diff --git a/docs/Documentation-CHN/UserGuide/7-Session API/1-Session API.md b/docs/Documentation-CHN/UserGuide/7-Session API/1-Session API.md
index b770c320c1834ead881f34a66330fa7d030e8920..b72d4364b9744c5971aa34e98e0d494138544a00 100644
--- a/docs/Documentation-CHN/UserGuide/7-Session API/1-Session API.md	
+++ b/docs/Documentation-CHN/UserGuide/7-Session API/1-Session API.md	
@@ -59,7 +59,9 @@ import org.apache.iotdb.tsfile.write.record.RowBatch;
 import org.apache.iotdb.tsfile.write.schema.MeasurementSchema;
 import org.apache.iotdb.tsfile.write.schema.Schema;
 
-  public static void main(String[] args) throws ClassNotFoundException {
+public class SessionExample {
+
+  public static void main(String[] args) throws ClassNotFoundException, IoTDBSessionException {
     Class.forName("org.apache.iotdb.jdbc.IoTDBDriver");
     try (Connection connection = DriverManager.getConnection("jdbc:iotdb://127.0.0.1:6667/", "root", "root");
         Statement statement = connection.createStatement()) {
@@ -101,9 +103,9 @@ import org.apache.iotdb.tsfile.write.schema.Schema;
       session.insertBatch(rowBatch);
       rowBatch.reset();
     }
-
     session.close();
   }
+}
 ```
 
 > The code is in example/session/src/main/java/org/apache/iotdb/session/SessionExample.java
\ No newline at end of file
diff --git a/docs/Documentation/UserGuide/7-Session API/1-Session API.md b/docs/Documentation/UserGuide/7-Session API/1-Session API.md
index 2bfbe28bcfd50c03871749e3a5ddca79825c0dc1..fa0ae6c3a20b93784b89c8c92ee4c7d11567627c 100644
--- a/docs/Documentation/UserGuide/7-Session API/1-Session API.md	
+++ b/docs/Documentation/UserGuide/7-Session API/1-Session API.md	
@@ -68,7 +68,9 @@ import org.apache.iotdb.tsfile.write.record.RowBatch;
 import org.apache.iotdb.tsfile.write.schema.MeasurementSchema;
 import org.apache.iotdb.tsfile.write.schema.Schema;
 
-  public static void main(String[] args) throws ClassNotFoundException {
+public class SessionExample {
+
+  public static void main(String[] args) throws ClassNotFoundException, IoTDBSessionException {
     Class.forName("org.apache.iotdb.jdbc.IoTDBDriver");
     try (Connection connection = DriverManager.getConnection("jdbc:iotdb://127.0.0.1:6667/", "root", "root");
         Statement statement = connection.createStatement()) {
@@ -113,6 +115,7 @@ import org.apache.iotdb.tsfile.write.schema.Schema;
 
     session.close();
   }
+}
 ```
 
 > The code is in example/session/src/main/java/org/apache/iotdb/session/SessionExample.java
\ No newline at end of file
diff --git a/example/session/src/main/java/org/apache/iotdb/SessionExample.java b/example/session/src/main/java/org/apache/iotdb/SessionExample.java
index 07ef3487dae27f222af1470392d9016feb8e5887..930d6123da0e7045ed1b15ee84522e87cab3f875 100644
--- a/example/session/src/main/java/org/apache/iotdb/SessionExample.java
+++ b/example/session/src/main/java/org/apache/iotdb/SessionExample.java
@@ -21,6 +21,7 @@ package org.apache.iotdb;
 import java.sql.Connection;
 import java.sql.DriverManager;
 import java.sql.Statement;
+import org.apache.iotdb.session.IoTDBSessionException;
 import org.apache.iotdb.session.Session;
 import org.apache.iotdb.tsfile.file.metadata.enums.TSDataType;
 import org.apache.iotdb.tsfile.file.metadata.enums.TSEncoding;
@@ -40,7 +41,7 @@ import org.apache.iotdb.tsfile.write.schema.Schema;
  */
 public class SessionExample {
 
-  public static void main(String[] args) throws ClassNotFoundException {
+  public static void main(String[] args) throws ClassNotFoundException, IoTDBSessionException {
     Class.forName("org.apache.iotdb.jdbc.IoTDBDriver");
     try (Connection connection = DriverManager.getConnection("jdbc:iotdb://127.0.0.1:6667/", "root", "root");
         Statement statement = connection.createStatement()) {
@@ -82,8 +83,6 @@ public class SessionExample {
       session.insertBatch(rowBatch);
       rowBatch.reset();
     }
-
     session.close();
   }
-
-}
+}
\ No newline at end of file