[GitHub] [shardingsphere] azexcy opened a new issue, #18064: Scaling IncrementTask not handle BigDecimal correct

[GitBox]

azexcy opened a new issue, #18064:
URL: https://github.com/apache/shardingsphere/issues/18064

   ## Bug Report
   
   When insert table data that not set the value of numeric column.
   Scaling IncrementTask `PostgreSQLWalDumper` handle numeric to `BigDecimal` 
not corrently.
   
   ### Which version of ShardingSphere did you use?
   
   master a159040ed39eb26838fc236f1e99c8ff22c4f336
   
   ### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy?
   
   Proxy
   
   ### Expected behavior
   
   <img width="1039" alt="image" 
src="https://user-images.githubusercontent.com/101622833/170946353-fa5841ef-6e5a-41a1-a0e7-389c1718b2c3.png";>
   
   
   ### Actual behavior
   
   `new BigDecimal("")` or `new BigDecimal("null")` will cause exception.
   
   ### Reason analyze (If you can)
   
   <img width="1160" alt="image" 
src="https://user-images.githubusercontent.com/101622833/170944965-f4e82738-c05d-40ba-82f9-b453b2edf36a.png";>


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