[jira] [Created] (ARROW-8287) [Rust] Arrow examples should use utility to print results

2020-03-31 Thread Andy Grove (Jira)
Andy Grove created ARROW-8287: - Summary: [Rust] Arrow examples should use utility to print results Key: ARROW-8287 URL: https://issues.apache.org/jira/browse/ARROW-8287 Project: Apache Arrow

Re: Arrow examples

2016-03-03 Thread Wes McKinney
Serializing Spark DataFrame in either Java or Scala would suffice for the use case, but there may be follow-on JIRAs to make the Arrow adapters more accessible. pandas only needs access to flat schemas for now, for example, so nested Spark SQL schemas could be handled in follow-up work. Note: this

Re: Arrow examples

2016-03-03 Thread Dmitriy Morozov
Hi Wes, Thanks for raising the ticket. So it seems like Spark 2.0 will not have support for Arrow. Also does SPARK-13534 cover Arrow serialization for Spark's JAVA API, or do we need to raise a separate ticket for that? As of now, I only have a high-level understanding of Arrow and it's data stru

Re: Arrow examples

2016-02-29 Thread Wes McKinney
hi Dmitriy, I created the following JIRA https://issues.apache.org/jira/browse/SPARK-13534 related to PySpark which seems relevant. I would be happy to collaborate with you on this. Since I understand that the Spark developers are exploring an in-memory columnar layout for Spark DataFrames/Dataset

Arrow examples

2016-02-24 Thread Dmitriy Morozov
Hello everyone, I'm just starting with Arrow. I'd like to see how good Arrow at caching when used in conjunction with Allixio (Tachyon). The use case that I'm going to validate involves reading data from Spark's DataFrame, storing in Tachyon in Arrow and then reading back into DataFrame. I checked