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MySQL (/ ˌ m aɪ ˌ ɛ s ˌ k juː ˈ ɛ l /) [6] is an open-source relational database management system (RDBMS). [6] [7] Its name is a combination of "My", the name of co-founder Michael Widenius's daughter My, [1] and "SQL", the acronym for Structured Query Language.
MySQL Cluster, also known as MySQL Ndb Cluster is a technology providing shared-nothing clustering and auto-sharding for the MySQL database management system. It is designed to provide high availability and high throughput with low latency, while allowing for near linear scalability. [ 3 ]
Formally, a "database" refers to a set of related data accessed through the use of a "database management system" (DBMS), which is an integrated set of computer software that allows users to interact with one or more databases and provides access to all of the data contained in the database (although restrictions may exist that limit access to particular data).
Data centricity is a methodology that recognizes data as the key asset of a business and establishes processes for developing business capabilities in the form of applications that are free from the complexities of storing, connecting and protecting data. It assumes that data is autonomous and that applications are merely skins that represent data.
Wikipedia:Tutorial – General introduction to Wikipedia; Wikipedia:Article wizard – Walkthrough of the requirements for articles, including notability and sources; Wikipedia:Picture tutorial – Explains how to insert pictures into Wikipedia articles using wikitext; Wikipedia:Graphics tutorials (advanced) – advice about advanced image editing
The following is provided as an overview of and topical guide to databases: Database – organized collection of data, today typically in digital form. The data are typically organized to model relevant aspects of reality (for example, the availability of rooms in hotels), in a way that supports processes requiring this information (for example, finding a hotel with vacancies).
Sun acquired MySQL AB, the developer of the MySQL database in 2008 for US$1 billion. [93] CEO Jonathan Schwartz mentioned in his blog that optimizing the performance of MySQL was one of the priorities of the acquisition. [94] In February 2008, Sun began to publish results of the MySQL performance optimization work. [95]
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.