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arrow-datafusion-comet

Apache Arrow DataFusion Comet Spark Accelerator

async-raft

An implementation of the Raft distributed consensus protocol using the Tokio framework.

avx-avx2-example-code

Example code for Intel AVX / AVX2 intrinsics.

awesome-java

A curated list of awesome frameworks, libraries and software for the Java programming language.

blaze

Blazing-fast query execution engine speaks Apache Spark language and has Arrow-DataFusion at its core.

brpc

Most common RPC framework used throughout Baidu, with 600,000+ instances and 500+ kinds of services, called "baidu-rpc" inside Baidu.

brpc-java

Java implementation for Baidu RPC

clickhouse

ClickHouse® is a free analytics DBMS for big data

codegen

Experimental wrapper over LLVM for generating and compiling code at run-time.

coding-interview-university

A complete computer science study plan to become a software engineer.

coolplayspark

酷玩 Spark: Spark 源代码解析、Spark 类库等

cpr

C++ Requests: Curl for People, a spiritual port of Python Requests.

cuckoofilter

databend

A powerful cloud data warehouse. Built for elasticity and efficiency. Free and open. Also available in the cloud: https://app.databend.com

datafusion-substrait

Experimental support for serializing DataFusion plans using substrait

db-engine-paradigms

Collection of experiments to carve out the differences between two types of relational query processing engines: Vectorizing (interpretation based) engines and compiling engines.

diagon

Interactive ASCII art diagram generators. :star2:

duanmeng.github.io

eve

Expressive Vector Engine - SIMD in C++ Goes Brrrr

example-cmake-fetch-content

A minimal example for using cpr via FetchContent in CMake.

examples

Kubernetes application example tutorials

fio

Flexible I/O Tester

firestorm

Firestorm is a Remote Shuffle Service, and provides the capability for Apache Spark applications to store shuffle data on remote servers

gazelle_plugin

Native SQL Engine plugin for Spark SQL with vectorized SIMD optimizations.

gporca

A modular query optimizer for big data

grpc

The C based gRPC (C++, Node.js, Python, Ruby, Objective-C, PHP, C#)

gymnasium

A standard API for single-agent reinforcement learning environments, with popular reference environments and related utilities (formerly Gym)

how-query-engines-work

This is the companion repository for the book How Query Engines Work.

hyrise

Hyrise is a research in-memory database.

iceberg

Apache Iceberg