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2. Voldemort (distributed data store) - Wikipedia

   en.wikipedia.org/wiki/Voldemort_(distributed...

   Voldemort does not try to satisfy arbitrary relations and the ACID properties, but rather is a big, distributed, persistent hash table. [2] A 2012 study comparing systems for storing application performance management data reported that Voldemort, Apache Cassandra, and HBase all offered linear scalability in most cases, with Voldemort having the lowest latency and Cassandra having the highest ...

3. Comparison of structured storage software - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_structured...

   Apache Cassandra: AGPL v3: SimpleDB (Amazon.com) Document & Key-value Yes Yes (automatic) Yes Unknown likely Erlang Amazon.com Amazon internal only Tarantool: Free-dimensional tuples with primary and secondary keys Yes. (Asynchronous) Yes Yes Yes No C, Lua [26] Memcached, Mnesia, MySQL, Mail.ru: BSD: Project Name Type Persistence Replication ...

4. NoSQL - Wikipedia

   en.wikipedia.org/wiki/NoSQL

   However, modern NoSQL databases often incorporate advanced features to optimize query performance. For example, MongoDB supports compound indexes and query-optimization strategies, Cassandra offers secondary indexes and materialized views, and Redis employs custom indexing mechanisms tailored to specific use cases.

5. Dynamo (storage system) - Wikipedia

   en.wikipedia.org/wiki/Dynamo_(storage_system)

   Dynamo is a set of techniques that together can form a highly available key-value structured storage system [1] or a distributed data store. [1] It has properties of both databases and distributed hash tables (DHTs).

6. ScyllaDB - Wikipedia

   en.wikipedia.org/wiki/ScyllaDB

   It supports the same protocols as Cassandra and the same file formats (SSTable), but is a completely rewritten implementation, using the C++20 language replacing Cassandra's Java, and the Seastar [1] asynchronous programming library replacing classic Linux programming techniques such as threads, shared memory and mapped files.

7. MongoDB - Wikipedia

   en.wikipedia.org/wiki/MongoDB

   MongoDB is also available as an on-demand, fully managed service. MongoDB Atlas runs on AWS, Microsoft Azure and Google Cloud Platform. [45] On March 10, 2022, MongoDB warned its users in Russia and Belarus that their data stored on the MongoDB Atlas platform will be destroyed as a result of American sanctions related to the Russo-Ukrainian War ...