Re: Spark SQL upgrade / migration guide: discoverability and content organization

2019-07-14 Thread Jungtaek Lim
As one of contributors in Structured Streaming, I would vote on having migration guide doc for structured streaming as well, once we decide standard format of migration guide. In Spark 3.0.0 there're some breaking change on even SS area - one example is SPARK-28199 which Sean took care of leaving

Re: Spark SQL upgrade / migration guide: discoverability and content organization

2019-07-14 Thread Dongjoon Hyun
Thank you, Josh and Xiao. That sounds great. Do you think we can have some parts of that improvement in `2.4.4` document first since that is the very next release? Bests, Dongjoon. On Sun, Jul 14, 2019 at 4:25 PM Xiao Li wrote: > Yeah, Josh! All these ideas sound good to me. All the top

Re: JDBC connector for DataSourceV2

2019-07-14 Thread Xianyin Xin
There’s another pr https://github.com/apache/spark/pull/21861 but which is based the old V2 APIs. We’d better link the JIRAs, SPARK-24907, SPARK-25547, and SPARK-28380 and finalize a plan. Xianyin From: Shiv Prashant Sood Date: Sunday, July 14, 2019 at 2:59 AM To: Gabor Somogyi Cc:

Re: Spark SQL upgrade / migration guide: discoverability and content organization

2019-07-14 Thread Xiao Li
Yeah, Josh! All these ideas sound good to me. All the top commercial database products have very detailed guide/document about the version upgrading. You can easily find them. Currently, only SQL and ML modules have the migration or upgrade guides. Since Spark 2.3 release, we strictly require the

Spark SQL upgrade / migration guide: discoverability and content organization

2019-07-14 Thread Josh Rosen
I'd like to discuss the Spark SQL migration / upgrade guides in the Spark documentation: these are valuable resources and I think we could increase that value by making these docs easier to discover and by adding a bit more structure to the existing content. For folks who aren't familiar with