Php/docs/mongodb.getwriteconcern
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MongoDB::getWriteConcern
(PECL mongo >=1.5.0)
MongoDB::getWriteConcern — Get the write concern for this database
说明
public MongoDB::getWriteConcern ( ) : array
参数
此函数没有参数。
返回值
This function returns an array describing the write concern. The array contains the values w
for an integer acknowledgement level or string mode, and wtimeout
denoting the maximum number of milliseconds to wait for the server to satisfy the write concern.
范例
Example #1 MongoDB::getWriteConcern() return value example
<?php$mc = new MongoClient('mongodb://localhost:27017', array('wTimeoutMS' => 500));$db = $mc->selectDB('test');var_dump($db->getWriteConcern());$db->setWriteConcern(1, 1000);var_dump($db->getWriteConcern());?>
以上例程会输出:
array(2) { ["w"]=> int(1) ["wtimeout"]=> int(500) } array(2) { ["w"]=> int(1) ["wtimeout"]=> int(1000) }
参见
- The write concern documentation.
- MongoDB::setWriteConcern() - Set the write concern for this database