MongoDB\Driver
PHP Manual

The MongoDB\Driver\WriteConcern class

(mongodb >=1.0.0)

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

final MongoDB\Driver\WriteConcern {
/* Constants */
const string MAJORITY = majority ;
/* Methods */
final public __construct ( string|int $w [, integer $wtimeout [, boolean $journal ]] )
final public bool|null getJournal ( void )
final public string|int|null getW ( void )
final public int getWtimeout ( void )
}

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.

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MongoDB\Driver
PHP Manual