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| data model (A collection of related object types, operators, and integrity rules that form the abstract entity supported by a database management system (DBMS). Thus, one speaks of a relational DBMS, a network DBMS, and so on, depending on the type of data model a DBMS supports. In general, a DBMS supports only one data model as a practical rather than a theoretical restriction) | |||
| μοντέλο δεδομένων: 8 фраз в 3 тематиках |
| Информационные технологии | 3 |
| Майкрософт | 4 |
| Финансы | 1 |