diff --git a/exchange-common/src/main/scala/com/vesoft/exchange/common/writer/ServerBaseWriter.scala b/exchange-common/src/main/scala/com/vesoft/exchange/common/writer/ServerBaseWriter.scala
index 2981f57a..19fe4b4c 100644
--- a/exchange-common/src/main/scala/com/vesoft/exchange/common/writer/ServerBaseWriter.scala
+++ b/exchange-common/src/main/scala/com/vesoft/exchange/common/writer/ServerBaseWriter.scala
@@ -54,7 +54,6 @@ abstract class ServerBaseWriter extends Writer {
     )
   }
 
-  //todo add ut, modify " to ` for edge id
   def toExecuteSentence(name: String, edges: Edges): String = {
     val values = edges.values
       .map { edge =>
diff --git a/exchange-common/src/test/scala/com/vesoft/exchange/common/writer/ServerBaseWriterSuite.scala b/exchange-common/src/test/scala/com/vesoft/exchange/common/writer/ServerBaseWriterSuite.scala
index de8191da..d187d57a 100644
--- a/exchange-common/src/test/scala/com/vesoft/exchange/common/writer/ServerBaseWriterSuite.scala
+++ b/exchange-common/src/test/scala/com/vesoft/exchange/common/writer/ServerBaseWriterSuite.scala
@@ -1,4 +1,4 @@
-/* Copyright (c) 2021 vesoft inc. All rights reserved.
+/* Copyright (c) 2022 vesoft inc. All rights reserved.
  *
  * This source code is licensed under Apache 2.0 License.
  */