tustvold commented on code in PR #3431:
URL: https://github.com/apache/arrow-rs/pull/3431#discussion_r1065847480
##########
parquet/src/arrow/arrow_writer/mod.rs:
##########
@@ -435,6 +444,15 @@ fn write_leaf(
let array: &[i64] = data.buffers()[0].typed_data();
write_primitive(typed, &array[offset..offset +
data.len()], levels)?
}
+ ArrowDataType::Decimal128(_, _) => {
+ // use the int32 to represent the decimal with low
precision
+ let array = column
Review Comment:
You could consider using as_primitive_array here
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