Apache Paimon is a lake format that enables building a Realtime Lakehouse Architecture with Flink and Spark for both streaming and batch operations.

Automated mass refactoring of source code.

JSON-Schema + fake data generators

A native Rust library for Delta Lake, with bindings into Python

Apache Paimon Rust The rust implementation of Apache Paimon.

An open-source storage layer that brings scalable, ACID transactions to Apache Spark™ and big data workloads.

Open, Multi-modal Catalog for Data & AI

customized spark for KAP use, checkout kyspark branch

SQL stream processing, analytics, and management. We decouple storage and compute to offer speedy bootstrapping, dynamic scaling, time-travel queries, and efficient joins.

Automated testing to find logic bugs in database systems

Apache Arrow Ballista Distributed Query Engine

reproducible benchmark of database-like ops

Apache Arrow DataFusion SQL Query Engine

A modern cloud data warehouse focusing on reducing cost and complexity for your massive-scale analytics needs. Open source alternative to Snowflake. Also available in the cloud: https://app.databen…

Coral is a translation, analysis, and query rewrite engine for SQL and other relational languages.

中文独立博客列表

Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)

该项目已成功集成 actuator(监控)、admin(可视化监控)、logback(日志)、aopLog(通过AOP记录web请求日志)、统一异常处理(json级别和页面级别)、freemarker(模板引擎)、thymeleaf(模板引擎)、Beetl(模板引擎)、Enjoy(模板引擎)、JdbcTemplate(通用JDBC操作数据库)、JPA(强大的ORM框架)、mybatis(强大…

Client library for collecting metrics.

Server dashboard

In-memory dimensional time series database.

A library that provides useful extensions to Apache Spark and PySpark.

Eclipse Jifa

📌 强大的动态线程池框架，附带监控报警功能，支持 JDK、Tomcat、Jetty、Undertow 线程池；RocketMQ、Dubbo、Alibaba Dubbo、RabbitMQ、Hystrix 消费线程池（更多框架线程池还在适配中）。内置两种使用模式：轻量级依赖配置中心以及无中间件依赖版本。

Javascript based JVM thread dump analyzer

Fork of tagtraum industries' GCViewer. Tagtraum stopped development in 2008, I aim to improve support for Sun's / Oracle's java 1.6+ garbage collector logs (including G1 collector)

Cache File System optimized for columnar formats and object stores

Alluxio, data orchestration for analytics and machine learning in the cloud