<!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>Remove one collection document</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="mysql-xdevapi-collection.remove.html">Collection::remove</a></div> <div class="next" style="text-align: right; float: right;"><a href="mysql-xdevapi-collection.replaceone.html">Collection::replaceOne</a></div> <div class="up"><a href="class.mysql-xdevapi-collection.html">mysql_xdevapi\Collection</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="mysql-xdevapi-collection.removeone" class="refentry"> <div class="refnamediv"> <h1 class="refname">Collection::removeOne</h1> <p class="verinfo">(No version information available, might only be in Git)</p><p class="refpurpose"><span class="refname">Collection::removeOne</span> — <span class="dc-title">Remove one collection document</span></p> </div> <div class="refsect1 description" id="refsect1-mysql-xdevapi-collection.removeone-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="type"><span class="type mysql_xdevapi\Result">mysql_xdevapi\Result</span></span> <span class="methodname"><strong>mysql_xdevapi\Collection::removeOne</strong></span> ( <span class="methodparam"><span class="type">string</span> <code class="parameter">$id</code></span> )</div> <p class="para rdfs-comment"> Remove one document from the collection with the correspending ID. This is a shortcut for <code class="code">Collection.remove("_id = :id").bind("id", id).execute()</code>. </p> </div> <div class="refsect1 parameters" id="refsect1-mysql-xdevapi-collection.removeone-parameters"> <h3 class="title">Parameters</h3> <dl> <dt> <code class="parameter">id</code></dt> <dd> <p class="para"> The ID of the collection document to remove. Typically this is the _id that was generated by MySQL Server when the record was added. </p> </dd> </dl> </div> <div class="refsect1 returnvalues" id="refsect1-mysql-xdevapi-collection.removeone-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> A Result object that can be used to query the number of affected items or the number warnings generated by the operation. </p> </div> <div class="refsect1 examples" id="refsect1-mysql-xdevapi-collection.removeone-examples"> <h3 class="title">Examples</h3> <div class="example" id="example-1993"> <p><strong>Example #1 <span class="function"><strong>mysql_xdevapi\Collection::removeOne()</strong></span> example</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br />$session </span><span style="color: #007700">= </span><span style="color: #0000BB">mysql_xdevapi</span><span style="color: #007700">\</span><span style="color: #0000BB">getSession</span><span style="color: #007700">(</span><span style="color: #DD0000">"mysqlx://user:password@localhost"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$session</span><span style="color: #007700">-></span><span style="color: #0000BB">sql</span><span style="color: #007700">(</span><span style="color: #DD0000">"DROP DATABASE IF EXISTS addressbook"</span><span style="color: #007700">)-></span><span style="color: #0000BB">execute</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$session</span><span style="color: #007700">-></span><span style="color: #0000BB">sql</span><span style="color: #007700">(</span><span style="color: #DD0000">"CREATE DATABASE addressbook"</span><span style="color: #007700">)-></span><span style="color: #0000BB">execute</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">$schema </span><span style="color: #007700">= </span><span style="color: #0000BB">$session</span><span style="color: #007700">-></span><span style="color: #0000BB">getSchema</span><span style="color: #007700">(</span><span style="color: #DD0000">"addressbook"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$collection </span><span style="color: #007700">= </span><span style="color: #0000BB">$schema</span><span style="color: #007700">-></span><span style="color: #0000BB">createCollection</span><span style="color: #007700">(</span><span style="color: #DD0000">"people"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">$collection</span><span style="color: #007700">-></span><span style="color: #0000BB">add</span><span style="color: #007700">(</span><span style="color: #DD0000">'{"name": "Alfred", "age": 18, "job": "Butler"}'</span><span style="color: #007700">)-></span><span style="color: #0000BB">execute</span><span style="color: #007700">();<br /><br /></span><span style="color: #FF8000">// Normally the _id is known by other means, <br />// but for this example let's fetch the generated id and use it<br /></span><span style="color: #0000BB">$ids </span><span style="color: #007700">= </span><span style="color: #0000BB">$result</span><span style="color: #007700">-></span><span style="color: #0000BB">getGeneratedIds</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$alfred_id </span><span style="color: #007700">= </span><span style="color: #0000BB">$ids</span><span style="color: #007700">[</span><span style="color: #0000BB">0</span><span style="color: #007700">];<br /><br /></span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">$collection</span><span style="color: #007700">-></span><span style="color: #0000BB">removeOne</span><span style="color: #007700">(</span><span style="color: #0000BB">$alfred_id</span><span style="color: #007700">);<br /><br />if(!</span><span style="color: #0000BB">$result</span><span style="color: #007700">-></span><span style="color: #0000BB">getAffectedItemsCount</span><span style="color: #007700">()) {<br /> echo </span><span style="color: #DD0000">"Alfred with id </span><span style="color: #0000BB">$alfred_id</span><span style="color: #DD0000"> was not removed."</span><span style="color: #007700">;<br />} else {<br /> echo </span><span style="color: #DD0000">"Goodbye, Alfred, you can take _id </span><span style="color: #0000BB">$alfred_id</span><span style="color: #DD0000"> with you."</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> <div class="example-contents"><p>The above example will output something similar to:</p></div> <div class="example-contents screen"> <div class="cdata"><pre> Goodbye, Alfred, you can take _id 00005b6b536100000000000000cb with you. </pre></div> </div> </div> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="mysql-xdevapi-collection.remove.html">Collection::remove</a></div> <div class="next" style="text-align: right; float: right;"><a href="mysql-xdevapi-collection.replaceone.html">Collection::replaceOne</a></div> <div class="up"><a href="class.mysql-xdevapi-collection.html">mysql_xdevapi\Collection</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>