From 5a80fb0baf10df2fd7bbbaa9c46de95ed4e55ae3 Mon Sep 17 00:00:00 2001
From: minghong <englefly@gmail.com>
Date: Thu, 29 Aug 2024 19:03:22 +0800
Subject: [PATCH] [opt](nereids)print numNulls of column stats in memo plan
 (#40029)

## Proposed changes

Issue Number: close #xxx

<!--Describe your changes.-->
---
 .../java/org/apache/doris/statistics/ColumnStatistic.java    | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/fe/fe-core/src/main/java/org/apache/doris/statistics/ColumnStatistic.java b/fe/fe-core/src/main/java/org/apache/doris/statistics/ColumnStatistic.java
index 3cb1750af47b6b..72c1e988b978cc 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/statistics/ColumnStatistic.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/statistics/ColumnStatistic.java
@@ -269,8 +269,9 @@ public boolean enclosed(ColumnStatistic other) {
 
     @Override
     public String toString() {
-        return isUnKnown ? "unknown" : String.format("ndv=%.4f, min=%f(%s), max=%f(%s), count=%.4f, avgSizeByte=%f",
-                ndv, minValue, minExpr, maxValue, maxExpr, count, avgSizeByte);
+        return isUnKnown ? "unknown" : String.format(
+                "ndv=%.4f, min=%f(%s), max=%f(%s), count=%.4f, avgSizeByte=%f, numNulls=%f",
+                ndv, minValue, minExpr, maxValue, maxExpr, count, avgSizeByte, numNulls);
     }
 
     public JSONObject toJson() {