Advanced part of Nacos

nacos Three deployment modes are supported ：（1） standalone mode ： For testing and stand-alone trials （2） Cluster pattern ： For the production environment , Ensure high availability （3） Multi cluster mode ： For multi data center scenarios

Default nacos Using an embedded database （derby） Realize data storage . If you start multiple default configurations Nacos node , There is a problem of consistency in data storage . To solve this problem ,Nacos Centralized storage mode is adopted to support clustered deployment , Currently only supported MYSQL The storage .（ Need to put nacos/conf In the directory nacos-mysql.sql Script for , stay mysql Execute next , At the same time, modify the configuration file connecting to the database ）