sunchao commented on a change in pull request #8007:
URL: https://github.com/apache/arrow/pull/8007#discussion_r473493106
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File path: rust/parquet/src/arrow/array_reader.rs
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@@ -136,10 +136,8 @@ impl<T: DataType> ArrayReader for PrimitiveArrayReader<T> {
while records_read < batch_size {
let records_to_read = batch_size - records_read;
+ // NB can be 0 if at end of page
let records_read_once =
self.record_reader.read_records(records_to_read)?;
- if records_read_once == 0 {
Review comment:
+1
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