Class PrimaryKeyAttribute

An attribute that indicates the primary key property. It allows quick lookup of objects and enforces uniqueness of the values stored. It may only be applied to a single property in a class.

Inheritance

object

Attribute

PrimaryKeyAttribute

Namespace: Realms

Assembly: Realm.dll

Syntax

[AttributeUsage(AttributeTargets.Property)]
public class PrimaryKeyAttribute : Attribute

Remarks

Valid primary key types are char, byte, short, int, long, string, MongoDB.Bson.ObjectId, Guid, as well as their nullable versions. Once an object with a Primary Key has been added to the Realm, that property may not be changed.

Constructors

PrimaryKeyAttribute()

Initializes a new instance of the PrimaryKeyAttribute class.

Declaration

public PrimaryKeyAttribute()