<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>Set the write concern for this database</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="mongocollection.setslaveokay.html">MongoCollection::setSlaveOkay</a></div> <div class="next" style="text-align: right; float: right;"><a href="mongocollection.toindexstring.html">MongoCollection::toIndexString</a></div> <div class="up"><a href="class.mongocollection.html">MongoCollection</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="mongocollection.setwriteconcern" class="refentry"> <div class="refnamediv"> <h1 class="refname">MongoCollection::setWriteConcern</h1> <p class="verinfo">(PECL mongo >=1.5.0)</p><p class="refpurpose"><span class="refname">MongoCollection::setWriteConcern</span> — <span class="dc-title">Set the write concern for this database</span></p> </div> <div class="refsect1 description" id="refsect1-mongocollection.setwriteconcern-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><strong>MongoCollection::setWriteConcern</strong></span> ( <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$w</code></span> [, <span class="methodparam"><span class="type">int</span> <code class="parameter">$wtimeout</code></span> ] )</div> </div> <div class="refsect1 parameters" id="refsect1-mongocollection.setwriteconcern-parameters"> <h3 class="title">Parameters</h3> <dl> <dt> <code class="parameter">w</code></dt> <dd> <p class="para">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").</p></dd> <dt> <code class="parameter">wtimeout</code></dt> <dd> <p class="para">The maximum number of milliseconds to wait for the server to satisfy the write concern.</p></dd> </dl> </div> <div class="refsect1 returnvalues" id="refsect1-mongocollection.setwriteconcern-returnvalues"> <h3 class="title">Return Values</h3> <p class="para">Returns <strong><code>TRUE</code></strong> on success, or <strong><code>FALSE</code></strong> otherwise.</p> </div> <div class="refsect1 errors" id="refsect1-mongocollection.setwriteconcern-errors"> <h3 class="title">Errors/Exceptions</h3> <p class="para">Emits <strong><code>E_WARNING</code></strong> if the <em>w</em> parameter is not an integer or string value.</p> </div> <div class="refsect1 examples" id="refsect1-mongocollection.setwriteconcern-examples"> <h3 class="title">Examples</h3> <div class="example" id="example-1607"> <p><strong>Example #1 <span class="methodname"><a href="mongodb.setwriteconcern.html" class="methodname">MongoDB::setWriteConcern()</a></span> example</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /><br />$mc </span><span style="color: #007700">= new </span><span style="color: #0000BB">MongoClient</span><span style="color: #007700">(</span><span style="color: #DD0000">'mongodb://rs1.example.com,rs2.example.com'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$coll </span><span style="color: #007700">= </span><span style="color: #0000BB">$mc</span><span style="color: #007700">-></span><span style="color: #0000BB">selectCollection</span><span style="color: #007700">(</span><span style="color: #DD0000">'test'</span><span style="color: #007700">, </span><span style="color: #DD0000">'foo'</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Require that the majority of servers in the replica set acknowledge writes<br />// within three seconds.<br /></span><span style="color: #0000BB">$coll</span><span style="color: #007700">-></span><span style="color: #0000BB">setWriteConcern</span><span style="color: #007700">(</span><span style="color: #DD0000">'majority'</span><span style="color: #007700">, </span><span style="color: #0000BB">3000</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> </div> </div> <div class="refsect1 seealso" id="refsect1-mongocollection.setwriteconcern-seealso"> <h3 class="title">See Also</h3> <ul class="simplelist"> <li class="member">The <a href="mongo.writeconcerns.html" class="link">write concern</a> documentation.</li> <li class="member"><span class="function"><a href="mongocollection.getwriteconcern.html" class="function" rel="rdfs-seeAlso">MongoCollection::getWriteConcern()</a> - Get the write concern for this collection</span></li> </ul> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="mongocollection.setslaveokay.html">MongoCollection::setSlaveOkay</a></div> <div class="next" style="text-align: right; float: right;"><a href="mongocollection.toindexstring.html">MongoCollection::toIndexString</a></div> <div class="up"><a href="class.mongocollection.html">MongoCollection</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>