QuestDB is a high performance, open-source, time-series database
The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.
CrateDB is a distributed and scalable SQL database for storing and analyzing massive amounts of data in near real-time, even with complex queries. It is PostgreSQL-compatible, and based on Lucene.
Dinky is a real-time data development platform based on Apache Flink, enabling agile data development, deployment and operation.
An open-source columnar data format designed for fast & realtime analytic with big data.
An efficient storage and compute engine for both on-prem and cloud-native data analytics.
A Simple and Efficient Distributed Multidimensional BI Analysis Engine.
CQRS implementation using Debezium + Spring Cloud Stream + Kafka Connect + Kafka + Druid
Atoti AutoPivot automatically creates in-memory OLAP cubes from CSV files, that you can explore from Excel, Tableau or using the embedded Atoti UI web frontend
Benchmark suite to evaluate HTAP database engines
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