PostgreSQL is an excellent open-source database management system, which has been growing in popularity lately on account of its stability and dependability. It offers lots of advanced functions and it can be used to keep any kind of info. PostgreSQL can be interfaced with lots of programming languages, like PHP, Python, Perl, Java, C++, Ruby, and so on. Also, it may be used for scalable applications as a single field inside a PostgreSQL database may be up to 1 Gigabyte, a table - up to 32 GB, while the database as a whole does not have a limit for its total size. PostgreSQL also works swifter than other SQL administration systems when complicated operations are performed. A lot of huge firms and organizations have already moved to PostgreSQL for their web sites or products - Apple, Cisco, the US State Department, the University of California, Berkeley, and others.