# Class Phalcon\\Db\\Result\\Pdo
# Class **Phalcon\\Db\\Result\\Pdo**
*implements*[*Phalcon\\Db\\ResultInterface*](#)
Encapsulates the resultset internals
```
<pre class="calibre14">```
<?php
$result = $connection->query("SELECT * FROM robots ORDER BY name");
$result->setFetchMode(Phalcon\Db::FETCH_NUM);
while ($robot = $result->fetchArray()) {
print_r($robot);
}
```
```
### Methods
public **\_\_construct** ([*Phalcon\\Db\\AdapterInterface*](#) $connection, *PDOStatement* $result, \[*string* $sqlStatement\], \[*array* $bindParams\], \[*array* $bindTypes\])
Phalcon\\Db\\Result\\Pdo constructor
public **execute** ()
Allows to execute the statement again. Some database systems don't support scrollable cursors, So, as cursors are forward only, we need to execute the cursor again to fetch rows from the begining
public **fetch** (\[*unknown* $fetchStyle\], \[*unknown* $cursorOrientation\], \[*unknown* $cursorOffset\])
Fetches an array/object of strings that corresponds to the fetched row, or FALSE if there are no more rows. This method is affected by the active fetch flag set using Phalcon\\Db\\Result\\Pdo::setFetchMode
```
<pre class="calibre14">```
<?php
$result = $connection->query("SELECT * FROM robots ORDER BY name");
$result->setFetchMode(Phalcon\Db::FETCH_OBJ);
while ($robot = $result->fetch()) {
echo $robot->name;
}
```
```
public **fetchArray** ()
Returns an array of strings that corresponds to the fetched row, or FALSE if there are no more rows. This method is affected by the active fetch flag set using Phalcon\\Db\\Result\\Pdo::setFetchMode
```
<pre class="calibre14">```
<?php
$result = $connection->query("SELECT * FROM robots ORDER BY name");
$result->setFetchMode(Phalcon\Db::FETCH_NUM);
while ($robot = result->fetchArray()) {
print_r($robot);
}
```
```
public **fetchAll** (\[*unknown* $fetchStyle\], \[*unknown* $fetchArgument\], \[*unknown* $ctorArgs\])
Returns an array of arrays containing all the records in the result This method is affected by the active fetch flag set using Phalcon\\Db\\Result\\Pdo::setFetchMode
```
<pre class="calibre14">```
<?php
$result = $connection->query("SELECT * FROM robots ORDER BY name");
$robots = $result->fetchAll();
```
```
public **numRows** ()
Gets number of rows returned by a resultset
```
<pre class="calibre14">```
<?php
$result = $connection->query("SELECT * FROM robots ORDER BY name");
echo 'There are ', $result->numRows(), ' rows in the resultset';
```
```
public **dataSeek** (*unknown* $number)
Moves internal resultset cursor to another position letting us to fetch a certain row
```
<pre class="calibre14">```
<?php
$result = $connection->query("SELECT * FROM robots ORDER BY name");
$result->dataSeek(2); // Move to third row on result
$row = $result->fetch(); // Fetch third row
```
```
public **setFetchMode** (*unknown* $fetchMode, \[*unknown* $colNoOrClassNameOrObject\], \[*unknown* $ctorargs\])
Changes the fetching mode affecting Phalcon\\Db\\Result\\Pdo::fetch()
```
<pre class="calibre14">```
<?php
//Return array with integer indexes
$result->setFetchMode(Phalcon\Db::FETCH_NUM);
//Return associative array without integer indexes
$result->setFetchMode(Phalcon\Db::FETCH_ASSOC);
//Return associative array together with integer indexes
$result->setFetchMode(Phalcon\Db::FETCH_BOTH);
//Return an object
$result->setFetchMode(Phalcon\Db::FETCH_OBJ);
```
```
public **getInternalResult** ()
Gets the internal PDO result object
|
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- API參考
- API列表
- Abstract class Phalcon\Acl
- Abstract class Phalcon\Acl\Adapter
- Class Phalcon\Acl\Adapter\Memory
- Interface Phalcon\Acl\AdapterInterface
- Class Phalcon\Acl\Exception
- Class Phalcon\Acl\Resource
- Interface Phalcon\Acl\ResourceInterface
- Class Phalcon\Acl\Role
- Interface Phalcon\Acl\RoleInterface
- Class Phalcon\Annotations\Annotation
- Abstract class Phalcon\Annotations\Adapter
- Interface Phalcon\Annotations\AdapterInterface
- Class Phalcon\Annotations\Collection
- Class Phalcon\Annotations\Exception
- Class Phalcon\Annotations\Reader
- Interface Phalcon\Annotations\ReaderInterface
- Class Phalcon\Annotations\Reflection
- Class Phalcon\Assets\Collection
- Class Phalcon\Assets\Exception
- Interface Phalcon\Assets\FilterInterface
- Class Phalcon\Assets\Filters\Cssmin
- Class Phalcon\Assets\Filters\Jsmin
- Class Phalcon\Assets\Filters\None
- Class Phalcon\Assets\Inline
- Class Phalcon\Assets\Inline\Css
- Class Phalcon\Assets\Inline\Js
- Class Phalcon\Assets\Manager
- Class Phalcon\Assets\Resource
- Class Phalcon\Assets\Resource\Css
- Class Phalcon\Assets\Resource\Js
- Abstract class Phalcon\Cache\Backend
- Class Phalcon\Cache\Backend\Apc
- Class Phalcon\Cache\Backend\File
- Class Phalcon\Cache\Backend\Libmemcached
- Class Phalcon\Cache\Backend\Memcache
- Class Phalcon\Cache\Backend\Memory
- Class Phalcon\Cache\Backend\Mongo
- Class Phalcon\Cache\Backend\Redis
- Class Phalcon\Cache\Backend\Xcache
- Interface Phalcon\Cache\BackendInterface
- Class Phalcon\Cache\Exception
- Class Phalcon\Cache\Frontend\Base64
- Class Phalcon\Cache\Frontend\Data
- Class Phalcon\Cache\Frontend\Igbinary
- Class Phalcon\Cache\Frontend\Json
- Class Phalcon\Cache\Frontend\None
- Class Phalcon\Cache\Frontend\Output
- Interface Phalcon\Cache\FrontendInterface
- Class Phalcon\Cache\Multiple
- Class Phalcon\Cli\Router\Route
- Class Phalcon\Config
- Class Phalcon\Config\Adapter\Ini
- Class Phalcon\Config\Adapter\Json
- Class Phalcon\Config\Adapter\Php
- Class Phalcon\Config\Adapter\Yaml
- Class Phalcon\Config\Exception
- Class Phalcon\Crypt
- Class Phalcon\Crypt\Exception
- Interface Phalcon\CryptInterface
- Abstract class Phalcon\Db
- Abstract class Phalcon\Db\Adapter
- Interface Phalcon\Db\AdapterInterface
- Class Phalcon\Db\Column
- Interface Phalcon\Db\ColumnInterface
- Abstract class Phalcon\Db\Dialect
- Interface Phalcon\Db\DialectInterface
- Class Phalcon\Db\Exception
- Class Phalcon\Db\Index
- Interface Phalcon\Db\IndexInterface
- Class Phalcon\Db\Profiler
- Class Phalcon\Db\RawValue
- Class Phalcon\Db\Reference
- Interface Phalcon\Db\ReferenceInterface
- Class Phalcon\Db\Result\Pdo
- Interface Phalcon\Db\ResultInterface
- Class Phalcon\Debug
- Class Phalcon\Debug\Dump
- Class Phalcon\Debug\Exception
- Interface Phalcon\DiInterface
- Abstract class Phalcon\Dispatcher
- Interface Phalcon\DispatcherInterface
- Class Phalcon\Escaper
- Class Phalcon\Escaper\Exception
- Interface Phalcon\EscaperInterface
- Class Phalcon\Events\Event
- Interface Phalcon\Events\EventsAwareInterface
- Class Phalcon\Events\Exception
- Class Phalcon\Events\Manager
- Interface Phalcon\Events\ManagerInterface
- Class Phalcon\Exception
- Class Phalcon\Filter
- Class Phalcon\Filter\Exception
- Interface Phalcon\Filter\UserFilterInterface
- Interface Phalcon\FilterInterface
- Abstract class Phalcon\Flash
- Class Phalcon\Flash\Direct
- Class Phalcon\Flash\Exception
- Class Phalcon\Flash\Session
- Interface Phalcon\FlashInterface
- Class Phalcon\Forms\Form
- Abstract class Phalcon\Forms\Element
- Class Phalcon\Forms\Exception
- Class Phalcon\Forms\Manager
- Class Phalcon\Http\Cookie
- Class Phalcon\Http\Cookie\Exception
- Class Phalcon\Http\Request
- Class Phalcon\Http\Request\Exception
- Class Phalcon\Http\Request\File
- Interface Phalcon\Http\Request\FileInterface
- Interface Phalcon\Http\RequestInterface
- Class Phalcon\Http\Response
- Class Phalcon\Http\Response\Cookies
- Interface Phalcon\Http\Response\CookiesInterface
- Class Phalcon\Http\Response\Exception
- Class Phalcon\Http\Response\Headers
- Interface Phalcon\Http\Response\HeadersInterface
- Interface Phalcon\Http\ResponseInterface
- Class Phalcon\Image
- Abstract class Phalcon\Image\Adapter
- Class Phalcon\Image\Adapter\Imagick
- Interface Phalcon\Image\AdapterInterface
- Class Phalcon\Image\Exception
- Class Phalcon\Kernel
- Class Phalcon\Loader
- Class Phalcon\Loader\Exception
- Abstract class Phalcon\Logger
- Abstract class Phalcon\Logger\Adapter
- Class Phalcon\Logger\Adapter\File
- Class Phalcon\Logger\Adapter\Firephp
- Class Phalcon\Logger\Adapter\Stream
- Class Phalcon\Logger\Adapter\Syslog
- Interface Phalcon\Logger\AdapterInterface
- Class Phalcon\Logger\Exception
- Abstract class Phalcon\Logger\Formatter
- Interface Phalcon\Logger\FormatterInterface
- Class Phalcon\Logger\Item
- Class Phalcon\Logger\Multiple
- Class Phalcon\Mvc\Application
- Class Phalcon\Mvc\Application\Exception
- Abstract class Phalcon\Mvc\Collection
- Abstract class Phalcon\Mvc\Collection\Behavior
- Class Phalcon\Mvc\Collection\Behavior\SoftDelete
- Class Phalcon\Mvc\Collection\Behavior\Timestampable
- Interface Phalcon\Mvc\Collection\BehaviorInterface
- Class Phalcon\Mvc\Collection\Document
- Class Phalcon\Mvc\Collection\Exception
- Class Phalcon\Mvc\Collection\Manager
- Interface Phalcon\Mvc\Collection\ManagerInterface
- Interface Phalcon\Mvc\CollectionInterface
- Abstract class Phalcon\Mvc\Controller
- Interface Phalcon\Mvc\ControllerInterface
- Class Phalcon\Mvc\Dispatcher
- Class Phalcon\Mvc\Dispatcher\Exception
- Interface Phalcon\Mvc\DispatcherInterface
- Interface Phalcon\Mvc\EntityInterface
- Class Phalcon\Mvc\Micro
- Class Phalcon\Mvc\Micro\Collection
- Interface Phalcon\Mvc\Micro\CollectionInterface
- Class Phalcon\Mvc\Micro\Exception
- Class Phalcon\Mvc\Micro\LazyLoader
- Interface Phalcon\Mvc\Micro\MiddlewareInterface
- Abstract class Phalcon\Mvc\Model
- Abstract class Phalcon\Mvc\Model\Behavior
- Class Phalcon\Mvc\Model\Criteria
- Interface Phalcon\Mvc\Model\CriteriaInterface
- Class Phalcon\Mvc\Model\Exception
- Class Phalcon\Mvc\Model\Manager
- Interface Phalcon\Mvc\Model\ManagerInterface
- Class Phalcon\Mvc\Model\Message
- Interface Phalcon\Mvc\Model\MessageInterface
- Abstract class Phalcon\Mvc\Model\MetaData
- Interface Phalcon\Mvc\Model\MetaDataInterface
- Class Phalcon\Mvc\Model\Query
- Interface Phalcon\Mvc\Model\QueryInterface
- Class Phalcon\Mvc\Model\Relation
- Interface Phalcon\Mvc\Model\RelationInterface
- Interface Phalcon\Mvc\Model\ResultInterface
- Abstract class Phalcon\Mvc\Model\Resultset
- Abstract class Phalcon\Mvc\Model\Validator
- Interface Phalcon\Mvc\Model\ResultsetInterface
- Class Phalcon\Mvc\Model\Row
- Class Phalcon\Mvc\Model\Transaction
- Interface Phalcon\Mvc\Model\TransactionInterface
- Class Phalcon\Mvc\Model\ValidationFailed
- Interface Phalcon\Mvc\ModelInterface
- Interface Phalcon\Mvc\ModuleDefinitionInterface
- Class Phalcon\Mvc\Router
- Class Phalcon\Mvc\Router\Annotations
- Class Phalcon\Mvc\Router\Exception
- Class Phalcon\Mvc\Router\Group
- Interface Phalcon\Mvc\Router\GroupInterface
- Class Phalcon\Mvc\Router\Route
- Interface Phalcon\Mvc\Router\RouteInterface
- Interface Phalcon\Mvc\RouterInterface
- Class Phalcon\Mvc\Url
- Class Phalcon\Mvc\Url\Exception
- Interface Phalcon\Mvc\UrlInterface
- Class Phalcon\Mvc\User\Component
- Class Phalcon\Mvc\User\Module
- Class Phalcon\Mvc\User\Plugin
- Class Phalcon\Mvc\View
- Abstract class Phalcon\Mvc\View\Engine
- Interface Phalcon\Mvc\View\EngineInterface
- Class Phalcon\Mvc\View\Exception
- Class Phalcon\Mvc\View\Simple
- Interface Phalcon\Mvc\ViewBaseInterface
- Interface Phalcon\Mvc\ViewInterface
- Abstract class Phalcon\Paginator\Adapter
- Class Phalcon\Paginator\Adapter\Model
- Class Phalcon\Paginator\Adapter\NativeArray
- Class Phalcon\Paginator\Adapter\QueryBuilder
- Interface Phalcon\Paginator\AdapterInterface
- Class Phalcon\Paginator\Exception
- Class Phalcon\Queue\Beanstalk
- Class Phalcon\Queue\Beanstalk\Job
- Final class Phalcon\Registry
- Class Phalcon\Security
- Class Phalcon\Security\Exception
- Abstract class Phalcon\Session
- Abstract class Phalcon\Session\Adapter
- Interface Phalcon\Session\AdapterInterface
- Class Phalcon\Session\Bag
- Interface Phalcon\Session\BagInterface
- Class Phalcon\Session\Exception
- Class Phalcon\Tag
- Class Phalcon\Tag\Exception
- Abstract class Phalcon\Tag\Select
- Abstract class Phalcon\Text
- Abstract class Phalcon\Translate
- Abstract class Phalcon\Translate\Adapter
- Class Phalcon\Translate\Adapter\Csv
- Class Phalcon\Translate\Adapter\Gettext
- Class Phalcon\Translate\Adapter\NativeArray
- Interface Phalcon\Translate\AdapterInterface
- Class Phalcon\Translate\Exception
- Class Phalcon\Validation
- Class Phalcon\Validation\Exception
- Class Phalcon\Validation\Message
- Class Phalcon\Validation\Message\Group
- Interface Phalcon\Validation\MessageInterface
- Abstract class Phalcon\Validation\Validator
- Class Phalcon\Validation\Validator\Alnum
- Class Phalcon\Validation\Validator\Alpha
- Class Phalcon\Validation\Validator\Between
- Class Phalcon\Validation\Validator\Confirmation
- Class Phalcon\Validation\Validator\Digit
- Class Phalcon\Validation\Validator\Email
- Class Phalcon\Validation\Validator\ExclusionIn
- Class Phalcon\Validation\Validator\File
- Class Phalcon\Validation\Validator\Identical
- Class Phalcon\Validation\Validator\InclusionIn
- Class Phalcon\Validation\Validator\Numericality
- Class Phalcon\Validation\Validator\PresenceOf
- Class Phalcon\Validation\Validator\Regex
- Class Phalcon\Validation\Validator\StringLength
- Class Phalcon\Validation\Validator\Uniqueness
- Class Phalcon\Validation\Validator\Url
- Interface Phalcon\Validation\ValidatorInterface
- Class Phalcon\Version
- 參考手冊
- 安裝(Installation)
- 教程 1:讓我們通過例子來學習(Tutorial 1: Let’s learn by example)
- 教程 2:Introducing INVO(Tutorial 2: Introducing INVO)
- 教程 3: Securing INVO
- 教程 4: Using CRUDs
- 教程 5: Customizing INVO
- 教程 6: Vkuró
- 教程 7:創建簡單的 REST API(Tutorial 7: Creating a Simple REST API)
- 示例列表(List of examples)
- 依賴注入與服務定位器(Dependency Injection/Service Location)
- MVC 架構(The MVC Architecture)
- 使用控制器(Using Controllers)
- 使用模型(Working with Models)
- 模型元數據(Models Meta-Data)
- 事務管理(Model Transactions)
- Phalcon 查詢語言(Phalcon Query Language (PHQL))
- 緩存對象關系映射(Caching in the ORM)
- 對象文檔映射 ODM (Object-Document Mapper)
- 使用視圖(Using Views)
- 視圖助手(View Helpers)
- 資源文件管理(Assets Management)
- Volt 模版引擎(Volt: Template Engine)
- MVC 應用(MVC Applications)
- 路由(Routing)
- 調度控制器(Dispatching Controllers)
- 微應用(Micro Applications)
- 使用命名空間(Working with Namespaces)
- 事件管理器(Events Manager)
- Request Environment
- 返回響應(Returning Responses)
- Cookie 管理(Cookies Management)
- 生成 URL 和 路徑(Generating URLs and Paths)
- 閃存消息(Flashing Messages)
- 使用 Session 存儲數據(Storing data in Session)
- 過濾與清理(Filtering and Sanitizing)
- 上下文編碼(Contextual Escaping)
- 驗證(Validation)
- 表單(Forms)
- 讀取配置(Reading Configurations)
- 分頁(Pagination)
- 使用緩存提高性能(Improving Performance with Cache)
- 安全(Security)
- Encryption/Decryption
- 訪問控制列表 ACL(Access Control Lists ACL)
- 多語言支持(Multi-lingual Support)
- Universal Class Loader
- 日志記錄(Logging)
- 注釋解析器(Annotations Parser)
- 命令行應用(Command Line Applications)
- 隊列(Queueing)
- 數據庫抽象層(Database Abstraction Layer)
- 國際化(Internationalization)
- 數據庫遷移(Database Migrations)
- 調試應用程序(Debugging Applications)
- Phalcon 開發工具(Phalcon Developer Tools)
- 提高性能:下一步該做什么?(Increasing Performance: What’s next?)
- 單元測試(Unit testing)
- 授權(License)