FDO .NET API Reference Feature Data Objects
Main Page | Modules | Namespace List | Class Hierarchy | Alphabetical List | Class List | File List | Namespace Members | Class Members | File Members | Related Pages

mgUniqueConstraint.h File Reference

Include dependency graph for mgUniqueConstraint.h:


Namespaces

namespace  OSGeo
namespace  OSGeo::FDO
namespace  OSGeo::FDO::Schema

Classes

class  OSGeo::FDO::Schema::UniqueConstraint
 UniqueConstraint can be used to specify that a property or list of properties taken together have unique values for all objects of that class in a datastore. A unique constraint that is based on a list of two or more properties is called a composite unique constraint. This constraint type applies to all data property types except for Boolean, BLOB, and CLOB. A Boolean property can be included if it’s part of a composite unique constraint. More...

Comments or suggestions? Send us feedback.