PostgreSQL is an effective open-source database administration system, which has been growing in level of popularity lately due to its stability and dependability. It offers lots of advanced functions and it could be used to keep any sort of info. PostgreSQL may be interfaced with a lot of programming languages, including PHP, Python, Perl, Java, C++, Ruby, etc. In addition, it can be used for scalable apps due to the fact that a single field in a PostgreSQL database can be up to 1 GB, a table - up to 32 Gigabytes, while the database altogether does not have a limit for its total size. PostgreSQL also works faster than other SQL control systems when sophisticated operations are executed. Lots of huge businesses and institutions have already moved to PostgreSQL for their web sites or products - Apple, Cisco, the US State Department, the University of California, Berkeley, and others.