tustvold commented on code in PR #2774:
URL: https://github.com/apache/arrow-rs/pull/2774#discussion_r978712013
##########
parquet/src/arrow/arrow_reader/mod.rs:
##########
@@ -420,9 +432,11 @@ impl<T: ChunkReader + 'static>
ArrowReaderBuilder<SyncReader<T>> {
break;
}
- let projection = predicate.projection().clone();
- let array_reader =
- build_array_reader(Arc::clone(&self.schema), projection,
&reader)?;
+ let array_reader = build_array_reader(
Review Comment:
We no longer do potentially expensive schema inference for every filter
:tada:
FYI @thinkharderdev
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