find() public abstract static method Creates an

update() public abstract method Saves the changes to this

equals() public abstract method Returns a value indicating

insert() public abstract method Inserts the record into

isPrimaryKey() public abstract static method Returns a

hasAttribute() public abstract method Returns a value

getPrimaryKey() public abstract method Returns the primary

attributes() public abstract method Returns the list of

save() public abstract method Saves the current record

unlink() public abstract method Destroys the relationship