[GitHub] [shardingsphere] azexcy commented on issue #20458: NPE: when execute `MIGRATE TABLE source_ds.t_order INTO sharding_db.t_order;` , `select * from table` occur `ERROR 30000 (42000): Unknown exception: null`

Tue, 23 Aug 2022 02:11:17 -0700 


azexcy commented on issue #20458:
URL: 
https://github.com/apache/shardingsphere/issues/20458#issuecomment-1223784798

   Please execute `REFRESH TABLE METADATA;` before execute `select count(*) 
from t_order; `
   In subsequent versions we will find ways to optimize this issue
   
   


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