Discover @maropu Open Source projects

Takeshi Yamamuro (@maropu)

maropu

Stars
481
Global Rank 59,803 (Top 3 %)
Followers 259
Registered over 13 years ago
Most used languages

Scala
40.9 %

C++
27.3 %

C
9.1 %

Shell
9.1 %

Python
9.1 %

Jupyter Notebook
4.5 %
Location 🇯🇵 Japan
Country Total Rank 1,451
Country Ranking

Scala
13

C++
232

Jupyter Notebook
431

C
689

Shell
1,164

Python
3,991

spark-tpcds-datagen

All the things about TPC-DS in Apache Spark

spark-sql-flow-plugin

Visualize column-level data lineage in Spark SQL

lljvm-translator

A lightweight library to inject LLVM bitcode into JVMs

spark-sql-server

Yet Another Spark SQL JDBC/ODBC server based on the PostgreSQL V3 protocol

integer_encoding_library

An encoder/decoder collection for a sequence of integers

hivemall-spark

A Hivemall wrapper for Spark

datasketches-spark

Data Sketches for Apache Spark

vpacker

A simple integer compression library for C/C++/Java

dbitv

A x86/64-optimized rank/select dictionary for dense bit-arrays

spark-data-repair-plugin

Provide functionality to build statistical models to repair dirty tabular data in Spark

Jupyter Notebook

spark-kinesis-sql-asl

Amazon Kinesis Source for Structured Streaming

spark-query-log-plugin

A simple toolkit to analyze Spark query logs

fuzz-testing-for-spark

[WIP] Run SQL-aware fuzz tests for the Catalyst optimizer in Apache Spark

lockbench

A benchmark for a variety of spin-lock implementation using x86 primitives

bitonic_sort

A hardware-conscious and hy-speed sorting code

spark-graphx-pregel-personalized-pagerank

Personalized PageRank on Pregel/GraphX

mlflow-example

An example code for MLflow

spark-executor-dict-plugin

Fast Read-only Data Dictionary Attached to Each Spark Executor

jupyterlab-dockerfile

A docker file for JupyterLab including pyspark

membench

A micro-benchmark for memory stuffs such as caches & TLB

lljvm-example

An example code of lljvm-translator

jvmci-test

A toy box to test JVMCI in JDK11