Database. Textbook

The issues of consistent normalization of relations, the construction of an ER model and the use of CASE systems in design are considered. Technologies for organizing information processing processes in the database using the structural language of programming, the SQL language and visual means of the Visual FoxPro environment are described. The possibilities of built -in means of the development of Visual FoxPro are presented for aspects of the database, protecting the database, the implementation of the multi -user mode of operation with the database. Corresponds to the Federal State Educational Standard of the latter generation. Recommended for the development of professions from the list of the TOP-50 most popular in the labor market, new and promising professions.
For students of secondary specialized educational institutions studying the disciplines "Information Systems", "Development of Information Systems", "Database".
3rd edition, processed