hll-d 0.3.1

HyperLogLog++: Cardinality estimationn


To use this package, run the following command in your project's root directory:

Manual usage
Put the following dependency into your project's dependences section:

Complete HyperLogLog++ Implementation

Written in D to use in C and other languages.

import hll;
// creates HLL++ counter with maximal allowed precision (18)
auto counter = HLL(18); // allocated size is less or equal to 2 ^^ (18 - 3) * 6 / 1024 = 192 KB

/// loop
  counter.put(anArrayOrString);
  // or
  //counter.put(anUlong);
  //counter.put(anUUID);

ulong count = counter.count;

Building the library with C API

BetterC mode allows to use D libraries without DRuntime and Phobos.

hll-d has C API. C/C++ headers can be found at the include/ directory.

Install LDC
  1. Install LDC (LLVM D Compiler).
  2. Install DUB package manager if it was not installed with LDC.
Download
git clone https://github.com/tamediadigital/hll-d
cd hll-d
Build
dub build --build=betterC --config=static --compiler=ldc2 --force
Test
gcc examples/example.c -Iinclude libhll-d.a
./a.out < examples/input.txt
Authors:
  • Ilya Yaroshenko
Dependencies:
mir-random, mir-algorithm
Versions:
0.3.1 2017-Sep-20
0.3.0 2017-Sep-04
0.2.0 2017-Mar-07
0.1.3 2017-Feb-27
0.1.2 2017-Feb-25
Show all 10 versions
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Short URL:
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