Class PrimaryKey {Analysis} derived from: UniqueConstraint
Documentation
Section 4.17
A PrimaryKey is a specialization of a UniqueConstraint. A PrimaryKey additionally requires that none of the values in the specified column or columns be a null value.
Section 11.7
5) If the <unique specification> specifies PRIMARY KEY , then for each <column name> in the explicit or
implicit <unique column list> for which NOT NULL is not specified, NOT NULL is implicit in the
<column definition> .
6) A <table definition> shall specify at most one implicit or explicit <unique constraint definition> that
specifies PRIMARY KEY .
Parent Package | Constraints | Abstract | No |
Export Control | PublicAccess | Link Class for | None |
Class Kind | NormalClass | Cardinality | n |
Space | | Concurrency | Sequential |
Persistence | No | | |
Attributes
Associations
Generalization Relationships
Property Settings
Data Modeler
dmItem | False | DMName | |
IsTable | False | IsView | False |
IsDomain | False | IsSPPackage | False |
Synonymns | | TableSpaceID | |
SourceId | | SourceType | |
CorrelationName | | SelectClause | |
IsUpdateable | True | CheckOption | None |
IsSnapShot | False | IsDistinct | False |
PersistToServer | | IsPackage | False |