XieJiann commented on code in PR #23715:
URL: https://github.com/apache/doris/pull/23715#discussion_r1312632942
##########
fe/fe-core/src/main/java/org/apache/doris/statistics/Statistics.java:
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@@ -131,6 +131,11 @@ public Statistics addColumnStats(Expression expression,
ColumnStatistic columnSt
return this;
}
+ public boolean containUnknownChildStats() {
+ return expressionToColumnStats.values().stream()
+ .allMatch(e -> e.isUnKnown);
Review Comment:
done
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