Thanks for workin
Hi Chang,
Thanks for working on this.
Could you please explain how your proposal can be extended to the
file-based data sources? Since at least half of the Spark community are
using file-based data sources, I think any designs should consider the
file-based data sources as well. I work on both sq
hi huaxin
please review https://github.com/apache/spark/pull/32061
as for add a *trait PrunedFilteredAggregateScan* for V1 JDBC, I delete
trait, since V1 DataSource needn't support aggregation push down
Chang Chen 于2021年4月5日周一 下午10:02写道:
> Hi huaxin
>
> What I am concerned about is abstraction
Hi huaxin
What I am concerned about is abstraction
1. How to extend sources.Aggregation. Because Catalyst Expression
is recursion, it is very bad to define a new hierarchy, I think ScanBuilder
must convert pushed expressions to its format.
2. The optimization rule is also an extended
Hello Chang,
Thanks for proposing the SPIP and initiating the discussion. However, I
think the problem with your proposal is that you haven’t taken into
consideration file-based data sources such as parquet, ORC, etc. As far as
I know, most of the Spark users have file-based data sources. As a ma
Hi All
We would like to post s SPIP of Datasource V2 SQL PushDown in Spark. Here
is document link:
https://olapio.atlassian.net/wiki/spaces/TeamCX/pages/2667315361/Discuss+SQL+Data+Source+V2+SQL+Push+Down?atlOrigin=eyJpIjoiOTI5NGYzYWMzMWYwNDliOWIwM2ZkODllODk4Njk2NzEiLCJwIjoiYyJ9
This SPIP aims