1, 連接一般的mongodb,可以參考MongoDb Extension的文檔,如下
http://www.yiiframework.com/doc-2.0/ext-mongodb-index.html
2, 連接mongodb分佈式服務,只需要修改配置文件如下
return [
//....
'components' => [
'mongodb' => [
'class' => '\yii\mongodb\Connection',
'dsn' => 'mongodb://username:password@mongos1_domain:27017,mongos2_domain:27017,mongos3_domain:27017/mydatabase',
],
],
];