database_instance (513B)
1 # Database instance 2 3 A set of [relations] containing [tuples] or [facts], for the [relations] defined in a [relational_signature] 4 5 This is like a [structure_(logic)] but the [relational_signature] is already fixed, and the [domain] is usually taken in the [active_domain] semantics 6 7 Can be considered in the [named_perspective] or in the [unnamed_perspective] 8 9 Up: [database_theory] 10 11 Aliases: database, database instances, relational instance, relational instances, databases 12 13 See also: [instance], [subdatabase]