devinjdangelo commented on code in PR #9737:
URL: https://github.com/apache/arrow-datafusion/pull/9737#discussion_r1536033942
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datafusion/core/src/dataframe/parquet.rs:
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@@ -166,4 +166,47 @@ mod tests {
Ok(())
}
+
+ #[tokio::test]
+ async fn write_parquet_with_small_rg_size() -> Result<()> {
+ let mut test_df = test_util::test_table().await?;
+ // make the test data larger so there are multiple batches
+ for _ in 0..7 {
+ test_df = test_df.clone().union(test_df)?;
Review Comment:
We should be able to trigger the issue with less data by lowering
`execution.batch_size` to something small like 10 rows.
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