[GitHub] [shardingsphere] strongduanmu opened a new issue #10607: DistSQL create readwrite splitting rule error after execute drop readwrite splitting rule

[GitBox <gi...@apache.org>]

strongduanmu opened a new issue #10607:
URL: https://github.com/apache/shardingsphere/issues/10607


   ## Bug Report
   
   ### Which version of ShardingSphere did you use?
   
   master branch
   
   ### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy?
   
   ShardingSphere-Proxy & governance
   
   ### Expected behavior
   
   create readwrite splitting rule success after execute drop readwrite splitting rule
   
   ### Actual behavior
   
   ```sql
   mysql> DROP READWRITE_SPLITTING RULE ms_group_0, ms_group_1;
   
   mysql> CREATE READWRITE_SPLITTING RULE ms_group_0 (
       ->     WRITE_RESOURCE=primary_ds,
       ->     READ_RESOURCES(replica_ds_0,replica_ds_1),
       ->     TYPE(NAME=random)
       -> ), ms_group_1 (
       ->     WRITE_RESOURCE=primary_ds,
       ->     READ_RESOURCES(replica_ds_0,replica_ds_1),
       ->     TYPE(NAME=random)
       -> );
   ERROR 1105 (C1105): Duplicate rule names [ms_group_0, ms_group_1] in schema sharding_db
   ```
   
   ### Reason analyze (If you can)
   
   Not refresh metadata in memory.


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[GitHub] [shardingsphere] strongduanmu closed issue #10607: DistSQL create readwrite splitting rule error after execute drop readwrite splitting rule

[GitBox <gi...@apache.org>]

strongduanmu closed issue #10607:
URL: https://github.com/apache/shardingsphere/issues/10607


   


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[GitHub] [shardingsphere] strongduanmu commented on issue #10607: DistSQL create readwrite splitting rule error after execute drop readwrite splitting rule

[GitBox <gi...@apache.org>]

strongduanmu commented on issue #10607:
URL: https://github.com/apache/shardingsphere/issues/10607#issuecomment-852048262


   DB_DISCOVERY has the same problem.
   
   ```sql
   mysql> DROP DB_DISCOVERY RULE ha_group_0;
   Query OK, 0 rows affected (0.01 sec)
   
   mysql> CREATE DB_DISCOVERY RULE ha_group_0 (
       ->     RESOURCES(resource0,resource1),
       ->     TYPE(NAME=mgr,PROPERTIES(groupName='92504d5b-6dec',keepAliveCron=''))
       -> ),ha_group_1 (
       ->     RESOURCES(resource0,resource1),
       ->     TYPE(NAME=mgr,PROPERTIES(groupName='92504d5b-6dec',keepAliveCron=''))
       -> );
   ERROR 1105 (C1105): Duplicate rule names [ha_group_0] in schema sharding_db
   ```


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