etseidl commented on code in PR #7585:
URL: https://github.com/apache/arrow-rs/pull/7585#discussion_r2121834528
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parquet/src/arrow/array_reader/byte_array_dictionary.rs:
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@@ -165,6 +165,13 @@ where
}
fn consume_batch(&mut self) -> Result<ArrayRef> {
+ if self.record_reader.num_values() == 0 {
+ // once the record_reader has been consumed, we've replaced its
values with the default
+ // variant of DictionaryBuffer (Offset). If `consume_batch`` then
gets called again, we
Review Comment:
```suggestion
// variant of DictionaryBuffer (Offset). If `consume_batch` then
gets called again, we
```
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