Key field database abstract (2 Ergebnisse)

Taschenbuch. Zustand: Neu. nach der Bestellung gedruckt Neuware - Printed after ordering - Please note that the content of this book primarily consists of articlesavailable from Wikipedia or other free sources online. A key field is afield or set of fields (a key is then said to be a composite key) of adatabase (typically a relational database) table which together form aunique identifier for a database record (a table entry). The aggregateof these fields is usually referred to simply as 'the key'. Key fieldsalso define searches. Relational databases enforce referential integrityof their tables by matching primary keys with foreign keys. Keys canalso be distinguished in technical keys (also known as surrogate keys)and business keys (also known as natural keys or domain keys). …

Taschenbuch. Zustand: Neu. Key Field | Database, Abstract Syntax Notation One, Binary Format Description Language, CODASYL | Lambert M. Surhone (u. a.) | Taschenbuch | Englisch | 2026 | OmniScriptum | EAN 9786134543903 | Verantwortliche Person für die EU: preigu GmbH & Co. KG, Lengericher Landstr. 19, 49078 Osnabrück, mail[at]preigu[dot]de | Anbieter: preigu Print on Demand. …