Uzupelnij ponizszy tekst korzystając z podanych słów: system, applications, databases, systematically, processing, apply, software, related, base, foundations.
Modern computer ..... require efficient and reliable ..... of large amounts of information. To fulfil this demand, ..... are used. Informally speaking, a database is a collection of ..... information organised in accordance with some logical model. This collection is managed by specially dedicated ..... called Database Management System (DBMS). If there are multiple databases on a single computer ..... (which is normal), then we have a database system. Currently, the most widely used database model is a relational model. Its origin dates back to the beginning of the 70s of the last century, when E. F. Codd announced mathematical ..... of this model called the relational algebra. This model became the ..... for building relational databases (RDBs) and computer systems that manage them.