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From hbdeshmukh <...@git.apache.org>
Subject [GitHub] incubator-quickstep pull request #76: Visualize execution plan DAGs annotate...
Date Wed, 03 Aug 2016 17:53:14 GMT
Github user hbdeshmukh commented on a diff in the pull request:

    https://github.com/apache/incubator-quickstep/pull/76#discussion_r73384912
  
    --- Diff: query_execution/QueryExecutionTypedefs.hpp ---
    @@ -98,6 +98,12 @@ enum QueryExecutionMessageType : message_type_id {
     #endif
     };
     
    +// WorkOrder profiling data structures.
    +// A tuple of <Worker ID, Operator ID, Start Time, End Time>
    +typedef std::tuple<std::size_t, std::size_t, std::size_t, std::size_t> WorkOrderTimeEntry;
    +
    +typedef std::unordered_map<std::size_t, std::vector<WorkOrderTimeEntry>>
WorkOrderTimeRecorder;
    --- End diff --
    
    Can you briefly describe the key and value in this map, as a comment above this line?



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