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Redis: Redis Labs: 2009 C, C++, Python, Lua, C#, etc. [10] Redis Source Available License v2 and the Server Side Public License v1 [11] Redis is a source-available software project that implements data structure servers. It is networked, in-memory, and stores keys with optional durability. SafePeak: SafePeak Technologies Proprietary
First by snapshotting, where the dataset is asynchronously transferred from memory to disk at regular intervals as a binary dump, using the Redis RDB Dump File Format. Alternatively by journaling, where a record of each operation that modifies the dataset is added to an append-only file (AOF) in a background process. Redis can rewrite the ...
Oracle Rdb for OpenVMS: Proprietary Panorama: Proprietary Paradox: Proprietary Percona Server for MySQL: GPL Percona XtraDB Cluster: GPL Polyhedra: Proprietary PostgreSQL: PostgreSQL License Postgres Plus Advanced Server: Proprietary Progress Software: Proprietary R:Base: Proprietary RethinkDB: Apache License 2.0 SAND CDBMS: Proprietary SAP ...
104 TB (13 files, each file up to 8 TB (32 KB pages)) Limited by file size Limited by file size 45,000 2 GB 2 GB 64 bits 0001-01-01 9999-12-31 128 bytes SQLite: 128 TB (2 31 pages × 64 KB max page size) Limited by file size Limited by file size 32,767 2 GB 2 GB 64 bits No DATE type 9: No DATE type 9: Unlimited Teradata: Unlimited Unlimited ...
Valkey is an open-source in-memory storage, used as a distributed, in-memory key–value database, cache and message broker, with optional durability. [8] Because it holds all data in memory and because of its design, Valkey offers low-latency reads and writes, making it particularly suitable for use cases that require a cache.
A relational database (RDB [1]) is a database based on the relational model of data, as proposed by E. F. Codd in 1970. [ 2 ] A Relational Database Management System (RDBMS) is a type of database management system that stores data in a structured format using rows and columns .
SAP HANA: This is a column-orientated in-memory database that stores data in its memory instead of keeping it on a disk.It claims to store data in columnar fashion in main memory and supports both online analytical processing (OLAP) and online transactional processing (OLTP) in the same system.
Amazon Relational Database Service (or Amazon RDS) is a distributed relational database service by Amazon Web Services (AWS). [2] It is a web service running "in the cloud" designed to simplify the setup, operation, and scaling of a relational database for use in applications. [3]