Interface **Phalcon\\Mvc\\ModelInterface** ========================================== Phalcon\\Mvc\\ModelInterface initializer Methods --------- abstract public **__construct** (:doc:`Phalcon\\DiInterface <Phalcon_DiInterface>` $dependencyInjector, *string* $managerService, *string* $dbService) Phalcon\\Mvc\\Model constructor abstract public :doc:`Phalcon\\Mvc\\ModelInterface <Phalcon_Mvc_ModelInterface>` **setTransaction** (:doc:`Phalcon\\Mvc\\Model\\TransactionInterface <Phalcon_Mvc_Model_TransactionInterface>` $transaction) Sets a transaction related to the Model instance abstract public *string* **getSource** () Returns table name mapped in the model abstract public *string* **getSchema** () Returns schema name where table mapped is located abstract public **setConnectionService** (*string* $connectionService) Sets the DependencyInjection connection service abstract public *string* **getConnectionService** () Returns DependencyInjection connection service abstract public :doc:`Phalcon\\Db\\AdapterInterface <Phalcon_Db_AdapterInterface>` **getConnection** () Gets internal database connection abstract public static :doc:`Phalcon\\Mvc\\ModelInterface <Phalcon_Mvc_ModelInterface>` $result **dumpResult** (:doc:`Phalcon\\Mvc\\ModelInterface <Phalcon_Mvc_ModelInterface>` $base, *array* $result) Assigns values to a model from an array returning a new model abstract public static :doc:`Phalcon\\Mvc\\Model\\ResultsetInterface <Phalcon_Mvc_Model_ResultsetInterface>` **find** (*array* $parameters) Allows to query a set of records that match the specified conditions abstract public static :doc:`Phalcon\\Mvc\\ModelInterface <Phalcon_Mvc_ModelInterface>` **findFirst** (*array* $parameters) Allows to query the first record that match the specified conditions abstract public static :doc:`Phalcon\\Mvc\\Model\\CriteriaInterface <Phalcon_Mvc_Model_CriteriaInterface>` **query** (*unknown* $dependencyInjector) Create a criteria for a especific model abstract public static *int* **count** (*array* $parameters) Allows to count how many records match the specified conditions abstract public static *double* **sum** (*array* $parameters) Allows to a calculate a summatory on a column that match the specified conditions abstract public static *mixed* **maximum** (*array* $parameters) Allows to get the maximum value of a column that match the specified conditions abstract public static *mixed* **minimum** (*array* $parameters) Allows to get the minimum value of a column that match the specified conditions abstract public static *double* **average** (*array* $parameters) Allows to calculate the average value on a column matching the specified conditions abstract public **appendMessage** (:doc:`Phalcon\\Mvc\\Model\\MessageInterface <Phalcon_Mvc_Model_MessageInterface>` $message) Appends a customized message on the validation process abstract public *boolean* **validationHasFailed** () Check whether validation process has generated any messages abstract public :doc:`Phalcon\\Mvc\\Model\\MessageInterface <Phalcon_Mvc_Model_MessageInterface>` [] **getMessages** () Returns all the validation messages abstract public *boolean* **save** (*array* $data) Inserts or updates a model instance. Returning true on success or false otherwise. abstract public *boolean* **create** (*array* $data) Inserts a model instance. If the instance already exists in the persistance it will throw an exception Returning true on success or false otherwise. abstract public *boolean* **update** (*array* $data) Updates a model instance. If the instance doesn't exist in the persistance it will throw an exception Returning true on success or false otherwise. abstract public *boolean* **delete** () Deletes a model instance. Returning true on success or false otherwise. abstract public *int* **getOperationMade** () Returns the type of the latest operation performed by the ORM Returns one of the OP_* class constants abstract public *mixed* **readAttribute** (*string* $attribute) Reads an attribute value by its name abstract public **writeAttribute** (*string* $attribute, *mixed* $value) Writes an attribute value by its name abstract public :doc:`Phalcon\\Mvc\\Model\\ResultsetInterface <Phalcon_Mvc_Model_ResultsetInterface>` **getRelated** (*string* $modelName, *array* $arguments) Returns related records based on defined relations