Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/7280#discussion_r34256453
--- Diff: R/pkg/inst/tests/test_sparkSQL.R ---
@@ -108,6 +108,14 @@ test_that("create DataFrame from RDD", {
expect_equal(count(df), 10)
expect_equal(columns(df), c("a", "b"))
expect_equal(dtypes(df), list(c("a", "int"), c("b", "string")))
+
+ localDF <- data.frame(name=c("John", "Smith", "Sarah"), age=c(19, 23,
18), height=c(164.10, 181.4, 173.7))
+ schema <- structType(structField("name", "string"), structField("age",
"integer"), structField("height", "float"))
+ df <- createDataFrame(sqlContext, localDF, schema)
--- End diff --
If that is loaded in JVM side, I think it is no problem. We already have
serialization/deserialization for values from R/Java to Java/R.
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