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PostgreSQL and MySQL storage layer depth analysis

Source: Internet
Author: User
Keywords Mysql postgresql storage layer
Tags analysis based computer database management database management system developed integrity keys
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PostgreSQL and MySQL storage layer depth analysis

Li Haixiang DTCC2014

PostgreSQL, a POSTGRES developed by the University of California, Berkeley Computer, has now been renamed PostgreSQL, version 4.2 based object relational database management system (ORDBMS). PostgreSQL supports most SQL standards and provides many other modern features: complex queries, foreign keys, triggers, views, transactional integrity, and MVCC. Similarly, PostgreSQL can be extended in many ways, for example, by adding new data types, functions, operators, aggregate functions, indexing free use, modification, and distribution of PostgreSQL, whether private, commercial, or academic.


PostgreSQL and MySQL storage layer depth analysis

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