StringColumnStatistics (ORC Core 1.6.6 API)
Date: 2021-01-13

org.apache.orc

## Interface StringColumnStatistics

- All Superinterfaces:
    ColumnStatistics
  All Known Implementing Classes:
    ColumnStatisticsImpl.StringStatisticsImpl

      public interface StringColumnStatistics
      extends ColumnStatistics

  Statistics for string columns.

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `String` | `getLowerBound()` Get the lower bound of the values in this column.
    `String` | `getMaximum()` Get the maximum string.
    `String` | `getMinimum()` Get the minimum string.
    `long` | `getSum()` Get the total length of all strings
    `String` | `getUpperBound()` Get the upper bound of the values in this column.

    - ### Methods inherited from interface org.apache.orc.ColumnStatistics

      `getBytesOnDisk, getNumberOfValues, hasNull`

- - ### Method Detail

    - #### getMinimum

          String getMinimum()

      Get the minimum string.
      Returns:
        the minimum

    - #### getMaximum

          String getMaximum()

      Get the maximum string.
      Returns:
        the maximum

    - #### getLowerBound

          String getLowerBound()

      Get the lower bound of the values in this column. The value may be truncated to at most MAX_BYTES_RECORDED.
      Returns:
        lower bound

    - #### getUpperBound

          String getUpperBound()

      Get the upper bound of the values in this column. The value may be truncated to at most MAX_BYTES_RECORDED.
      Returns:
        upper bound

    - #### getSum

          long getSum()

      Get the total length of all strings
      Returns:
        the sum (total length)

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