Demonstrate all the questions on LeetCode in the form of animation.（用动画的形式呈现解LeetCode题目的思路）

GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀

光 HikariCP・A solid, high-performance, JDBC connection pool at last.

QuestDB is a high performance, open-source, time-series database

Apache Druid: a high performance real-time analytics database.

Apache Calcite

A better compressed bitset in Java: used by Apache Spark, Netflix Atlas, Apache Pinot, Tablesaw, and many others

Apache Drill is a distributed MPP query layer for self describing data

Automated testing to find logic and performance bugs in database systems

Port of LevelDB to Java

Open source Java implementation for Raft consensus protocol.

Transactional schema-less embedded database used by JetBrains YouTrack and JetBrains Hub.

High Performance Primitive Collections for Java

Zero-allocation hashing for Java

The webprotege code base

A cluster consistency platform

H-Store Distributed Main Memory OLTP Database System

Enabling queries on compressed data.

Fast Approximate Membership Filters (Java)

Interactive-Speed Analytics: 200x Faster, 200x Fewer Cluster Resources, Approximate Query Processing

A blazing fast ACID compliant NoSQL DataLake with support for storing 17 formats of data. Full SQL and DML capabilities along with Java stored procedures for advanced data processing.

Rapid is a scalable distributed membership service

A fast and space efficient Radix tree in Java

This repository provides Scotty, a framework for efficient window aggregations for out-of-order Stream Processing.

ZooKeeper Atomic Broadcast in Java

Automatically exported from code.google.com/p/java-paxos

BitMagic Library for Java