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The MongoDB\Driver\WriteConcern class

(mongodb >=1.0.0)

Einführung

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.

Klassenbeschreibung

final MongoDB\Driver\WriteConcern implements MongoDB\BSON\Serializable , Serializable {
/* Constants */
const string MAJORITY = "majority" ;
/* Methoden */
final public bsonSerialize ( ) : object
final public __construct ( string|int $w [, int $wtimeout [, bool $journal ]] )
final public getJournal ( ) : bool|null
final public getW ( ) : string|int|null
final public getWtimeout ( ) : int|MongoDB\BSON\Int64
final public isDefault ( ) : bool
final public serialize ( ) : string
final public unserialize ( string $serialized ) : void
}

Vordefinierte Konstanten

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 Beschreibung
PECL mongodb 1.7.0 Implements Serializable.
PECL mongodb 1.2.0 Implements MongoDB\BSON\Serializable.

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