Dandandan commented on a change in pull request #1339:
URL: https://github.com/apache/arrow-rs/pull/1339#discussion_r815163354
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File path: arrow/src/ipc/reader.rs
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@@ -672,6 +697,18 @@ impl<R: Read + Seek> FileReader<R> {
};
}
+ let projection = projection.map(|projection| {
+ let fields = projection
+ .iter()
+ .map(|x| schema.fields[*x].clone())
Review comment:
Good point, I think here needs some extra check on the projection values
to avoid panics.
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