change

src/connector/jdbc/src/test/java/com/taosdata/jdbc/TSDBDatabaseMetaDataTest.java

@@ -11,7 +11,8 @@ public class TSDBDatabaseMetaDataTest {
     private Connection connection;
 
     @Before
-    public void before() throws ClassNotFoundException, SQLException {
+    public void before() {
+        try {
             Class.forName("com.taosdata.jdbc.TSDBDriver");
             Properties properties = new Properties();
             properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host);
@@ -20,6 +21,11 @@ public class TSDBDatabaseMetaDataTest {
             properties.setProperty(TSDBDriver.PROPERTY_KEY_TIME_ZONE, "UTC-8");
             connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":6030/?user=root&password=taosdata", properties);
             metaData = connection.getMetaData().unwrap(TSDBDatabaseMetaData.class);
+        } catch (ClassNotFoundException e) {
+            e.printStackTrace();
+        } catch (SQLException e) {
+            e.printStackTrace();
+        }
     }
 
     @After