Kyoto Tycoon key-value store (and the underlying Kyoto Cabinet library)
Apache Druid is a real-time OLAP database and distributed analytics engine. It functions as a columnar time-series database designed for high-performance analytical queries and the real-time ingestion of streaming and batch datasets. The system provides a framework for high-concurrency analytics, allowing multiple simultaneous users to execute SQL and native queries across large-scale data. It supports mixed data ingestion, combining real-time streaming and batch loading into a single system for unified analysis. The platform includes capabilities for distributed cluster management, enabling
Distributed Transactional In-Memory Database (全球首个支持分布式事务的MongoDB)
rain1017/memdb 的主要功能包括：Relational Databases。
rain1017/memdb 的开源替代品包括： alticelabs/kyoto — Kyoto Tycoon key-value store (and the underlying Kyoto Cabinet library). apache/incubator-druid — Apache Druid is a real-time OLAP database and distributed analytics engine. It functions as a columnar time-series… biokoda/actordb — ActorDB distributed SQL database. bloomberg/comdb2 — Bloomberg's distributed RDBMS. cayleygraph/cayley — Cayley is a graph database engine designed for storing and querying interconnected data using a quad-based data model.… akumuli/akumuli — Time-series database.
