dynamic topic 正则注释

deployer/src/main/resources/example/instance.properties

@@ -45,8 +45,8 @@ canal.instance.filter.black.regex=
 
 # mq config
 canal.mq.topic=example
-# dynamic topic route by table regex
-#canal.mq.dynamicTopic=.*,mytest\\..*,mytest2.user
+# dynamic topic route by schema or table regex
+#canal.mq.dynamicTopic=.*,mytest,mytest\\..*,mytest2.user
 canal.mq.partition=0
 # hash partition config
 #canal.mq.partitionsNum=3