HyukjinKwon 0f48aafab8 [SPARK-29339][R] Support Arrow 0.14 in vectoried dapply and gapply (test it in AppVeyor build) ... ### What changes were proposed in this pull request? This PR proposes: 1. Use `is.data.frame` to check if it is a DataFrame. 2. to install Arrow and test Arrow optimization in AppVeyor build. We're currently not testing this in CI. ### Why are the changes needed? 1. To support SparkR with Arrow 0.14 2. To check if there's any regression and if it works correctly. ### Does this PR introduce any user-facing change? ```r df <- createDataFrame(mtcars) collect(dapply(df, function(rdf) { data.frame(rdf$gear + 1) }, structType("gear double"))) ``` **Before:** ``` Error in readBin(con, raw(), as.integer(dataLen), endian = "big") : invalid 'n' argument ``` **After:** ``` gear 1 5 2 5 3 5 4 4 5 4 6 4 7 4 8 5 9 5 ... ``` ### How was this patch tested? AppVeyor Closes #25993 from HyukjinKwon/arrow-r-appveyor. Authored-by: HyukjinKwon <gurwls223@apache.org> Signed-off-by: HyukjinKwon <gurwls223@apache.org>		2019-10-04 08:56:45 +09:00
..
fulltests	[SPARK-29339][R] Support Arrow 0.14 in vectoried dapply and gapply (test it in AppVeyor build)	2019-10-04 08:56:45 +09:00
run-all.R	[SPARK-25572][SPARKR] test only if not cran	2018-09-29 14:48:32 -07:00