viirya commented on code in PR #988:
URL: https://github.com/apache/datafusion-comet/pull/988#discussion_r1797532326
##########
native/core/src/execution/datafusion/shuffle_writer.rs:
##########
@@ -1504,25 +1586,65 @@ mod test {
#[test]
#[cfg_attr(miri, ignore)] // miri can't call foreign function
`ZSTD_createCCtx`
fn test_insert_larger_batch() {
+ shuffle_write_test(10000, 1, 16, None);
+ }
+
+ #[test]
+ #[cfg_attr(miri, ignore)] // miri can't call foreign function
`ZSTD_createCCtx`
+ fn test_insert_smaller_batch() {
+ shuffle_write_test(1000, 1, 16, None);
+ shuffle_write_test(1000, 10, 16, None);
+ }
+
+ #[test]
+ #[cfg_attr(miri, ignore)] // miri can't call foreign function
`ZSTD_createCCtx`
+ #[cfg(not(target_os = "macos"))] // Github MacOS runner fails with "Too
many open files".
Review Comment:
We've discussed to support sort-based shuffle in the native shuffle writer,
similar to Spark shuffle, in the early development. So I think it is on our
roadmap though it is not urgent at that moment.
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