diff --git a/fe/fe-core/src/main/java/org/apache/doris/analysis/LiteralExpr.java b/fe/fe-core/src/main/java/org/apache/doris/analysis/LiteralExpr.java
index 375fe8d27c..6d40c80acb 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/analysis/LiteralExpr.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/analysis/LiteralExpr.java
@@ -76,6 +76,7 @@ public abstract class LiteralExpr extends Expr implements Comparable<LiteralExpr
             case HLL:
             case STRING:
                 literalExpr = new StringLiteral(value);
+                literalExpr.setType(type);
                 break;
             case DATE:
             case DATETIME:
diff --git a/fe/fe-core/src/main/java/org/apache/doris/planner/ListPartitionPrunerV2.java b/fe/fe-core/src/main/java/org/apache/doris/planner/ListPartitionPrunerV2.java
index eefe8ba114..6d45efc8dd 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/planner/ListPartitionPrunerV2.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/planner/ListPartitionPrunerV2.java
@@ -38,6 +38,11 @@ import java.util.Optional;
 import java.util.function.Function;
 import java.util.stream.Collectors;
 
+/**
+ * ListPartitionPrunerV2
+ * @since 1.0
+ */
+@SuppressWarnings("UnstableApiUsage")
 public class ListPartitionPrunerV2 extends PartitionPrunerV2Base {
     private final Map<UniqueId, Range<PartitionKey>> uidToPartitionRange;
 
@@ -131,7 +136,7 @@ public class ListPartitionPrunerV2 extends PartitionPrunerV2Base {
 
                 // Convert the grouped map to a RangeMap.
                 TreeRangeMap<ColumnBound, List<UniqueId>> candidateRangeMap = TreeRangeMap.create();
-                grouped.forEach((k, v) -> candidateRangeMap.put(k, v));
+                grouped.forEach(candidateRangeMap::put);
 
                 return finalFilters.filters.stream()
                     .map(filter -> {