PostgreSQL Definition

PostgreSQL Definition PostgreSQL (pronounced "post-gress-Q-L") is an open source relational database management system ( DBMS ) developed by a worldwide team of volunteers. PostgreSQL is not controlled by any corporation or other private entity and the source code is available free of charge. PostgreSQL supports transactions, subselects, trigger s, view s, foreign key referential integrity, and sophisticated locking. It runs on numerous platforms including Linux , most flavors of UNIX, M...
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SQL (Structured Query Language)

SQL (Structured Query Language) SQL (Structured Query Language) is a standardized programming language used for managing relational databases and performing various operations on the data in them. Initially created in the 1970s, SQL is regularly used by database administrators, as well as by developers writing data integration scripts and data analysts looking to set up and run analytical queries. The uses of SQL include modifying database table and index structures; adding, updating and...
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MariaDB Definition

MariaDB Definition MariaDB is an open source relational database management system (DBMS) that is a compatible drop-in replacement for the widely used MySQL database technology. It was created as a software fork of MySQL by developers who played key roles in building the original database; they devised MariaDB in 2009 in response to Oracle Corp.'s acquisition of MySQL. MariaDB is based on SQL and supports ACID-style data processing with guaranteed atomicity, consistency, isolation and durabi...
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