alamb commented on code in PR #6595:
URL: https://github.com/apache/arrow-rs/pull/6595#discussion_r1809241062
##########
arrow-array/src/builder/struct_builder.rs:
##########
@@ -253,6 +253,18 @@ pub fn make_builder(datatype: &DataType, capacity: usize)
-> Box<dyn ArrayBuilde
let builder = make_builder(field.data_type(), capacity);
Box::new(LargeListBuilder::with_capacity(builder,
capacity).with_field(field.clone()))
}
+ DataType::FixedSizeList(field, size) => {
+ let size = *size;
+ let values_builder_capacity = {
+ let size: usize = size.try_into().unwrap();
+ capacity * size
+ };
+ let builder = make_builder(field.data_type(),
values_builder_capacity);
Review Comment:
👍
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