diff --git a/src/main/scala/plugin/package.scala b/src/main/scala/plugin/package.scala
index f90c1a9..ac4dcc0 100644
--- a/src/main/scala/plugin/package.scala
+++ b/src/main/scala/plugin/package.scala
@@ -24,6 +24,14 @@
         }
       }
     }
+
+    def update(sql: String): Int = {
+      defining(PluginConnectionHolder.threadLocal.get){ conn =>
+        using(conn.prepareStatement(sql)){ stmt =>
+          stmt.executeUpdate()
+        }
+      }
+    }
   }
 
 }