org.greenrobot.greendao.annotation

Annotation Type ToOne

@Retention(value=SOURCE)
 @Target(value=FIELD)
public @interface ToOne

Defines *-to-1 relation with base on existing property as foreign key or with base on automatically created backing column In case foreignKey is not specified, the following annotations can be applied together with @ToOne: - Property to specify backing column name - Unique to put the unique constraint on backing column during table creation - NotNull to put the NOT NULL constraint on backing column during table creation

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
java.lang.String	joinProperty Name of the property inside the current entity which holds the key of related entity.

Element Detail

joinProperty

public abstract java.lang.String joinProperty

Name of the property inside the current entity which holds the key of related entity. If this parameter is absent, then an additional column is automatically created to hold the key.

Default:

""