MongoDB\Driver
PHP Manual

The MongoDB\Driver\WriteConcern class

Introduction

MongoDB\Driver\WriteConcern describes the level of acknowledgement requested from MongoDB for write operations to a standalone mongod or to replica sets or to sharded clusters. In sharded clusters, mongos instances will pass the write concern on to the shards.

Class synopsis

MongoDB\Driver\WriteConcern
final class MongoDB\Driver\WriteConcern implements MongoDB\BSON\Serializable, Serializable {
/* Constants */
const string MongoDB\Driver\WriteConcern::MAJORITY = "majority";
/* Methods */
final public stdClass bsonSerialize()
final public __construct(stringint $w, intnull $wtimeout = null, boolnull $journal = null)
final public boolnull getJournal()
final public stringintnull getW()
final public int getWtimeout()
final public bool isDefault()
final public string serialize()
final public void unserialize(string $data)
}

Predefined Constants

MongoDB\Driver\WriteConcern::MAJORITY

Majority of all the members in the set; arbiters, non-voting members, passive members, hidden members and delayed members are all included in the definition of majority write concern.

Changelog

Version Description
PECL mongodb 1.7.0 Implements Serializable.
PECL mongodb 1.2.0 Implements MongoDB\BSON\Serializable.

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