diff --git a/java-extensions/jdbc-bridge/src/main/java/com/starrocks/jdbcbridge/JDBCScanner.java b/java-extensions/jdbc-bridge/src/main/java/com/starrocks/jdbcbridge/JDBCScanner.java
index 6419c1a6fbc02..c3b3daf80a3c2 100644
--- a/java-extensions/jdbc-bridge/src/main/java/com/starrocks/jdbcbridge/JDBCScanner.java
+++ b/java-extensions/jdbc-bridge/src/main/java/com/starrocks/jdbcbridge/JDBCScanner.java
@@ -58,9 +58,9 @@ public JDBCScanner(String driverLocation, JDBCScanContext scanContext) {
     }
 
     public void open() throws Exception {
-        String key = scanContext.getUser() + "/" + scanContext.getJdbcURL();
+        String cacheKey = computeCacheKey(scanContext.getUser(), scanContext.getPassword(), scanContext.getJdbcURL());
         URL driverURL = new File(driverLocation).toURI().toURL();
-        DataSourceCache.DataSourceCacheItem cacheItem = DataSourceCache.getInstance().getSource(key, () -> {
+        DataSourceCache.DataSourceCacheItem cacheItem = DataSourceCache.getInstance().getSource(cacheKey, () -> {
             ClassLoader classLoader = URLClassLoader.newInstance(new URL[] {
                     driverURL,
             });
@@ -107,6 +107,10 @@ public void open() throws Exception {
         }
     }
 
+    private static String computeCacheKey(String username, String password, String jdbcUrl) {
+        return username + "/" + password + "/" + jdbcUrl;
+    }
+
     private static final Set<Class<?>> GENERAL_JDBC_CLASS_SET =  new HashSet<>(Arrays.asList(
             Boolean.class,
             Short.class,