diff --git a/cmake/install.inc b/cmake/install.inc
index a5b01f43cb7e8a302a9cf2d6d7ef48ddb8ed944e..2f0404334c06125e6ee8241ab91b22064ab20b89 100755
--- a/cmake/install.inc
+++ b/cmake/install.inc
@@ -32,7 +32,7 @@ ELSEIF (TD_WINDOWS)
   #INSTALL(TARGETS taos RUNTIME DESTINATION driver)
   #INSTALL(TARGETS shell RUNTIME DESTINATION .)
   IF (TD_MVN_INSTALLED)
-    INSTALL(FILES ${LIBRARY_OUTPUT_PATH}/taos-jdbcdriver-2.0.17-dist.jar DESTINATION connector/jdbc)
+    INSTALL(FILES ${LIBRARY_OUTPUT_PATH}/taos-jdbcdriver-2.0.18-dist.jar DESTINATION connector/jdbc)
   ENDIF ()
 ELSEIF (TD_DARWIN)
   SET(TD_MAKE_INSTALL_SH "${TD_COMMUNITY_DIR}/packaging/tools/make_install.sh")
diff --git a/src/connector/jdbc/CMakeLists.txt b/src/connector/jdbc/CMakeLists.txt
index b64161e2e4fd6fc00abb659118cfdcd50dfcf0a8..59b09c8695d59c1fd0584f73a7e4be1eb1ab1c0b 100644
--- a/src/connector/jdbc/CMakeLists.txt
+++ b/src/connector/jdbc/CMakeLists.txt
@@ -8,7 +8,7 @@ IF (TD_MVN_INSTALLED)
   ADD_CUSTOM_COMMAND(OUTPUT ${JDBC_CMD_NAME}
     POST_BUILD
     COMMAND mvn -Dmaven.test.skip=true install -f ${CMAKE_CURRENT_SOURCE_DIR}/pom.xml
-    COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/target/taos-jdbcdriver-2.0.17-dist.jar ${LIBRARY_OUTPUT_PATH}
+    COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/target/taos-jdbcdriver-2.0.18-dist.jar ${LIBRARY_OUTPUT_PATH}
     COMMAND mvn -Dmaven.test.skip=true clean -f ${CMAKE_CURRENT_SOURCE_DIR}/pom.xml
     COMMENT "build jdbc driver")
   ADD_CUSTOM_TARGET(${JDBC_TARGET_NAME} ALL WORKING_DIRECTORY ${EXECUTABLE_OUTPUT_PATH} DEPENDS ${JDBC_CMD_NAME})
diff --git a/src/connector/jdbc/deploy-pom.xml b/src/connector/jdbc/deploy-pom.xml
index 1f03c3c6fe5e1d5f1d7d12a0df7babb6edb789f1..34b0a3c6d37530ad01600a455d426c1606613c23 100755
--- a/src/connector/jdbc/deploy-pom.xml
+++ b/src/connector/jdbc/deploy-pom.xml
@@ -5,7 +5,7 @@
 
   <groupId>com.taosdata.jdbc</groupId>
   <artifactId>taos-jdbcdriver</artifactId>
-  <version>2.0.17</version>
+  <version>2.0.18</version>
   <packaging>jar</packaging>
 
   <name>JDBCDriver</name>
diff --git a/src/connector/jdbc/pom.xml b/src/connector/jdbc/pom.xml
index 6be0ca036e797decb668c42a81eeaafb91d52787..bc90cae0dbe88e4f573991fe6f6635613d981053 100755
--- a/src/connector/jdbc/pom.xml
+++ b/src/connector/jdbc/pom.xml
@@ -3,7 +3,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.taosdata.jdbc</groupId>
     <artifactId>taos-jdbcdriver</artifactId>
-    <version>2.0.17</version>
+    <version>2.0.18</version>
     <packaging>jar</packaging>
     <name>JDBCDriver</name>
     <url>https://github.com/taosdata/TDengine/tree/master/src/connector/jdbc</url>
diff --git a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/AuthenticationTest.java b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/AuthenticationTest.java
index 60ed747670c0665286db295d8c647863cc68887b..11d4a143535d7e116d92875a6eb52b5bf7a5b6e0 100644
--- a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/AuthenticationTest.java
+++ b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/AuthenticationTest.java
@@ -7,8 +7,8 @@ import java.sql.*;
 
 public class AuthenticationTest {
 
-//    private static final String host = "127.0.0.1";
-    private static final String host = "master";
+    private static final String host = "127.0.0.1";
+    //    private static final String host = "master";
     private static final String user = "root";
     private static final String password = "123456";
     private Connection conn;
diff --git a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulJDBCTest.java b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulJDBCTest.java
index c8da3661588d4afe7077e64f79374cbf77b77699..185c0306f5259206c96072b7f306f18a7a8a8f7e 100644
--- a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulJDBCTest.java
+++ b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulJDBCTest.java
@@ -9,33 +9,33 @@ import java.util.Random;
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
 public class RestfulJDBCTest {
 
-    //    private static final String host = "127.0.0.1";
-    private static final String host = "master";
+    private static final String host = "127.0.0.1";
+    //    private static final String host = "master";
     private static Connection connection;
     private Random random = new Random(System.currentTimeMillis());
 
     /**
      * select * from log.log
      **/
-//    @Test
-//    public void testCase001() {
-//        try {
-//            Statement statement = connection.createStatement();
-//            ResultSet resultSet = statement.executeQuery("select * from log.log");
-//            ResultSetMetaData metaData = resultSet.getMetaData();
-//            while (resultSet.next()) {
-//                for (int i = 1; i <= metaData.getColumnCount(); i++) {
-//                    String column = metaData.getColumnLabel(i);
-//                    String value = resultSet.getString(i);
-//                    System.out.print(column + ":" + value + "\t");
-//                }
-//                System.out.println();
-//            }
-//            statement.close();
-//        } catch (SQLException e) {
-//            e.printStackTrace();
-//        }
-//    }
+    @Test
+    public void testCase001() {
+        try {
+            Statement statement = connection.createStatement();
+            ResultSet resultSet = statement.executeQuery("select * from log.log");
+            ResultSetMetaData metaData = resultSet.getMetaData();
+            while (resultSet.next()) {
+                for (int i = 1; i <= metaData.getColumnCount(); i++) {
+                    String column = metaData.getColumnLabel(i);
+                    String value = resultSet.getString(i);
+                    System.out.print(column + ":" + value + "\t");
+                }
+                System.out.println();
+            }
+            statement.close();
+        } catch (SQLException e) {
+            e.printStackTrace();
+        }
+    }
 
     /**
      * create database
@@ -118,7 +118,7 @@ public class RestfulJDBCTest {
                 for (int i = 1; i <= columnCount; i++) {
                     String columnLabel = meta.getColumnLabel(i);
                     String value = rs.getString(i);
-                    System.out.print(columnLabel + ": " + value+"\t");
+                    System.out.print(columnLabel + ": " + value + "\t");
                 }
                 System.out.println();
             }
diff --git a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulResultSetMetaDataTest.java b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulResultSetMetaDataTest.java
index 0af6aa431ca71a588efb820e924dcbfa80068821..13973d8b6bf6c11ced27866724b91c0746a024d0 100644
--- a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulResultSetMetaDataTest.java
+++ b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulResultSetMetaDataTest.java
@@ -9,8 +9,8 @@ import java.sql.*;
 
 public class RestfulResultSetMetaDataTest {
 
-    //    private static final String host = "127.0.0.1";
-    private static final String host = "master";
+    private static final String host = "127.0.0.1";
+//    private static final String host = "master";
 
     private static Connection conn;
     private static Statement stmt;
diff --git a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulResultSetTest.java b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulResultSetTest.java
index 70fdd35d6ae78ac7d94e45cf1c570c6fe2e41f61..a14d09588d21f5d405cbb2456c9833d2a411ea96 100644
--- a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulResultSetTest.java
+++ b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/RestfulResultSetTest.java
@@ -12,8 +12,8 @@ import java.sql.*;
 
 public class RestfulResultSetTest {
 
-    //    private static final String host = "127.0.0.1";
-    private static final String host = "master";
+    private static final String host = "127.0.0.1";
+//    private static final String host = "master";
 
     private static Connection conn;
     private static Statement stmt;
diff --git a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/SQLTest.java b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/SQLTest.java
index 090c8f146bc925d0cbdf6068da569955fcae42b2..313abfd27865ef37d8b522b38951b17902f5a486 100644
--- a/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/SQLTest.java
+++ b/src/connector/jdbc/src/test/java/com/taosdata/jdbc/rs/SQLTest.java
@@ -11,8 +11,8 @@ import java.sql.*;
 
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
 public class SQLTest {
-//    private static final String host = "127.0.0.1";
-    private static final String host = "master";
+    private static final String host = "127.0.0.1";
+    //    private static final String host = "master";
     private static Connection connection;
 
     @Test