wjones127 commented on code in PR #14286:
URL: https://github.com/apache/arrow/pull/14286#discussion_r988355355
##########
r/tests/testthat/test-dplyr-join.R:
##########
@@ -338,3 +342,33 @@ test_that("arrow dplyr query can join two datasets", {
}
)
})
+
+test_that("joins on datasets handles keep", {
+ full_data_df <- tibble::tibble(
+ x = rep(c("a", "b"), each = 5),
+ y = rep(1:5, 2),
+ z = rep("zzz", 10),
+ index = 1:10
+ )
+ small_dataset_df <- tibble::tibble(
+ value = c(0.1, 0.2, 0.3, 0.4, 0.5),
+ x = c(rep("a", 3), rep("b", 2)),
+ y = 1:5,
+ z = 6:10
+ )
+ full_data <- InMemoryDataset$create(full_data_df)
Review Comment:
You are correct. Nic's originaly repro involved writing out a Parquet
dataset, so I thought the dataset part was important to it. I was able to still
repro by simplifying to an InMemoryDataset, but didn't think to try Table.
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