[GitHub] [carbondata] QiangCai opened a new pull request #3899: [HOTFIX] avoid to delete all segments when reading tablestatus failed

Tue, 25 Aug 2020 06:16:59 -0700 


QiangCai opened a new pull request #3899:
URL: https://github.com/apache/carbondata/pull/3899


    ### Why is this PR needed?
    when reading tablestatus file failed,  method TableProcessingOperations. 
deletePartialLoadDataIfExist will delete all related segments.
    
    ### What changes were proposed in this PR?
   1. check the result of reading tablestatus file, if it is empty, no need to 
process.
   2. re-factory code to avoid invoking getAbsolutePath method too many times.
       
    ### Does this PR introduce any user interface change?
    - No
   
    ### Is any new testcase added?
    - No
   
       
   


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