???? ??? ???? ?? ???? ?? ??? ??? ??? ?????. ???? ? ? ????? ??? ??? ???? ???? ???? ???? ???? ???. ? ???? Yii ?????? ??? ??? ???? ???? ???? ??? ??? ? ????.

1. MySQL ???????? ??? ??

MySQL? ?? ?? ?? ???? ??? ?????? ? ???? ?? ? ??? ?? ?????. ????? Yii ??????? MySQL ???????? ???? ???? ??? ?????.

1??: ??????? ??

MySQL ???????? ???? ????? ?? ??????? ???? ???. Yii ???????? CDbConnection ???? ???? ??????? ??? ? ????. ?? ???? ?????? ?? ??? ??? ?? ??? ? ????.

'comComponents' =>[
'db' => [

  'class' => 'CDbConnection',
  'connectionString' => 'mysql:host=localhost;dbname=test',
  'username' => 'root',
  'password' => '123456',
  'charset' => 'utf8',

],
],

? ????? ConnectionString ??? ?? ?????? ??, ??, ?????? ?? ? ?? ??? ????, ??? ?? ? ???? ??? ?? ??????? ??? ??? ????? ?????.

2??: ??? ??

??????? ??? ? ???? ???? ???? ??? ? ????. Yii ???????? CDbCommand ???? ???? ?? ?? ??? ? ????. ?? ??, ?? ??? ???? ??? ???? ?? ???? ??? ? ????:

$command = Yii::app()->db->createCommand('SELECT * FROM user');
$data = $command ->queryAll();

? ????? ?? Yii::app()->db? ?? ?????? ?? ??? ?? ?? createCommand ???? ???? ?? ??? ???? queryAll ???? ?????. ??? ???? ??? ?????. ??? $data ??? ?????.

2. MongoDB ???????? ??? ??

MongoDB? ??? ??? ???? ? ????? ???? ?? ?? ???? ???? NoSQL ?????????. Yii ???????? YiiMongoDbSuite ??? ???? MongoDB ??????? ??? ? ????.

1??: ??????? ??

MongoDB ???????? ???? ????? ?? ??????? ???? ???. Yii ???????? ??? ?? ?? ??? ?? ?????? ?? ??? ??? ? ????:

'mongodb' => [
'class' => 'EMongoClient',
'server' => 'mongodb ://localhost :27017',
'db' => 'test',
],

? ????? class ??? ?? EMongoClient ???? ????, server ??? ???? ??????? ??? ?? ??? ?????. db ??? ??? ??????? ??? ?????.

2??: ??? ??

MongoDB ??????? ??? ? ???? ???? ???? ??? ? ????. Yii ???????? EMongoCriteria ???? ???? ?? ??? ???? EMongoDocument ???? ???? ?? ?? ??? ? ????. ?? ??, ?? ??? ???? ??? ???? ?? ???? ??? ? ????.

$criteria = new EMongoCriteria();
$data = User::model()->findAll($criteria);

The ?? ????? EMongoCriteria ???? ???? ?? ??? ??? ?? User::model()? ?? User ?? ??? ?? findAll ???? ???? ??? ???? ?? ??? $data ??? ?????.

3. API ??????? ??? ??

? ??? ??? ???? ?? ?? ? ?? ??? ???? ???? ???? ?? API ?????? ???? ????. Yii ???????? CUrlManager ???? ???? API ?????? ????? ???? ?? ? ????.

1??: API ????? URL ??

API ?????? ?????? ?? API ?????? URL ??? ??? ???. Yii ???????? ?? ???? API ?????? URL ??? ??? ?? ??? ? ????:

'urlManager' => [
'urlFormat' => 'path',
'showScriptName' => false ,
'rules' => [

  'api/data' => 'site/getData',

],
],

? ????? ?? ??? ?? API ?????? URL? SiteController ????? getData ???? ?????.

2??: API ????? ?? ? ??? ????

API ????? URL? ??? ? CUrlManager ???? ?? API ?????? ????? ???? ??? ? ????. ?? ??, ?? ??? ???? API ?????? ??? ? ????:

$url = 'http://api.example.com/data';
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url) ;
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
$data = cur_exec($ch);
curl_close($ch);

? ????? ?? curl_init ??? ???? ? ??? ??????. , ?_setopt ??? ???? ??? URL ??? ???? ??? ??? ???? ????? ?_exec ??? ?? ??? ???? ??? $data ??? ?????.

??

Yii ???????? ??? ??? ???? ??? ??? ???? ???? ??? ? ????. MySQL ???????? ???? ???? ?? ?? CDbConnection ? CDbCommand ???? ??? ? ????. MongoDB ???????? ???? ???? ?? ?? API ??????? ???? ???? ?? ?? EMongoClient ? EMongoCriteria ???? ??? ? ????. , CUrlManager ???? ??? ? ????. ?? ??? ???? ???? ???? ?? ??? ??? ??? ?? ?? ?? ???? ????? ??? ??? ???? ???. ? ?? Yii ??????? ??? ??? ? ? ???? ? ??? ??? ????.

? ??? Yii ??????? ??? ??: ??? ??? ???? ??? ????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!