XiangpengHao commented on code in PR #11514:
URL: https://github.com/apache/datafusion/pull/11514#discussion_r1683471314
##########
datafusion/common/src/config.rs:
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@@ -311,6 +311,10 @@ config_namespace! {
/// Should DataFusion keep the columns used for partition_by in the
output RecordBatches
pub keep_partition_by_columns: bool, default = false
+
+ /// If true, the parquet reader will replace `Utf8/Utf8Large` with
`Utf8View`,
Review Comment:
It applies to other formats as well, as the transformation is done after we
call:
```rust
let mut schema = self.format.infer_schema(state, &store, &files).await?;
... // transformation
```
It should work for any format.
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