tustvold commented on code in PR #3205:
URL: https://github.com/apache/arrow-rs/pull/3205#discussion_r1033768581
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arrow-array/src/array/mod.rs:
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@@ -916,7 +916,7 @@ mod tests {
#[test]
fn test_null_struct() {
let struct_type =
- DataType::Struct(vec![Field::new("data", DataType::Int64, false)]);
+ DataType::Struct(vec![Field::new("data", DataType::Int64, true)]);
Review Comment:
This actually highlights a somewhat fun issue that I'm also running into
with the row format (#3159), namely how to create a null `StructArray` with
children that aren't nullable. I _think_ new_null_array should discard the null
mask for its children, but I'm not 100% sure. I need to think a bit more on this
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