tristaZero opened a new issue #9046:
URL: https://github.com/apache/shardingsphere/issues/9046


   ### Introduction
   
   Sharding Proxy will support altering sharding rule online, which means Proxy 
will move the actual tables to the new location.
   This issue is a RDL `Alter ShardingRule`, a trigger for `sharding scaling`.
   
   ```SQL
   ALTER SHARDING RULE(
   add t_order_new t_order_new HASH_MOD(sharding_count=4), 
   modify t_item item_id mod(sharding_count=2)
   ) 
   ```
   
   ### Tasks
   - Support RDL g4 definition
   - Create Statement
   - Post a `RuleConfigurationsPersistEvent` in handler


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