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kxiao pushed a commit to branch branch-2.0
in repository https://gitbox.apache.org/repos/asf/doris.git

commit 9f14fc435b746e51d21730af23a1935e8769a74a
Author: 谢健 <[email protected]>
AuthorDate: Sat Aug 5 12:19:28 2023 +0800

    fix join count (#22619)
---
 fe/fe-core/src/main/java/org/apache/doris/nereids/memo/Memo.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fe/fe-core/src/main/java/org/apache/doris/nereids/memo/Memo.java 
b/fe/fe-core/src/main/java/org/apache/doris/nereids/memo/Memo.java
index 67534014ce..33242b013a 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/nereids/memo/Memo.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/nereids/memo/Memo.java
@@ -31,6 +31,7 @@ import org.apache.doris.nereids.trees.expressions.Expression;
 import org.apache.doris.nereids.trees.plans.GroupPlan;
 import org.apache.doris.nereids.trees.plans.LeafPlan;
 import org.apache.doris.nereids.trees.plans.Plan;
+import org.apache.doris.nereids.trees.plans.logical.LogicalJoin;
 import org.apache.doris.nereids.trees.plans.logical.LogicalPlan;
 import org.apache.doris.nereids.trees.plans.logical.LogicalProject;
 import org.apache.doris.nereids.trees.plans.physical.PhysicalDistribute;
@@ -48,7 +49,6 @@ import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
-import java.util.Map.Entry;
 import java.util.Optional;
 import java.util.PriorityQueue;
 import java.util.stream.Collectors;
@@ -187,7 +187,7 @@ public class Memo {
         for (Pair<Integer, Integer> child : children) {
             maxJoinCount = Math.max(maxJoinCount, child.second);
         }
-        if (group.isValidJoinGroup()) {
+        if (group.getLogicalExpression().getPlan() instanceof LogicalJoin) {
             for (Pair<Integer, Integer> child : children) {
                 continuousJoinCount += child.first;
             }


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