diff --git a/FetchDynamicDbConnect.java b/FetchDynamicDbConnect.java
new file mode 100644
index 0000000..46ab721
--- /dev/null
+++ b/FetchDynamicDbConnect.java
@@ -0,0 +1,12 @@
+package com.fr.plugin.dynamic.dbconnect.extension;
+
+import com.fr.stable.fun.mark.Mutable;
+
+import java.util.HashMap;
+
+public interface FetchDynamicDbConnect  extends Mutable {
+
+    String XML_TAG = "FetchDynamicDbConnect";
+
+    String getConnectName(HashMap<String,String> params);
+}