January 2012
Intermediate to advanced
336 pages
11h 19m
English
Content preview from Express Learning: Database Management Systems
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Miscellaneous Questions
1. Write a short note on PostgreSQL. Discuss its various features.
Ans: PostgreSQL is the most advanced and widely used open source object-relational database system. It comes with a BSD license that allows everyone to use, modify and distribute its code and documentation for any purpose without any charge. The current version of PostgreSQL is fully ACID compliant and has full support for foreign keys, joins, triggers, views, stored procedures, multiversion concurrency control and write ahead logging. It includes most of the SQL92 and SQL99 data types and allows users to define new data types also. In addition, it has interfaces for many programming languages like C, C++, Java, Perl, and Python and it runs on almost ...
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