org.eclipse.datatools.modelbase.sql.constraints
Interface PrimaryKey
- All Superinterfaces:
- Constraint, ReferenceConstraint, SQLObject, TableConstraint, UniqueConstraint
- All Known Implementing Classes:
- PrimaryKeyImpl
- public interface PrimaryKey
- extends UniqueConstraint
A representation of the model object 'Primary Key'.
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 specifies PRIMARY KEY , then for each in the explicit or
implicit for which NOT NULL is not specified, NOT NULL is implicit in the
.
6) A shall specify at most one implicit or explicit that
specifies PRIMARY KEY .
- See Also:
SQLConstraintsPackage.getPrimaryKey()
Methods inherited from interface org.eclipse.datatools.modelbase.sql.schema.SQLObject |
addEAnnotation, addEAnnotationDetail, getDependencies, getDescription, getEAnnotation, getEAnnotationDetail, getLabel, removeEAnnotationDetail, setAnnotationDetail, setDescription, setLabel |
Copyright © 2006 Actuate, IBM Corporation, Sybase, Inc. and others. All rights reserved.