[iotdb] branch IOTDB-3340 updated: replace with LinkedHashMap

[hui]

This is an automated email from the ASF dual-hosted git repository.

hui pushed a commit to branch IOTDB-3340
in repository https://gitbox.apache.org/repos/asf/iotdb.git


The following commit(s) were added to refs/heads/IOTDB-3340 by this push:
     new 052d0daf2b replace with LinkedHashMap
052d0daf2b is described below

commit 052d0daf2b7da9dcc9c6ce7b2b735f065a33ad0d
Author: Minghui Liu <liuminghui...@foxmail.com>
AuthorDate: Wed Jun 1 16:27:35 2022 +0800

    replace with LinkedHashMap
---
 .../iotdb/db/mpp/plan/expression/multi/FunctionExpression.java       | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git 
a/server/src/main/java/org/apache/iotdb/db/mpp/plan/expression/multi/FunctionExpression.java
 
b/server/src/main/java/org/apache/iotdb/db/mpp/plan/expression/multi/FunctionExpression.java
index a004ecaeaf..1befeda0b9 100644
--- 
a/server/src/main/java/org/apache/iotdb/db/mpp/plan/expression/multi/FunctionExpression.java
+++ 
b/server/src/main/java/org/apache/iotdb/db/mpp/plan/expression/multi/FunctionExpression.java
@@ -55,7 +55,6 @@ import java.io.IOException;
 import java.nio.ByteBuffer;
 import java.time.ZoneId;
 import java.util.ArrayList;
-import java.util.HashMap;
 import java.util.Iterator;
 import java.util.LinkedHashMap;
 import java.util.List;
@@ -120,7 +119,9 @@ public class FunctionExpression extends Expression {
 
     Map<String, String> deserializedFunctionAttributes = 
ReadWriteIOUtils.readMap(byteBuffer);
     functionAttributes =
-        deserializedFunctionAttributes != null ? 
deserializedFunctionAttributes : new HashMap<>();
+        deserializedFunctionAttributes != null
+            ? deserializedFunctionAttributes
+            : new LinkedHashMap<>();
 
     int expressionSize = ReadWriteIOUtils.readInt(byteBuffer);
     List<Expression> expressions = new ArrayList<>();