[GitHub] [shardingsphere] zt9788 opened a new issue, #19144: mysql max min function with select table.* use the subquery will lost some column

[GitBox]

zt9788 opened a new issue, #19144:
URL: https://github.com/apache/shardingsphere/issues/19144

   ## Bug Report
   
   ### Which version of ShardingSphere did you use?
   version=5.1.2
   ### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy?
   ShardingSphere-JDBC 
   ### Expected behavior
   ```
   #this sql will error
   select k.* from (
   select a,b,min(a_b) as startTime max(a_c) as endTime ,d,e,f,g (8 column)
    from table_number where ...... group by ...) k where ... 
   ```
   **## Edit begin**
   mybatis read just have a,b,d... ,but startTime,endTime will lost when 
**select k.*** 
   I try to use 
   ```
   select k.a,k.startTime....... from (...) k .... //it is right
   ```
   <img width="522" alt="image" 
src="https://user-images.githubusercontent.com/15647179/178942035-41db6574-7965-47a1-9568-43711b2246ea.png";>
   The sharding use hasSelectExpandProjections will return 5 columns
   when the else was 8 columns
   <img width="845" alt="image" 
src="https://user-images.githubusercontent.com/15647179/178942697-c46007c8-0e8a-4fd5-be77-939221058756.png";>
   
   **Original question**
   > How can i set `ShardingSphereResultSet`.`hasSelectExpandProjections` false 
or make it right?
   
   **New**
   It is a bug  or i have to chang all the * to cloumn name?
   
   
   


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