[nereids] fix join fd computing bug

apache · Dec 22, 2023 · ea1955d · ea1955d
1 parent d75300f
commit ea1955d
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/logical/LogicalJoin.java b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/logical/LogicalJoin.java
@@ -423,8 +423,8 @@ public FunctionalDependencies computeFuncDeps(Supplier<List<Slot>> outputSupplie
         // TODO: consider Null-safe hash condition when left and rigth is not nullable
         boolean isLeftUnique = left().getLogicalProperties()
                 .getFunctionalDependencies().isUnique(keys.first);
-        boolean isRightUnique = left().getLogicalProperties()
-                .getFunctionalDependencies().isUnique(keys.first);
+        boolean isRightUnique = right().getLogicalProperties()
+                .getFunctionalDependencies().isUnique(keys.second);
         Builder fdBuilder = new Builder();
         if (joinType.isInnerJoin()) {
             // inner join propagate uniforms slots