It can be used as a database a message broker and a cache as well.
Open source in memory database.
It supports data structures such as strings hashes lists sets sorted sets with range queries bitmaps hyperloglogs geospatial indexes with radius queries and streams.
Comprehend supports pattern matching forward matching rewriting and transactional storage.
Aerospike nosql database is a open source clustered and distributed database optimized for reliable high performance in memory use.
It s a key value data store that enables developers to build personalized user experiences and data driven applications that scale out to process millions of transactions per second with sub millisecond response times.
Sonicjs is a modern open source nodejs based content management system.
Ncache is built to provide a fast and linearly scalable distributed cache that caches application data and reduces expensive database trips.
Altibase corporation 1999 java c c jdbc odbc sql open source gnu agplv3 gnu lgplv3 for client libraries hybrid dbms that combines an in memory database with a conventional disk resident database in a single unified engine.
Redis is an open source bsd licensed advanced key value cache and store.
H2 is an in memory java sql database with a fast jdbc api and small footprint.
It is a relational database engine written in java with a jdbc driver conforming to ansi sql 2008.
One of the best open source databases for that is timescale.
Other features include disk or in memory databases 2 phase commit cost based optimisation and strong encryption.
It operates in embedded and server modes with clustering support.
Aerospike is an open source in memory nosql database management system.
It s different from a traditional database in that time is the primary axis of concern and the analytics and visualization of massive data sets is a top priority.
It offers a small fast database engine which offers in memory and disk based tables and supports embedded and server modes.
Redis is an open source bsd licensed in memory data structure store used as a database cache and message broker.
The timescale is a type of what s called a time series database.
Clojure clojure library in memory database updated apr 19 2020.
Code issues pull requests clojure in memory database modeled on sets not tables.
Hypersql supports the widest range of sql standard features seen in any open source database engine.
Its primary key focus delivers scalable and robust no single point of failure clustering.
Redis is a free open source database software which has an in memory data store structure.
Not all in memory database systems are relational.
