adamreeve commented on code in PR #8671:
URL: https://github.com/apache/arrow-rs/pull/8671#discussion_r2446584593
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parquet/src/encryption/decrypt.rs:
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@@ -290,6 +297,19 @@ impl PartialEq for DecryptionKeys {
}
}
+impl HeapSize for DecryptionKeys {
+ fn heap_size(&self) -> usize {
+ match self {
+ Self::Explicit(keys) => keys.heap_size(),
+ Self::ViaRetriever(_) => {
+ // The retriever is a user-defined type we don't control,
+ // so we can't determine the heap size.
Review Comment:
As discussed in #8472, we could potentially add a new trait method to allow
a key retriever to provide a heap size later.
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