maropu

OSS engineer@R&D, Ph.D. in CS (Database Systems) - Apache Spark PMC&committer, Apache Hivemall PPMC, PostgreSQL enthusiast - LLVM/C/C++03/Java/Scala/Rust/Python

Tokyo/Japan

Pinned Repositories

incubator-hivemall
Mirror of Apache Hivemall (incubating)
Language:Java310 32 0119
datasketches-spark
Data Sketches for Apache Spark
Language:Scala20 6 04
hivemall-spark
A Hivemall wrapper for Spark
Language:Scala31 11 17
integer_encoding_library
An encoder/decoder collection for a sequence of integers
Language:C++31 4 2211
lljvm-translator
A lightweight library to inject LLVM bitcode into JVMs
Language:C++81 8 157
spark-data-repair-plugin
Provide functionality to build statistical models to repair dirty tabular data in Spark
Language:Jupyter Notebook12 4 24
spark-sql-flow-plugin
Visualize column-level data lineage in Spark SQL
Language:Scala83 6 415
spark-sql-server
Yet Another Spark SQL JDBC/ODBC server based on the PostgreSQL V3 protocol
Language:Scala34 9 2319
spark-tpcds-datagen
All the things about TPC-DS in Apache Spark
Language:Scala101 5 836
vpacker
A simple integer compression library for C/C++/Java
Language:C13 4 21

maropu's Repositories

maropu/spark-tpcds-datagen
All the things about TPC-DS in Apache Spark
Language:Scala101 5 836
maropu/spark-sql-flow-plugin
Visualize column-level data lineage in Spark SQL
Language:Scala83 6 415
maropu/spark-sql-server
Yet Another Spark SQL JDBC/ODBC server based on the PostgreSQL V3 protocol
Language:Scala34 9 2319
maropu/datasketches-spark
Data Sketches for Apache Spark
Language:Scala20 6 04
maropu/spark-data-repair-plugin
Provide functionality to build statistical models to repair dirty tabular data in Spark
Language:Jupyter Notebook12 4 24
maropu/spark-query-log-plugin
A simple toolkit to analyze Spark query logs
Language:Scala9 4 13
maropu/fuzz-testing-for-spark
[WIP] Run SQL-aware fuzz tests for the Catalyst optimizer in Apache Spark
Language:C++6 3 12
maropu/spark-graphx-pregel-personalized-pagerank
Personalized PageRank on Pregel/GraphX
Language:Scala4 3 01
maropu/mlflow-example
An example code for MLflow
Language:Python3 3 0
maropu/spark-executor-dict-plugin
Fast Read-only Data Dictionary Attached to Each Spark Executor
Language:Scala3 4 01
maropu/jupyterlab-dockerfile
A docker file for JupyterLab including pyspark
Language:Python2 3 0
maropu/jvmci-test
A toy box to test JVMCI in JDK11
Language:C++1 3 0
maropu/predictive-testing
Language:Jupyter Notebook0 2 01
maropu/equipartitioning-example
Equipartitioning in Spark
Language:Jupyter Notebook2 0
maropu/janino
Janino is a super-small, super-fast Java™ compiler.
Language:Java2 0
maropu/LAMA
LAnguage Model Analysis
Language:Python1 0
maropu/link-prediction-with-anyburl
Language:Jupyter Notebook2 0
maropu/lstm-crf-pytorch
LSTM-CRF in PyTorch
Language:Python
maropu/maropu
2 0
maropu/neon
Neon: Serverless Postgres. We separated storage and compute to offer autoscaling, branching, and bottomless storage.
Language:Rust1 0
maropu/pg_stats_exporter
A PostgreSQL metrics exporter for Prometheus.
Language:Rust2 0
maropu/pgvector
Open-source vector similarity search for Postgres
Language:C0 0
maropu/polars
Fast multi-threaded, hybrid-out-of-core DataFrame library in Rust | Python | Node.js
Language:Rust1 0
maropu/pydeps-neo4j
Exports Python package dependencies into Neo4j
Language:Shell2 0
maropu/rag-postgres
A trial place for RAG with PostgreSQL resources
Language:HTML2 0
maropu/sedona
A cluster computing framework for processing large-scale geospatial data
Language:Java1 0
maropu/spark
Mirror of Apache Spark
Language:Scala2 0
maropu/spark-sql-perf
Language:Scala2 0
maropu/spark-tpcds-sf-1
TPC-DS queries with 1GB scale factor
3 0
maropu/spark-website
Mirror of Apache Spark Website
3 0