update() public abstract method Saves the changes to this

find() public abstract static method Creates an

insert() public abstract method Inserts the record into

equals() public abstract method Returns a value indicating

hasAttribute() public abstract method Returns a value

getPrimaryKey() public abstract method Returns the primary

attributes() public abstract method Returns the list of

isPrimaryKey() public abstract static method Returns a

getDb() public abstract static method Returns the connection

unlink() public abstract method Destroys the relationship