ozankabak commented on code in PR #5938:
URL: https://github.com/apache/arrow-datafusion/pull/5938#discussion_r1161899802
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datafusion/core/src/physical_optimizer/pipeline_checker.rs:
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@@ -314,7 +314,7 @@ mod sql_tests {
FROM test
LIMIT 5".to_string(),
cases: vec![Arc::new(test1), Arc::new(test2)],
- error_operator: "Window Error".to_string()
+ error_operator: "Sort Error".to_string()
Review Comment:
I think this happens because when the task of erroring out is left to
`PipelineChecker`, which is the last rule, sorts are already in-place. While
checking, the algorithm first encounters the sort (before the window), which is
is pipeline-breaking. Hence the error messsage.
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