samsonframework / orm

     * @param mixed $return External variable to store query results

     * @return mixed If no arguments passed returns query results collection, otherwise query success status

     */

    public function exec(&$return = null)

    {

        /** @var RecordInterface[] $return Perform DB request */

        $return = $this->innerExecute('find', $this->class_name, $this);

        // Return bool or collection

        return func_num_args() ? sizeof($return) : $return;

    }

    /**

     * Execute current query and receive amount of resulting rows.

     *                                  with query result status would be returned, otherwise

     *                                  query rows count would be returned.

     */

    public function count(&$return = null)

    {

        /** @var RecordInterface[] $return Perform DB request */

        $return = $this->innerExecute('count', $this->class_name, $this);

        // Return bool or collection

        return func_num_args() ? sizeof($return) : $return;

    }

    /**

     * Perform database request and get first record from results collection.

     * @return mixed If no arguments passed returns query results first database record object,

     * otherwise query success status

     */

    public function fields($fieldName, &$return = null)

    {

        /** @var RecordInterface[] $return Perform DB request */

        $return = $this->innerExecute('fetchColumn', $this->class_name, $this, $fieldName);

        // Return bool or collection

        return func_num_args() > 1 ? sizeof($return) : $return;

    }

    /**

     * Set query entity to work with.