Lordworms commented on code in PR #9330:
URL: https://github.com/apache/arrow-datafusion/pull/9330#discussion_r1501467797
##########
datafusion/core/src/dataframe/mod.rs:
##########
@@ -2974,4 +2977,21 @@ mod tests {
Ok(())
}
+ #[tokio::test]
+ async fn recursion_explain() -> Result<()> {
+ let ctx = SessionContext::new();
+ // must be error
+ let mut result = ctx.sql("explain select 1").await?.explain(false,
false);
+ assert!(
+ result.is_err(),
+ "Expected an error, but operation succeeded."
+ );
+ // must be error
+ result = ctx.sql("explain explain select 1").await;
+ assert!(
+ result.is_err(),
+ "Expected an error, but operation succeeded."
+ );
Review Comment:
Got it!
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