Database Exception – yii\db\Exception

 
            $this->refreshTableSchema();
 
            return $n;
        } catch (\Exception $e) {
            Yii::endProfile($token, __METHOD__);
            throw $this->db->getSchema()->convertException($e, $rawSql);
        }
    }
 
    /**
     * Performs the actual DB query of a SQL statement.
     * @param string $method method of PDOStatement to be called

     * @return array|false primary key values or false if the command fails
     * @since 2.0.4
     */
    public function insert($table, $columns)
    {
        $command = $this->db->createCommand()->insert($table, $columns);
        if (!$command->execute()) {
            return false;
        }
        $tableSchema = $this->getTableSchema($table);
        $result = [];
        foreach ($tableSchema->primaryKey as $name) {
            if ($tableSchema->columns[$name]->autoIncrement) {

    protected function insertInternal($attributes = null)
    {
        if (!$this->beforeSave(true)) {
            return false;
        }
        $values = $this->getDirtyAttributes($attributes);
        if (($primaryKeys = static::getDb()->schema->insert(static::tableName(), $values)) === false) {
            return false;
        }
        foreach ($primaryKeys as $name => $value) {
            $id = static::getTableSchema()->columns[$name]->phpTypecast($value);
            $this->setAttribute($name, $id);
            $values[$name] = $id;

        if ($runValidation && !$this->validate($attributes)) {
            Yii::info('Model not inserted due to validation error.', __METHOD__);
            return false;
        }
 
        if (!$this->isTransactional(self::OP_INSERT)) {
            return $this->insertInternal($attributes);
        }
 
        $transaction = static::getDb()->beginTransaction();
        try {
            $result = $this->insertInternal($attributes);
            if ($result === false) {

     * meaning all attributes that are loaded from DB will be saved.
     * @return boolean whether the saving succeeded (i.e. no validation errors occurred).
     */
    public function save($runValidation = true, $attributeNames = null)
    {
        if ($this->getIsNewRecord()) {
            return $this->insert($runValidation, $attributeNames);
        } else {
            return $this->update($runValidation, $attributeNames) !== false;
        }
    }
 
    /**

                break;
            }
        }
 
        $result = null;
 
        if ($runAction && $this->beforeAction($action)) {
            // run the action
            $result = $action->runWithParams($params);
 
            $result = $this->afterAction($action, $result);
 
            // call afterAction on modules

        $parts = $this->createController($route);
        if (is_array($parts)) {
            /* @var $controller Controller */
            list($controller, $actionID) = $parts;
            $oldController = Yii::$app->controller;
            Yii::$app->controller = $controller;
            $result = $controller->runAction($actionID, $params);
            if ($oldController !== null) {
                Yii::$app->controller = $oldController;
            }
 
            return $result;
        } else {

            $params = $this->catchAll;
            unset($params[0]);
        }
        try {
            Yii::trace("Route requested: '$route'", __METHOD__);
            $this->requestedRoute = $route;
            $result = $this->runAction($route, $params);
            if ($result instanceof Response) {
                return $result;
            } else {
                $response = $this->getResponse();
                if ($result !== null) {
                    $response->data = $result;

        try {
 
            $this->state = self::STATE_BEFORE_REQUEST;
            $this->trigger(self::EVENT_BEFORE_REQUEST);
 
            $this->state = self::STATE_HANDLING_REQUEST;
            $response = $this->handleRequest($this->getRequest());
 
            $this->state = self::STATE_AFTER_REQUEST;
            $this->trigger(self::EVENT_AFTER_REQUEST);
 
            $this->state = self::STATE_SENDING_RESPONSE;
            $response->send();