Omega359 commented on code in PR #15341:
URL: https://github.com/apache/datafusion/pull/15341#discussion_r2008808511


##########
datafusion/optimizer/tests/optimizer_integration.rs:
##########
@@ -267,8 +267,8 @@ fn push_down_filter_groupby_expr_contains_alias() {
     let sql = "SELECT * FROM (SELECT (col_int32 + col_uint32) AS c, count(*) 
FROM test GROUP BY 1) where c > 3";
     let plan = test_sql(sql).unwrap();
     let expected = "Projection: test.col_int32 + test.col_uint32 AS c, 
count(Int64(1)) AS count(*)\
-    \n  Aggregate: groupBy=[[test.col_int32 + CAST(test.col_uint32 AS 
Int32)]], aggr=[[count(Int64(1))]]\
-    \n    Filter: test.col_int32 + CAST(test.col_uint32 AS Int32) > Int32(3)\
+    \n  Aggregate: groupBy=[[CAST(test.col_int32 AS Int64) + 
CAST(test.col_uint32 AS Int64)]], aggr=[[count(Int64(1))]]\

Review Comment:
   Correctness > performance.



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