XiangpengHao commented on code in PR #9353:
URL: https://github.com/apache/arrow-rs/pull/9353#discussion_r2765089194
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parquet/src/column/writer/mod.rs:
##########
@@ -2502,6 +2503,27 @@ mod tests {
);
}
+ #[test]
+ fn test_column_writer_column_data_page_size_limit() {
+ let props = Arc::new(
+ WriterProperties::builder()
+ .set_writer_version(WriterVersion::PARQUET_1_0)
+ .set_dictionary_enabled(false)
+ .set_data_page_size_limit(1000)
+ .set_column_data_page_size_limit(ColumnPath::from("col"), 10)
+ .set_write_batch_size(3)
+ .build(),
+ );
+ let data = &[1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
+
+ let col_values =
+ write_and_collect_page_values(ColumnPath::from("col"),
Arc::clone(&props), data);
+ let other_values =
write_and_collect_page_values(ColumnPath::from("other"), props, data);
+
+ assert_eq!(col_values, vec![3, 3, 3, 1]);
+ assert_eq!(other_values, vec![10]);
Review Comment:
This is the observed end-to-end behavior, only the specified column changed,
other columns unaffected.
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