diff --git a/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/ruleEngine/DataSourceService.java b/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/ruleEngine/DataSourceService.java
index 6df28cda..50c7d97c 100644
--- a/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/ruleEngine/DataSourceService.java
+++ b/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/ruleEngine/DataSourceService.java
@@ -92,6 +92,7 @@ public class DataSourceService {
         Bridge bridge = bridgeService.queryByIdWithCache(id);
         if (bridge == null || bridge.getType() != 5) {
             log.error("数据源不存在或者当前配置类型不是数据库存储，id={}", id);
+            return null;
         }
         return JSON.parseObject(bridge.getConfigJson(), MultipleDataSource.class);
     }
diff --git a/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/ruleEngine/DatabaseBridge.java b/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/ruleEngine/DatabaseBridge.java
index 97f76d17..30aa4e8b 100644
--- a/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/ruleEngine/DatabaseBridge.java
+++ b/fastbee-service/fastbee-iot-service/src/main/java/com/fastbee/iot/ruleEngine/DatabaseBridge.java
@@ -21,27 +21,33 @@ public class DatabaseBridge extends NodeComponent {
     @Override
     public void process() throws Exception {
         MsgContext cxt = this.getContextBean(MsgContext.class);
-        Long id = cxt.getData("databaseBridgeID");
-        MultipleDataSource multipleDataSource = dataSourceService.getDataSource(id);
+        Integer id = cxt.getData("databaseBridgeID");
+        if (id == null) {
+            log.error("databaseBridgeID未设置，跳过数据库桥接");
+            return;
+        }
+        MultipleDataSource multipleDataSource = dataSourceService.getDataSource(Long.valueOf(id));
+        if (multipleDataSource == null) {
+            log.error("multipleDataSource为空，请检查桥接配置");
+            return;
+        }
         DruidDataSource dataSource = dataSourceService.createDataSource(multipleDataSource);
-        DruidPooledConnection connection = null;
-        Statement statement = null;
         String sql = cxt.placeholders(multipleDataSource.getSql());
         log.info("执行sql：{}", sql);
-        try {
-            connection = dataSource.getConnection();
-            statement = connection.createStatement();
-            statement.execute(sql);
-        } catch (SQLException e) {
-            log.error("sql执行失败---------，原因：{ }", e);
+        if ("SELECT 1;".equalsIgnoreCase(sql)) {
+            // 不要浪费资源直接返回
+            return;
         }
+
         try {
-            connection.close();
-            if (statement != null) {
-                statement.close();
+            try (DruidPooledConnection connection = dataSource.getConnection();
+                 Statement statement = connection.createStatement()) {
+                 statement.execute(sql);
             }
         } catch (SQLException e) {
-            log.error("关闭数据库连接失败，原因：{ }", e);
+            log.error("sql执行失败---------，原因：", e);
+        } finally {
+            dataSource.close();
         }
     }