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PostgreSQL (/ ˌ p oʊ s t ɡ r ɛ s k j u ˈ ɛ l / POHST-gres-kew-EL) [11] [12] also known as Postgres, is a free and open-source relational database management system (RDBMS) emphasizing extensibility and SQL compliance.
EnterpriseDB (EDB) is an American company that provides software and services based on the open-source database PostgreSQL (also known as Postgres), and is one of the largest contributors to Postgres. [2] EDB develops and integrates performance, security, and manageability enhancements into Postgres to support enterprise-class workloads.
TimescaleDB is an open-source time series database [3] [4] [5] developed by Timescale Inc. It is written in C and extends PostgreSQL. [6] [7] TimescaleDB is a relational database [8] and supports standard SQL queries. Additional SQL functions and table structures provide support for time series data oriented towards storage, performance, and ...
OpenLink Virtuoso (Open Source Edition) GPL OpenLink Virtuoso Universal Server: Proprietary Oracle: Proprietary 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 ...
Conversely, PostgreSQL has applied more of the specification implementing cross-table, cross-schema, and then left room for future cross-database functionality. MySQL aliases schema with database behind the scenes, such that CREATE SCHEMA and CREATE DATABASE are analogs. It can therefore be said that MySQL has implemented cross-database ...
Open-source (since 2004) columnar Relational DBMS pioneer PostgreSQL cstore fdw, [1] vops [2] C cstore_fdw uses ORC format StarRocks Java & C++ Open source, unified analytics platform for batch and real-time analytics. Supports and extensions available from CelerData. VictoriaMetrics Go Time series database
In September 2019, Greenplum Database Version 6 was released. Version 6 is based on PostgreSQL version 9.4 and features massive gains in [23] OLTP performance. Greenplum 6 was reviewed in the media by several sources and mentioned for its Postgres open source alignment [24] and for its OLTP performance [25]
Database engine or management software that has been released under an open source license. ... PostgreSQL (19 P) Pages in category "Free database management systems"