Referential integrity

Referential integrity

Jesse Russell Ronald Cohn

     

бумажная книга

Продать эту книгу

ISBN: 978-5-5111-2913-6

High Quality Content by WIKIPEDIA articles! Referential integrity is a property of data which, when satisfied, requires every value of one attribute (column) of a relation (table) to exist as a value of another attribute in a different (or the same) relation (table).

Каталог