/**
* return key definitions for DB_DataObject
*
- * @return array key definitions
+ * @return array of key names
*/
function keys()
{
- return array('profile_id' => 'K', 'user_id' => 'K');
+ return array_keys($this->keyTypes());
}
/**
* return key definitions for DB_DataObject
*
- * @return array key definitions
+ * @return array map of key definitions
*/
function keyTypes()
{
- return $this->keys();
+ return array('profile_id' => 'K', 'user_id' => 'K');
+ }
+
+ /**
+ * Magic formula for non-autoincrementing integer primary keys
+ *
+ * If a table has a single integer column as its primary key, DB_DataObject
+ * assumes that the column is auto-incrementing and makes a sequence table
+ * to do this incrementation. Since we don't need this for our class, we
+ * overload this method and return the magic formula that DB_DataObject needs.
+ *
+ * @return array magic three-false array that stops auto-incrementing.
+ */
+ function sequenceKey()
+ {
+ return array(false, false, false);
}
/**