Details

    • Type: Sub-task
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 1.3.0
    • Component/s: Table API & SQL
    • Labels:
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      Description

      We define two structure mode to hold statistics
      1. TableStats: contain stats for table level, now only one element: rowCount
      2. ColumnStats: contain stats of column level.
      for numeric column type: including ndv, nullCount, max, min, histogram
      for string type: including ndv, nullCount, avgLen,maxLen
      for boolean:including ndv, nullCount, trueCount, falseCount
      for date/time/timestamp: including ndv, nullCount, max, min, histogram

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            • Assignee:
              jinyu.zj jingzhang
              Reporter:
              ykt836 Kurt Young
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              • Created:
                Updated:
                Resolved: