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Fixed edge case in reading multiple parquet pages #904

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Mar 12, 2022
Merged

Fixed edge case in reading multiple parquet pages #904

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ad65829
Removed unused Result
jorgecarleitao Mar 11, 2022
d62a3b9
Fixed error in reading multiple pages
jorgecarleitao Mar 12, 2022
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15 changes: 11 additions & 4 deletions src/io/parquet/read/deserialize/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -42,20 +42,27 @@ fn create_list(
) -> Result<Arc<dyn Array>> {
Ok(match data_type {
DataType::List(_) => {
let (offsets, validity) = nested.nested.pop().unwrap().inner();
let (mut offsets, validity) = nested.nested.pop().unwrap().inner();
offsets.push(values.len() as i64);

let offsets = offsets.iter().map(|x| *x as i32).collect::<Vec<_>>();
Arc::new(ListArray::<i32>::new(
data_type,
offsets.into(),
values,
validity,
validity.and_then(|x| x.into()),
))
}
DataType::LargeList(_) => {
let (offsets, validity) = nested.nested.pop().unwrap().inner();
let (mut offsets, validity) = nested.nested.pop().unwrap().inner();
offsets.push(values.len() as i64);

Arc::new(ListArray::<i64>::new(data_type, offsets, values, validity))
Arc::new(ListArray::<i64>::new(
data_type,
offsets.into(),
values,
validity.and_then(|x| x.into()),
))
}
_ => {
return Err(ArrowError::NotYetImplemented(format!(
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