comphead commented on code in PR #12564:
URL: https://github.com/apache/datafusion/pull/12564#discussion_r1769622225
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datafusion/core/src/dataframe/mod.rs:
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@@ -344,11 +376,26 @@ impl DataFrame {
/// ```
/// # use datafusion::prelude::*;
/// # use datafusion::error::Result;
+ /// # use datafusion_common::assert_batches_sorted_eq;
/// # #[tokio::main]
/// # async fn main() -> Result<()> {
/// let ctx = SessionContext::new();
/// let df = ctx.read_json("tests/data/unnest.json",
NdJsonReadOptions::default()).await?;
+ /// // expend into multiple columns if it's json array, flatten field name
if it's nested structure
Review Comment:
```suggestion
/// // expand into multiple columns if it's json array, flatten field
name if it's nested structure
```
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