ColumnStats (apache-cassandra API)
Date: 2014-10-21

org.apache.cassandra.io.sstable

## Class ColumnStats

- java.lang.Object
- - org.apache.cassandra.io.sstable.ColumnStats

-     public class ColumnStats
      extends java.lang.Object

  ColumnStats holds information about the columns for one row inside sstable

- - ### Nested Class Summary

    Nested Classes
    Modifier and Type | Class and Description
    --- | ---
    `static class` | `ColumnStats.MaxTracker<T extends java.lang.Comparable<T>>`
    `static class` | `ColumnStats.MinTracker<T extends java.lang.Comparable<T>>`

  - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `int` | `columnCount` how many columns are there in the row
    `boolean` | `hasLegacyCounterShards`
    `java.util.List<java.nio.ByteBuffer>` | `maxColumnNames`
    `int` | `maxLocalDeletionTime`
    `long` | `maxTimestamp`
    `java.util.List<java.nio.ByteBuffer>` | `minColumnNames` max and min column names according to comparator
    `long` | `minTimestamp` the largest (client-supplied) timestamp in the row
    `StreamingHistogram` | `tombstoneHistogram` histogram of tombstone drop time

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `ColumnStats(int columnCount, long minTimestamp, long maxTimestamp, int maxLocalDeletionTime, StreamingHistogram tombstoneHistogram, java.util.List<java.nio.ByteBuffer> minColumnNames, java.util.List<java.nio.ByteBuffer> maxColumnNames, boolean hasLegacyCounterShards)`

  - ### Method Summary

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Field Detail

    - #### columnCount

          public final int columnCount

      how many columns are there in the row

    - #### minTimestamp

          public final long minTimestamp

      the largest (client-supplied) timestamp in the row

    - #### maxTimestamp

          public final long maxTimestamp

    - #### maxLocalDeletionTime

          public final int maxLocalDeletionTime

    - #### tombstoneHistogram

          public final StreamingHistogram tombstoneHistogram

      histogram of tombstone drop time

    - #### minColumnNames

          public final java.util.List<java.nio.ByteBuffer> minColumnNames

      max and min column names according to comparator

    - #### maxColumnNames

          public final java.util.List<java.nio.ByteBuffer> maxColumnNames

    - #### hasLegacyCounterShards

          public final boolean hasLegacyCounterShards

  - ### Constructor Detail

    - #### ColumnStats

          public ColumnStats(int columnCount,
                     long minTimestamp,
                     long maxTimestamp,
                     int maxLocalDeletionTime,
                     StreamingHistogram tombstoneHistogram,
                     java.util.List<java.nio.ByteBuffer> minColumnNames,
                     java.util.List<java.nio.ByteBuffer> maxColumnNames,
                     boolean hasLegacyCounterShards)

Copyright © 2014 The Apache Software Foundation