MongoCollection
PHP Manual

MongoCollection::setWriteConcern

Set the write concern for this database

Description

public bool MongoCollection::setWriteConcern ( mixed $w [, int $wtimeout ] )

Parameters

w

The write concern. This may be an integer denoting the number of servers required to acknowledge the write, or a string mode (e.g. "majority").

wtimeout

The maximum number of milliseconds to wait for the server to satisfy the write concern.

Return Values

Returns TRUE on success, or FALSE otherwise.

Errors/Exceptions

Emits E_WARNING if the w parameter is not an integer or string value.

Examples

Example #1 MongoDB::setWriteConcern example

<?php

$mc = new MongoClient('mongodb://rs1.example.com,rs2.example.com');
$coll = $mc->selectCollection('test', 'foo');

// Require that the majority of servers in the replica set acknowledge writes
// within three seconds.
$coll->setWriteConcern('majority', 3000);
?>

See Also

  • The write concern documentation.
  • MongoCollection::getWriteConcern