Author(s)

Ling Bao

Corresponding Author

Ling Bao

ABSTRACT

with China's economic development and the continuous progress of science and technology, the data dictionary in database information system has been widely used because it can support complex information types. As the basic framework of the whole database, the application degree of the data dictionary is related to the system running speed. Through the research on the structure of the data dictionary in the database, it is to realize the database operation It is an effective way to improve the speed. For this reason, the author combines several years of database design and maintenance experience, and writes this paper on the basis of consulting a large number of references. In this paper, the characteristics of data dictionary are analyzed in detail, and a constructive optimization method of data dictionary for database information system is proposed.

KEYWORDS

Database, Information System, Data Dictionary, Technology Optimization