alamb commented on code in PR #15211:
URL: https://github.com/apache/datafusion/pull/15211#discussion_r1999329931
##########
datafusion/substrait/src/logical_plan/consumer.rs:
##########
@@ -1074,6 +1074,9 @@ pub async fn from_project_rel(
// leaving only explicit expressions.
let mut explicit_exprs: Vec<Expr> = vec![];
+ // For WindowFunctions, we need to wrap them in a Window relation. If
there are duplicates,
+ // we can do the window'ing only once, then the project will duplicate
the result.
+ let mut window_exprs: HashSet<Expr> = HashSet::new();
Review Comment:
Doesn't order of the expressions matter? If so, I think you could use an
`IndexSet` rather than an `HashSet` to preserve the input order too
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org
For queries about this service, please contact Infrastructure at:
us...@infra.apache.org
---------------------------------------------------------------------
To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org
For additional commands, e-mail: github-h...@datafusion.apache.org
