friendlymatthew commented on code in PR #7906:
URL: https://github.com/apache/arrow-rs/pull/7906#discussion_r2201846629
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parquet-variant/src/variant/object.rs:
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@@ -242,6 +242,8 @@ impl<'m, 'v> VariantObject<'m, 'v> {
} else {
// The metadata dictionary can't guarantee uniqueness or
sortedness, so we have to parse out the corresponding field names
// to check lexicographical order
+ //
+ // Since we are probing the metadata dictionary by field id,
this also verifies field ids are in-bounds
let are_field_names_sorted = field_ids
.iter()
Review Comment:
Since the `map` returns a `Result<T>`, I needed to manually loop through the
iterator
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