Interface HLLRepresentation

All Known Implementing Classes:
CompactSet, ExplicitSet
public interface HLLRepresentation
The base class for the HyperLogLog representations.
Since:
15.0

  • Method Summary

    Modifier and Type
    Method
    Description
    long
    cardinality()
    Estimates the cardinality of the set.
    boolean
    set(byte[] data)
    Add the given to the representation set.

  • Method Details

    • set

      boolean set(byte[] data)
      Add the given to the representation set.
      Parameters:
      data - : The data to include.
      Returns:
      true if the data was added, and false otherwise.

    • cardinality

      long cardinality()
      Estimates the cardinality of the set.
      Returns:
      An estimation of the real cardinality.