Hyukjin Kwon created SPARK-29339:
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Summary: Support Arrow 0.14 in vectoried dapply and gapply (test
it in AppVeyor build)
Key: SPARK-29339
URL: https://issues.apache.org/jira/browse/SPARK-29339
Project: Spark
Issue Type: Improvement
Components: SparkR
Affects Versions: 3.0.0
Reporter: Hyukjin Kwon
dapply and gapply with Arrow optimization and Arrow 0.14 seems failing:
{code}
> collect(dapply(df, function(rdf) { data.frame(rdf$gear + 1) },
> structType("gear double")))
Error in readBin(con, raw(), as.integer(dataLen), endian = "big") :
invalid 'n' argument
{code}
We should fix it and also test it in AppVeyor
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