AUTEUR: Joe Celko
NOM DE FICHIER: DATA AND DATABASES. Concepts in practice.pdf
DATE DE PUBLICATION: 2020-May-11
TAILLE DU FICHIER: 4,53 MB
Relational Database Concepts for Beginners A database contains one or more tables of information. The rows in a table are called records and the columns in a table are called fields or attributes. A database that contains only one table is called a flat database. A database that contains two or more related tables is called a relational database. There are other more complex kinds of databases ...
20 Concepts for Database Administrators. This chapter contains the following sections: Duties of Database Administrators. Tools for Database Administrators. Topics for Database Administrators. Duties of Database Administrators. The principal responsibility of a database administrator (DBA) is to make enterprise data available to its users. DBAs must work closely with developers to ensure that ...
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