diff --git a/build.gradle b/build.gradle
index 1f448c3..7a1c170 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,12 +3,12 @@ plugins {
 }
 
 group 'com.cubetiqs'
-version = '1.0.0'
+version = '1.0.1'
 
-// java.sourceCompatibility = JavaVersion.VERSION_1_8
+java.sourceCompatibility = JavaVersion.VERSION_17
 
 dependencies {
-    testRuntimeOnly("mysql:mysql-connector-java:8.0.30")
+    testRuntimeOnly('mysql:mysql-connector-java:8.0.32')
     testImplementation 'org.junit.jupiter:junit-jupiter:5.9.0'
 }
 
diff --git a/src/main/java/com/cubetiqs/sql/JdbcDataFactory.java b/src/main/java/com/cubetiqs/sql/JdbcDataFactory.java
index 42ff356..382073e 100644
--- a/src/main/java/com/cubetiqs/sql/JdbcDataFactory.java
+++ b/src/main/java/com/cubetiqs/sql/JdbcDataFactory.java
@@ -116,9 +116,29 @@ public final class JdbcDataFactory {
 
     public boolean isConnected() {
         try {
-            return !queryManager.getManager().getConnection().isClosed();
+            return !getManager().getConnection().isClosed();
         } catch (SQLException e) {
             return false;
         }
     }
+
+    public JdbcDataQuery getDataQuery() {
+        return queryManager;
+    }
+
+    public IDataManager getManager() {
+        return queryManager.getManager();
+    }
+
+    public void close() throws SQLException {
+        getManager().getConnection().close();
+    }
+
+    public void tryClose() {
+        try {
+            close();
+        } catch (SQLException e) {
+            e.printStackTrace();
+        }
+    }
 }
diff --git a/src/test/java/com/cubetiqs/sql/ConnectionTests.java b/src/test/java/com/cubetiqs/sql/ConnectionTests.java
index c63203a..acc2b4f 100644
--- a/src/test/java/com/cubetiqs/sql/ConnectionTests.java
+++ b/src/test/java/com/cubetiqs/sql/ConnectionTests.java
@@ -21,5 +21,7 @@ public class ConnectionTests {
 
         IExecuteResult<List<Object>> result = factory.queryForList("select * from um");
         System.out.println(result.getData());
+
+        factory.tryClose();
     }
 }