englefly commented on code in PR #64849:
URL: https://github.com/apache/doris/pull/64849#discussion_r3497131095
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fe/fe-core/src/test/java/org/apache/doris/nereids/rules/rewrite/EliminateGroupByKeyTest.java:
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@@ -181,6 +183,25 @@ void testEliminateByEqual() {
&&
agg.getGroupByExpressions().get(0).toSql().equals("name")));
}
+ @Test
+ void testEliminateByPkWithOutputNeeded() throws Exception {
+ // Regression: when a group-by key (name) is FD-redundant (id -> name)
+ // but still appears in SELECT, it should be removed from group-by
+ // and wrapped with ANY_VALUE in the output.
+ addConstraint("alter table t1 add constraint pk2 primary key (id)");
Review Comment:
没有必要.如果某个 case 抛异常, 这组case 也 没必要继续检查了
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