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From liming01 <...@git.apache.org>
Subject [GitHub] incubator-hawq pull request: HAWQ-273. Need re-fetch snapshot at p...
Date Fri, 25 Dec 2015 02:29:41 GMT
Github user liming01 commented on the pull request:

    https://github.com/apache/incubator-hawq/pull/211#issuecomment-167180204
  
    In fact when executing one normal statement(SELECT/INSERT/UPDATE/DELETE), the snapshot
will be fetched several times, at previous version, we fetched one snapshot before transform
query, and re-fetched one at the beginning of query execution. 
    
    Your last comments above is exactly the root cause of this defect. ~_~


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