Specifies that the annotated field/property will be used as the entity's primary key.
            
| All Members | Constructors | Methods | Properties | Fields | |
| Icon | Member | Description | 
|---|---|---|
| SpaceIDAttribute()()()() | Initializes a new instance of the SpaceIDAttribute class  | |
| AutoGenerate | 
            Specifiy if the entry's UID is generated automatically when written to the space.
              | |
| AutoGenerateDefaultValue | 
            Default value for AutoGenerate property.
              | |
| Equals(Object) | 
                    Returns a value that indicates whether this instance is equal to a specified object.
                  (Inherited from Attribute.) | |
| Finalize()()()() | 
                    Allows an Object to attempt to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection.
                  (Inherited from Object.) | |
| GetHashCode()()()() | 
                    Returns the hash code for this instance.
                  (Inherited from Attribute.) | |
| GetType()()()() | 
                    Gets the Type of the current instance.
                  (Inherited from Object.) | |
| IsDefaultAttribute()()()() | 
                    When overridden in a derived class, indicates whether the value of this instance is the default value for the derived class.
                  (Inherited from Attribute.) | |
| Match(Object) | 
                    When overridden in a derived class, returns a value that indicates whether this instance equals a specified object.
                  (Inherited from Attribute.) | |
| MemberwiseClone()()()() | 
                    Creates a shallow copy of the current Object.
                  (Inherited from Object.) | |
| ToString()()()() |  (Inherited from Object.) | |
| TypeId | 
                    When implemented in a derived class, gets a unique identifier for this Attribute.
                  (Inherited from Attribute.) | 
            A field/property annotated with this attribute will always be stored in the space, regardless 
            of its accessor or the SpaceClass settings - using SpaceProperty attribute is not required.
            The field/property is also implicitly indexed.
            
