git.m6w6.name Git - m6w6/libmemcached/blob - libmemcached/memcached_behavior.html

   1
   2
   3 <!DOCTYPE html>
   4 <!--[if IE 8]><html class="no-js lt-ie9" lang="en" > <![endif]-->
   5 <!--[if gt IE 8]><!--> <html class="no-js" lang="en" > <!--<![endif]-->
   6 <head>
   7   <meta charset="utf-8">
   8
   9   <meta name="viewport" content="width=device-width, initial-scale=1.0">
  10
  11   <title>Behaviors of the library &mdash; libmemcached 1.0.99 documentation</title>
  12
  13
  14
  15
  16
  17
  18
  19
  20   <script type="text/javascript" src="../_static/js/modernizr.min.js"></script>
  21
  22
  23       <script type="text/javascript" id="documentation_options" data-url_root="../" src="../_static/documentation_options.js"></script>
  24         <script type="text/javascript" src="../_static/jquery.js"></script>
  25         <script type="text/javascript" src="../_static/underscore.js"></script>
  26         <script type="text/javascript" src="../_static/doctools.js"></script>
  27         <script type="text/javascript" src="../_static/language_data.js"></script>
  28
  29     <script type="text/javascript" src="../_static/js/theme.js"></script>
  30
  31
  32
  33
  34   <link rel="stylesheet" href="../_static/css/theme.css" type="text/css" />
  35   <link rel="stylesheet" href="../_static/pygments.css" type="text/css" />
  36     <link rel="index" title="Index" href="../genindex.html" />
  37     <link rel="search" title="Search" href="../search.html" />
  38     <link rel="copyright" title="Copyright" href="../copyright.html" />
  39     <link rel="next" title="Library callbacks" href="memcached_callback.html" />
  40     <link rel="prev" title="Internal Behavior" href="index_advanced_internals.html" />
  41 </head>
  42
  43 <body class="wy-body-for-nav">
  44
  45
  46   <div class="wy-grid-for-nav">
  47
  48     <nav data-toggle="wy-nav-shift" class="wy-nav-side">
  49       <div class="wy-side-scroll">
  50         <div class="wy-side-nav-search" >
  51
  52
  53
  54             <a href="../index.html" class="icon icon-home"> libmemcached
  55
  56
  57
  58           </a>
  59
  60
  61
  62
  63               <div class="version">
  64                 1.0
  65               </div>
  66
  67
  68
  69
  70 <div role="search">
  71   <form id="rtd-search-form" class="wy-form" action="../search.html" method="get">
  72     <input type="text" name="q" placeholder="Search docs" />
  73     <input type="hidden" name="check_keywords" value="yes" />
  74     <input type="hidden" name="area" value="default" />
  75   </form>
  76 </div>
  77
  78
  79         </div>
  80
  81         <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
  82
  83
  84
  85
  86
  87
  88               <p class="caption"><span class="caption-text">libmemcached</span></p>
  89 <ul class="current">
  90 <li class="toctree-l1"><a class="reference internal" href="../libmemcached.html">Introduction</a></li>
  91 <li class="toctree-l1 current"><a class="reference internal" href="index.html">libmemcached API</a><ul class="current">
  92 <li class="toctree-l2"><a class="reference internal" href="index_basics.html">Basics</a></li>
  93 <li class="toctree-l2"><a class="reference internal" href="index_data.html">Working with Data</a></li>
  94 <li class="toctree-l2"><a class="reference internal" href="index_errors.html">Messages and Errors</a></li>
  95 <li class="toctree-l2 current"><a class="reference internal" href="index_advanced.html">Advanced Topics</a><ul class="current">
  96 <li class="toctree-l3 current"><a class="reference internal" href="index_advanced_internals.html">Internal Behavior</a><ul class="current">
  97 <li class="toctree-l4 current"><a class="current reference internal" href="#">Behaviors of the library</a></li>
  98 <li class="toctree-l4"><a class="reference internal" href="memcached_callback.html">Library callbacks</a></li>
  99 <li class="toctree-l4"><a class="reference internal" href="memcached_memory_allocators.html">Use custom allocators for embedded usage</a></li>
 100 <li class="toctree-l4"><a class="reference internal" href="memcached_user_data.html">Storing custom information in the client</a></li>
 101 </ul>
 102 </li>
 103 <li class="toctree-l3"><a class="reference internal" href="index_advanced_aeh.html">Authentication, Encryption &amp; Hashing</a></li>
 104 <li class="toctree-l3"><a class="reference internal" href="index_advanced_servers.html">Servers and Server Lists</a></li>
 105 <li class="toctree-l3"><a class="reference internal" href="index_advanced_daemon.html">Affecting the memcached Daemon</a></li>
 106 <li class="toctree-l3"><a class="reference internal" href="index_advanced_stats.html">Statistics</a></li>
 107 </ul>
 108 </li>
 109 <li class="toctree-l2"><a class="reference internal" href="index_deprecated.html">Deprecated Functionality</a></li>
 110 </ul>
 111 </li>
 112 <li class="toctree-l1"><a class="reference internal" href="index_misc.html">Misc</a></li>
 113 </ul>
 114 <p class="caption"><span class="caption-text">libmemcachedutil</span></p>
 115 <ul>
 116 <li class="toctree-l1"><a class="reference internal" href="../libmemcachedutil.html">Introduction</a></li>
 117 <li class="toctree-l1"><a class="reference internal" href="../libmemcachedutil/index.html">libmemcachedutil API</a></li>
 118 </ul>
 119 <p class="caption"><span class="caption-text">libhashkit</span></p>
 120 <ul>
 121 <li class="toctree-l1"><a class="reference internal" href="../libhashkit.html">Introduction</a></li>
 122 <li class="toctree-l1"><a class="reference internal" href="../libhashkit/index.html">libhashkit API</a></li>
 123 </ul>
 124 <p class="caption"><span class="caption-text">Client Applications</span></p>
 125 <ul>
 126 <li class="toctree-l1"><a class="reference internal" href="../bin/index.html">Client Applications</a></li>
 127 </ul>
 128 <p class="caption"><span class="caption-text">Copyright</span></p>
 129 <ul>
 130 <li class="toctree-l1"><a class="reference internal" href="../copyright.html">Copyright</a></li>
 131 </ul>
 132
 133
 134
 135         </div>
 136       </div>
 137     </nav>
 138
 139     <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">
 140
 141
 142       <nav class="wy-nav-top" aria-label="top navigation">
 143
 144           <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
 145           <a href="../index.html">libmemcached</a>
 146
 147       </nav>
 148
 149
 150       <div class="wy-nav-content">
 151
 152         <div class="rst-content">
 153
 154
 155
 156
 157
 158
 159
 160
 161
 162
 163
 164
 165
 166
 167
 168
 169
 170 <div role="navigation" aria-label="breadcrumbs navigation">
 171
 172   <ul class="wy-breadcrumbs">
 173
 174       <li><a href="../index.html">Docs</a> &raquo;</li>
 175
 176           <li><a href="index.html">libmemcached API</a> &raquo;</li>
 177
 178           <li><a href="index_advanced.html">Advanced Topics</a> &raquo;</li>
 179
 180           <li><a href="index_advanced_internals.html">Internal Behavior</a> &raquo;</li>
 181
 182       <li>Behaviors of the library</li>
 183
 184
 185       <li class="wy-breadcrumbs-aside">
 186
 187
 188
 189       </li>
 190
 191   </ul>
 192
 193
 194   <hr/>
 195 </div>
 196           <div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
 197            <div itemprop="articleBody">
 198
 199   <div class="section" id="behaviors-of-the-library">
 200 <h1>Behaviors of the library<a class="headerlink" href="#behaviors-of-the-library" title="Permalink to this headline">¶</a></h1>
 201 <p>Manipulate the behavior of a memcached_st structure.</p>
 202 <div class="section" id="synopsis">
 203 <h2>SYNOPSIS<a class="headerlink" href="#synopsis" title="Permalink to this headline">¶</a></h2>
 204 <dl class="docutils">
 205 <dt>#include &lt;libmemcached/memcached.h&gt;</dt>
 206 <dd>Compile and link with -lmemcached</dd>
 207 </dl>
 208 <dl class="function">
 209 <dt id="_CPPv422memcached_behavior_getP12memcached_st20memcached_behavior_t">
 210 <span id="_CPPv322memcached_behavior_getP12memcached_st20memcached_behavior_t"></span><span id="_CPPv222memcached_behavior_getP12memcached_st20memcached_behavior_t"></span><span id="memcached_behavior_get__memcached_stP.memcached_behavior_t"></span>uint64_t <code class="descname">memcached_behavior_get</code><span class="sig-paren">(</span><a class="reference internal" href="memcached_create.html#_CPPv412memcached_st" title="memcached_st">memcached_st</a> *<em>ptr</em>, <a class="reference internal" href="#_CPPv420memcached_behavior_t" title="memcached_behavior_t">memcached_behavior_t</a> <em>flag</em><span class="sig-paren">)</span><a class="headerlink" href="#_CPPv422memcached_behavior_getP12memcached_st20memcached_behavior_t" title="Permalink to this definition">¶</a><br /></dt>
 211 <dd><table class="docutils field-list" frame="void" rules="none">
 212 <col class="field-name" />
 213 <col class="field-body" />
 214 <tbody valign="top">
 215 <tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple">
 216 <li><strong>ptr</strong> -- pointer to initialized <a class="reference internal" href="memcached_create.html#_CPPv412memcached_st" title="memcached_st"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_st</span></code></a> struct</li>
 217 <li><strong>flag</strong> -- <a class="reference internal" href="#_CPPv420memcached_behavior_t" title="memcached_behavior_t"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_behavior_t</span></code></a> to query</li>
 218 </ul>
 219 </td>
 220 </tr>
 221 <tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first last">the vaue set for <a class="reference internal" href="#_CPPv422memcached_behavior_getP12memcached_st20memcached_behavior_t" title="memcached_behavior_get::flag"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">flag</span></code></a></p>
 222 </td>
 223 </tr>
 224 </tbody>
 225 </table>
 226 </dd></dl>
 227
 228 <dl class="function">
 229 <dt id="_CPPv422memcached_behavior_setP12memcached_st20memcached_behavior_t8uint64_t">
 230 <span id="_CPPv322memcached_behavior_setP12memcached_st20memcached_behavior_t8uint64_t"></span><span id="_CPPv222memcached_behavior_setP12memcached_st20memcached_behavior_t8uint64_t"></span><span id="memcached_behavior_set__memcached_stP.memcached_behavior_t.uint64_t"></span><a class="reference internal" href="memcached_return_t.html#_CPPv418memcached_return_t" title="memcached_return_t">memcached_return_t</a> <code class="descname">memcached_behavior_set</code><span class="sig-paren">(</span><a class="reference internal" href="memcached_create.html#_CPPv412memcached_st" title="memcached_st">memcached_st</a> *<em>ptr</em>, <a class="reference internal" href="#_CPPv420memcached_behavior_t" title="memcached_behavior_t">memcached_behavior_t</a> <em>flag</em>, uint64_t <em>data</em><span class="sig-paren">)</span><a class="headerlink" href="#_CPPv422memcached_behavior_setP12memcached_st20memcached_behavior_t8uint64_t" title="Permalink to this definition">¶</a><br /></dt>
 231 <dd><table class="docutils field-list" frame="void" rules="none">
 232 <col class="field-name" />
 233 <col class="field-body" />
 234 <tbody valign="top">
 235 <tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple">
 236 <li><strong>ptr</strong> -- pointer to initialized <a class="reference internal" href="memcached_create.html#_CPPv412memcached_st" title="memcached_st"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_st</span></code></a> struct</li>
 237 <li><strong>flag</strong> -- <a class="reference internal" href="#_CPPv420memcached_behavior_t" title="memcached_behavior_t"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_behavior_t</span></code></a> to set</li>
 238 <li><strong>data</strong> -- the value to set for <a class="reference internal" href="#_CPPv422memcached_behavior_setP12memcached_st20memcached_behavior_t8uint64_t" title="memcached_behavior_set::flag"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">flag</span></code></a></li>
 239 </ul>
 240 </td>
 241 </tr>
 242 <tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first last"><a class="reference internal" href="memcached_return_t.html#_CPPv418memcached_return_t" title="memcached_return_t"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_return_t</span></code></a> indicating success</p>
 243 </td>
 244 </tr>
 245 </tbody>
 246 </table>
 247 <div class="versionchanged">
 248 <p><span class="versionmodified">Changed in version 0.17: </span>The <a class="reference internal" href="#_CPPv422memcached_behavior_setP12memcached_st20memcached_behavior_t8uint64_t" title="memcached_behavior_set::data"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">data</span></code></a> argument of <a class="reference internal" href="#_CPPv422memcached_behavior_setP12memcached_st20memcached_behavior_t8uint64_t" title="memcached_behavior_set"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_behavior_set()</span></code></a> was changed
 249 from taking a pointer to data value, to taking a uin64_t.</p>
 250 </div>
 251 </dd></dl>
 252
 253 <dl class="type">
 254 <dt id="c.memcached_behavior_t">
 255 enum <a class="reference internal" href="#c.memcached_behavior_t" title="memcached_behavior_t">memcached_behavior_t</a> <code class="descname">memcached_behavior_t</code><a class="headerlink" href="#c.memcached_behavior_t" title="Permalink to this definition">¶</a></dt>
 256 <dd></dd></dl>
 257
 258 <dl class="enum">
 259 <dt id="_CPPv420memcached_behavior_t">
 260 <span id="_CPPv320memcached_behavior_t"></span><span id="_CPPv220memcached_behavior_t"></span><em class="property">enum </em><code class="descname">memcached_behavior_t</code><a class="headerlink" href="#_CPPv420memcached_behavior_t" title="Permalink to this definition">¶</a><br /></dt>
 261 <dd><dl class="enumerator">
 262 <dt id="_CPPv4N20memcached_behavior_t26MEMCACHED_BEHAVIOR_USE_UDPE">
 263 <span id="_CPPv3N20memcached_behavior_t26MEMCACHED_BEHAVIOR_USE_UDPE"></span><span id="_CPPv2N20memcached_behavior_t26MEMCACHED_BEHAVIOR_USE_UDPE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_USE_UDP</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t26MEMCACHED_BEHAVIOR_USE_UDPE" title="Permalink to this definition">¶</a><br /></dt>
 264 <dd><p>Causes <code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">libmemcached</span></code> to use the UDP transport when communicating with a
 265 memcached server. Not all I/O operations are tested when this behavior
 266 is enabled.</p>
 267 <p>The following operations will return <a class="reference internal" href="memcached_return_t.html#_CPPv4N18memcached_return_t23MEMCACHED_NOT_SUPPORTEDE" title="MEMCACHED_NOT_SUPPORTED"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_NOT_SUPPORTED</span></code></a> when
 268 executed with <a class="reference internal" href="#_CPPv4N20memcached_behavior_t26MEMCACHED_BEHAVIOR_USE_UDPE" title="memcached_behavior_t::MEMCACHED_BEHAVIOR_USE_UDP"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_BEHAVIOR_USE_UDP</span></code></a> enabled:</p>
 269 <ul class="simple">
 270 <li><a class="reference internal" href="memcached_version.html#_CPPv417memcached_versionP12memcached_st" title="memcached_version"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_version()</span></code></a>,</li>
 271 <li><a class="reference internal" href="memcached_stats.html#_CPPv414memcached_statP12memcached_stPcP18memcached_return_t" title="memcached_stat"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_stat()</span></code></a>,</li>
 272 <li><a class="reference internal" href="memcached_get.html#_CPPv413memcached_getP12memcached_stPKc6size_tP6size_tP8uint32_tP18memcached_return_t" title="memcached_get"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_get()</span></code></a>,</li>
 273 <li><a class="reference internal" href="memcached_get.html#_CPPv420memcached_get_by_keyP12memcached_stPKc6size_tPKc6size_tP6size_tP8uint32_tP18memcached_return_t" title="memcached_get_by_key"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_get_by_key()</span></code></a>,</li>
 274 <li><a class="reference internal" href="memcached_get.html#_CPPv414memcached_mgetP12memcached_stPPCKcPK6size_t6size_t" title="memcached_mget"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_mget()</span></code></a>,</li>
 275 <li><a class="reference internal" href="memcached_get.html#_CPPv421memcached_mget_by_keyP12memcached_stPKc6size_tPPCKcPK6size_t6size_t" title="memcached_mget_by_key"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_mget_by_key()</span></code></a>,</li>
 276 <li><a class="reference internal" href="memcached_fetch.html#_CPPv415memcached_fetchP12memcached_stPcP6size_tP6size_tP8uint32_tP18memcached_return_t" title="memcached_fetch"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_fetch()</span></code></a>,</li>
 277 <li><a class="reference internal" href="memcached_get.html#_CPPv422memcached_fetch_resultP12memcached_stP19memcached_result_stP18memcached_return_t" title="memcached_fetch_result"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_fetch_result()</span></code></a>,</li>
 278 <li><a class="reference internal" href="memcached_get.html#_CPPv423memcached_fetch_executeP12memcached_stP20memcached_execute_fnPv8uint32_t" title="memcached_fetch_execute"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_fetch_execute()</span></code></a>.</li>
 279 </ul>
 280 <p>All other operations are tested but are executed in a 'fire-and-forget'
 281 mode, in which once the client has executed the operation, no attempt
 282 will be made to ensure the operation has been received and acted on by
 283 the server.</p>
 284 <p><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">libmemcached</span></code> does not allow TCP and UDP servers to be shared within
 285 the same <code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">libmemcached</span></code> client 'instance'. An attempt to add a TCP
 286 server when this behavior is enabled will result in a
 287 <a class="reference internal" href="memcached_return_t.html#_CPPv4N18memcached_return_t31MEMCACHED_INVALID_HOST_PROTOCOLE" title="MEMCACHED_INVALID_HOST_PROTOCOL"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_INVALID_HOST_PROTOCOL</span></code></a>, as will attempting to add a UDP
 288 server when this behavior has not been enabled.</p>
 289 </dd></dl>
 290
 291 <dl class="enumerator">
 292 <dt id="_CPPv4N20memcached_behavior_t27MEMCACHED_BEHAVIOR_NO_BLOCKE">
 293 <span id="_CPPv3N20memcached_behavior_t27MEMCACHED_BEHAVIOR_NO_BLOCKE"></span><span id="_CPPv2N20memcached_behavior_t27MEMCACHED_BEHAVIOR_NO_BLOCKE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_NO_BLOCK</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t27MEMCACHED_BEHAVIOR_NO_BLOCKE" title="Permalink to this definition">¶</a><br /></dt>
 294 <dd><p>Causes <code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">libmemcached</span></code> to use asynchronous IO. This is the fastest
 295 transport available for storage functions.</p>
 296 </dd></dl>
 297
 298 <dl class="enumerator">
 299 <dt id="_CPPv4N20memcached_behavior_t30MEMCACHED_BEHAVIOR_SND_TIMEOUTE">
 300 <span id="_CPPv3N20memcached_behavior_t30MEMCACHED_BEHAVIOR_SND_TIMEOUTE"></span><span id="_CPPv2N20memcached_behavior_t30MEMCACHED_BEHAVIOR_SND_TIMEOUTE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_SND_TIMEOUT</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t30MEMCACHED_BEHAVIOR_SND_TIMEOUTE" title="Permalink to this definition">¶</a><br /></dt>
 301 <dd><p>This sets the microsecond behavior of the socket against the SO_SNDTIMEO
 302 flag.</p>
 303 <p>In cases where you cannot use non-blocking IO this will allow you to
 304 still have timeouts on the sending of data.</p>
 305 </dd></dl>
 306
 307 <dl class="enumerator">
 308 <dt id="_CPPv4N20memcached_behavior_t30MEMCACHED_BEHAVIOR_RCV_TIMEOUTE">
 309 <span id="_CPPv3N20memcached_behavior_t30MEMCACHED_BEHAVIOR_RCV_TIMEOUTE"></span><span id="_CPPv2N20memcached_behavior_t30MEMCACHED_BEHAVIOR_RCV_TIMEOUTE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_RCV_TIMEOUT</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t30MEMCACHED_BEHAVIOR_RCV_TIMEOUTE" title="Permalink to this definition">¶</a><br /></dt>
 310 <dd><p>This sets the microsecond behavior of the socket against the SO_RCVTIMEO
 311 flag.</p>
 312 <p>In cases where you cannot use non-blocking IO this will allow you to
 313 still have timeouts on the reading of data.</p>
 314 </dd></dl>
 315
 316 <dl class="enumerator">
 317 <dt id="_CPPv4N20memcached_behavior_t30MEMCACHED_BEHAVIOR_TCP_NODELAYE">
 318 <span id="_CPPv3N20memcached_behavior_t30MEMCACHED_BEHAVIOR_TCP_NODELAYE"></span><span id="_CPPv2N20memcached_behavior_t30MEMCACHED_BEHAVIOR_TCP_NODELAYE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_TCP_NODELAY</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t30MEMCACHED_BEHAVIOR_TCP_NODELAYE" title="Permalink to this definition">¶</a><br /></dt>
 319 <dd><p>Disables Nagle's algorithm.
 320 See <a class="reference external" href="https://tools.ietf.org/html/rfc896">RFC 896</a>.</p>
 321 </dd></dl>
 322
 323 <dl class="enumerator">
 324 <dt id="_CPPv4N20memcached_behavior_t23MEMCACHED_BEHAVIOR_HASHE">
 325 <span id="_CPPv3N20memcached_behavior_t23MEMCACHED_BEHAVIOR_HASHE"></span><span id="_CPPv2N20memcached_behavior_t23MEMCACHED_BEHAVIOR_HASHE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_HASH</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t23MEMCACHED_BEHAVIOR_HASHE" title="Permalink to this definition">¶</a><br /></dt>
 326 <dd><p>Set the <a class="reference internal" href="memcached_generate_hash_value.html#_CPPv416memcached_hash_t" title="memcached_hash_t"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">hash</span> <span class="pre">algorithm</span></code></a> used for keys.</p>
 327 <p>Each hash has its advantages and its weaknesses. If you don't know or
 328 don't care, just go with the default.</p>
 329 </dd></dl>
 330
 331 <dl class="enumerator">
 332 <dt id="_CPPv4N20memcached_behavior_t31MEMCACHED_BEHAVIOR_DISTRIBUTIONE">
 333 <span id="_CPPv3N20memcached_behavior_t31MEMCACHED_BEHAVIOR_DISTRIBUTIONE"></span><span id="_CPPv2N20memcached_behavior_t31MEMCACHED_BEHAVIOR_DISTRIBUTIONE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_DISTRIBUTION</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t31MEMCACHED_BEHAVIOR_DISTRIBUTIONE" title="Permalink to this definition">¶</a><br /></dt>
 334 <dd><p>Setting a <a class="reference internal" href="#_CPPv431memcached_server_distribution_t" title="memcached_server_distribution_t"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_server_distribution_t</span></code></a> you can enable different
 335 means of distributing values to servers.</p>
 336 <p>The default method is <a class="reference internal" href="#_CPPv4N31memcached_server_distribution_t29MEMCACHED_DISTRIBUTION_MODULAE" title="MEMCACHED_DISTRIBUTION_MODULA"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_DISTRIBUTION_MODULA</span></code></a> (hash of the
 337 key modulo number of servers).</p>
 338 <p>You can enable consistent hashing by setting
 339 <a class="reference internal" href="#_CPPv4N31memcached_server_distribution_t33MEMCACHED_DISTRIBUTION_CONSISTENTE" title="MEMCACHED_DISTRIBUTION_CONSISTENT"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_DISTRIBUTION_CONSISTENT</span></code></a>. Consistent hashing delivers better
 340 distribution and allows servers to be added to the cluster with minimal
 341 cache losses.</p>
 342 <p>Currently <a class="reference internal" href="#_CPPv4N31memcached_server_distribution_t33MEMCACHED_DISTRIBUTION_CONSISTENTE" title="MEMCACHED_DISTRIBUTION_CONSISTENT"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_DISTRIBUTION_CONSISTENT</span></code></a> is an alias for the value
 343 <a class="reference internal" href="#_CPPv4N31memcached_server_distribution_t40MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMAE" title="MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA</span></code></a>.</p>
 344 </dd></dl>
 345
 346 <dl class="enumerator">
 347 <dt id="_CPPv4N20memcached_behavior_t32MEMCACHED_BEHAVIOR_CACHE_LOOKUPSE">
 348 <span id="_CPPv3N20memcached_behavior_t32MEMCACHED_BEHAVIOR_CACHE_LOOKUPSE"></span><span id="_CPPv2N20memcached_behavior_t32MEMCACHED_BEHAVIOR_CACHE_LOOKUPSE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_CACHE_LOOKUPS</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t32MEMCACHED_BEHAVIOR_CACHE_LOOKUPSE" title="Permalink to this definition">¶</a><br /></dt>
 349 <dd><blockquote>
 350 <div><div class="deprecated">
 351 <p><span class="versionmodified">Deprecated since version 0.46(?): </span>DNS lookups are now always cached until an error occurs with the
 352 server.</p>
 353 </div>
 354 </div></blockquote>
 355 <p>Memcached can cache named lookups so that DNS lookups are made only once.</p>
 356 </dd></dl>
 357
 358 <dl class="enumerator">
 359 <dt id="_CPPv4N20memcached_behavior_t30MEMCACHED_BEHAVIOR_SUPPORT_CASE">
 360 <span id="_CPPv3N20memcached_behavior_t30MEMCACHED_BEHAVIOR_SUPPORT_CASE"></span><span id="_CPPv2N20memcached_behavior_t30MEMCACHED_BEHAVIOR_SUPPORT_CASE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_SUPPORT_CAS</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t30MEMCACHED_BEHAVIOR_SUPPORT_CASE" title="Permalink to this definition">¶</a><br /></dt>
 361 <dd><p>Support CAS operations (this is not enabled by default at this point in
 362 the server since it imposes a slight performance penalty).</p>
 363 </dd></dl>
 364
 365 <dl class="enumerator">
 366 <dt id="_CPPv4N20memcached_behavior_t25MEMCACHED_BEHAVIOR_KETAMAE">
 367 <span id="_CPPv3N20memcached_behavior_t25MEMCACHED_BEHAVIOR_KETAMAE"></span><span id="_CPPv2N20memcached_behavior_t25MEMCACHED_BEHAVIOR_KETAMAE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_KETAMA</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t25MEMCACHED_BEHAVIOR_KETAMAE" title="Permalink to this definition">¶</a><br /></dt>
 368 <dd><p>Sets the default distribution to
 369 <a class="reference internal" href="#_CPPv4N31memcached_server_distribution_t40MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMAE" title="MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA</span></code></a> and the hash to
 370 <a class="reference internal" href="memcached_generate_hash_value.html#_CPPv4N16memcached_hash_t18MEMCACHED_HASH_MD5E" title="MEMCACHED_HASH_MD5"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_HASH_MD5</span></code></a>.</p>
 371 </dd></dl>
 372
 373 <dl class="enumerator">
 374 <dt id="_CPPv4N20memcached_behavior_t34MEMCACHED_BEHAVIOR_KETAMA_WEIGHTEDE">
 375 <span id="_CPPv3N20memcached_behavior_t34MEMCACHED_BEHAVIOR_KETAMA_WEIGHTEDE"></span><span id="_CPPv2N20memcached_behavior_t34MEMCACHED_BEHAVIOR_KETAMA_WEIGHTEDE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_KETAMA_WEIGHTED</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t34MEMCACHED_BEHAVIOR_KETAMA_WEIGHTEDE" title="Permalink to this definition">¶</a><br /></dt>
 376 <dd><p>Sets the default distribution to
 377 <a class="reference internal" href="#_CPPv4N31memcached_server_distribution_t40MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMAE" title="MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA</span></code></a> with the weighted tests.
 378 Makes the default hashing algorithm for keys use <a class="reference internal" href="memcached_generate_hash_value.html#_CPPv4N16memcached_hash_t18MEMCACHED_HASH_MD5E" title="MEMCACHED_HASH_MD5"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_HASH_MD5</span></code></a>.</p>
 379 </dd></dl>
 380
 381 <dl class="enumerator">
 382 <dt id="_CPPv4N20memcached_behavior_t30MEMCACHED_BEHAVIOR_KETAMA_HASHE">
 383 <span id="_CPPv3N20memcached_behavior_t30MEMCACHED_BEHAVIOR_KETAMA_HASHE"></span><span id="_CPPv2N20memcached_behavior_t30MEMCACHED_BEHAVIOR_KETAMA_HASHE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_KETAMA_HASH</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t30MEMCACHED_BEHAVIOR_KETAMA_HASHE" title="Permalink to this definition">¶</a><br /></dt>
 384 <dd><p>Sets the <a class="reference internal" href="memcached_generate_hash_value.html#_CPPv416memcached_hash_t" title="memcached_hash_t"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">hashing</span> <span class="pre">algorithm</span></code></a> for host mapping on continuum.</p>
 385 </dd></dl>
 386
 387 <dl class="enumerator">
 388 <dt id="_CPPv4N20memcached_behavior_t32MEMCACHED_BEHAVIOR_KETAMA_COMPATE">
 389 <span id="_CPPv3N20memcached_behavior_t32MEMCACHED_BEHAVIOR_KETAMA_COMPATE"></span><span id="_CPPv2N20memcached_behavior_t32MEMCACHED_BEHAVIOR_KETAMA_COMPATE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_KETAMA_COMPAT</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t32MEMCACHED_BEHAVIOR_KETAMA_COMPATE" title="Permalink to this definition">¶</a><br /></dt>
 390 <dd><p>Sets the compatibility mode. The value can be set to either
 391 <code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_KETAMA_COMPAT_LIBMEMCACHED</span></code> (this is the default) or
 392 <code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_KETAMA_COMPAT_SPY</span></code> to be compatible with the SPY Memcached
 393 client for Java.</p>
 394 </dd></dl>
 395
 396 <dl class="enumerator">
 397 <dt id="_CPPv4N20memcached_behavior_t31MEMCACHED_BEHAVIOR_POLL_TIMEOUTE">
 398 <span id="_CPPv3N20memcached_behavior_t31MEMCACHED_BEHAVIOR_POLL_TIMEOUTE"></span><span id="_CPPv2N20memcached_behavior_t31MEMCACHED_BEHAVIOR_POLL_TIMEOUTE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_POLL_TIMEOUT</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t31MEMCACHED_BEHAVIOR_POLL_TIMEOUTE" title="Permalink to this definition">¶</a><br /></dt>
 399 <dd><p>Modify the timeout in milliseconds value that is used by poll. The
 400 default value is -1. An signed int must be passed to
 401 <a class="reference internal" href="#_CPPv422memcached_behavior_setP12memcached_st20memcached_behavior_t8uint64_t" title="memcached_behavior_set"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_behavior_set()</span></code></a> to change this value (this requires casting).
 402 For <a class="reference internal" href="#_CPPv422memcached_behavior_getP12memcached_st20memcached_behavior_t" title="memcached_behavior_get"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_behavior_get()</span></code></a> a 'signed int' value will be cast and
 403 returned as 'unsigned long long'.</p>
 404 </dd></dl>
 405
 406 <dl class="enumerator">
 407 <dt id="_CPPv4N20memcached_behavior_t28MEMCACHED_BEHAVIOR_USER_DATAE">
 408 <span id="_CPPv3N20memcached_behavior_t28MEMCACHED_BEHAVIOR_USER_DATAE"></span><span id="_CPPv2N20memcached_behavior_t28MEMCACHED_BEHAVIOR_USER_DATAE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_USER_DATA</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t28MEMCACHED_BEHAVIOR_USER_DATAE" title="Permalink to this definition">¶</a><br /></dt>
 409 <dd><div class="deprecated">
 410 <p><span class="versionmodified">Deprecated since version &lt;: </span>0.30</p>
 411 </div>
 412 </dd></dl>
 413
 414 <dl class="enumerator">
 415 <dt id="_CPPv4N20memcached_behavior_t34MEMCACHED_BEHAVIOR_BUFFER_REQUESTSE">
 416 <span id="_CPPv3N20memcached_behavior_t34MEMCACHED_BEHAVIOR_BUFFER_REQUESTSE"></span><span id="_CPPv2N20memcached_behavior_t34MEMCACHED_BEHAVIOR_BUFFER_REQUESTSE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_BUFFER_REQUESTS</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t34MEMCACHED_BEHAVIOR_BUFFER_REQUESTSE" title="Permalink to this definition">¶</a><br /></dt>
 417 <dd><p>Enabling buffered IO causes commands to &quot;buffer&quot; instead of being sent.
 418 Any action that gets data causes this buffer to be be sent to the remote
 419 connection. Quiting the connection or closing down the connection will
 420 also cause the buffered data to be pushed to the remote connection.</p>
 421 </dd></dl>
 422
 423 <dl class="enumerator">
 424 <dt id="_CPPv4N20memcached_behavior_t29MEMCACHED_BEHAVIOR_VERIFY_KEYE">
 425 <span id="_CPPv3N20memcached_behavior_t29MEMCACHED_BEHAVIOR_VERIFY_KEYE"></span><span id="_CPPv2N20memcached_behavior_t29MEMCACHED_BEHAVIOR_VERIFY_KEYE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_VERIFY_KEY</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t29MEMCACHED_BEHAVIOR_VERIFY_KEYE" title="Permalink to this definition">¶</a><br /></dt>
 426 <dd><p>Enabling this will cause <code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">libmemcached</span></code> to test all keys to verify that
 427 they are valid keys.</p>
 428 </dd></dl>
 429
 430 <dl class="enumerator">
 431 <dt id="_CPPv4N20memcached_behavior_t29MEMCACHED_BEHAVIOR_SORT_HOSTSE">
 432 <span id="_CPPv3N20memcached_behavior_t29MEMCACHED_BEHAVIOR_SORT_HOSTSE"></span><span id="_CPPv2N20memcached_behavior_t29MEMCACHED_BEHAVIOR_SORT_HOSTSE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_SORT_HOSTS</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t29MEMCACHED_BEHAVIOR_SORT_HOSTSE" title="Permalink to this definition">¶</a><br /></dt>
 433 <dd><p>Enabling this will cause hosts that are added to be placed in the host
 434 list in sorted order. This will defeat consistent hashing.</p>
 435 </dd></dl>
 436
 437 <dl class="enumerator">
 438 <dt id="_CPPv4N20memcached_behavior_t34MEMCACHED_BEHAVIOR_CONNECT_TIMEOUTE">
 439 <span id="_CPPv3N20memcached_behavior_t34MEMCACHED_BEHAVIOR_CONNECT_TIMEOUTE"></span><span id="_CPPv2N20memcached_behavior_t34MEMCACHED_BEHAVIOR_CONNECT_TIMEOUTE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t34MEMCACHED_BEHAVIOR_CONNECT_TIMEOUTE" title="Permalink to this definition">¶</a><br /></dt>
 440 <dd><p>In non-blocking mode this changes the value of the timeout during socket
 441 connection in milliseconds. Specifying -1 means an infinite time‐out.</p>
 442 </dd></dl>
 443
 444 <dl class="enumerator">
 445 <dt id="_CPPv4N20memcached_behavior_t34MEMCACHED_BEHAVIOR_BINARY_PROTOCOLE">
 446 <span id="_CPPv3N20memcached_behavior_t34MEMCACHED_BEHAVIOR_BINARY_PROTOCOLE"></span><span id="_CPPv2N20memcached_behavior_t34MEMCACHED_BEHAVIOR_BINARY_PROTOCOLE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_BINARY_PROTOCOL</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t34MEMCACHED_BEHAVIOR_BINARY_PROTOCOLE" title="Permalink to this definition">¶</a><br /></dt>
 447 <dd><p>Enable the use of the binary protocol. Please note that you cannot
 448 toggle this flag on an open connection.</p>
 449 </dd></dl>
 450
 451 <dl class="enumerator">
 452 <dt id="_CPPv4N20memcached_behavior_t35MEMCACHED_BEHAVIOR_IO_MSG_WATERMARKE">
 453 <span id="_CPPv3N20memcached_behavior_t35MEMCACHED_BEHAVIOR_IO_MSG_WATERMARKE"></span><span id="_CPPv2N20memcached_behavior_t35MEMCACHED_BEHAVIOR_IO_MSG_WATERMARKE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_IO_MSG_WATERMARK</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t35MEMCACHED_BEHAVIOR_IO_MSG_WATERMARKE" title="Permalink to this definition">¶</a><br /></dt>
 454 <dd><p>Set this value to tune the number of messages that may be sent before
 455 <code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">libmemcached</span></code> should start to automatically drain the input queue.</p>
 456 <p>Setting this value to high, may cause <code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">libmemcached</span></code> to deadlock (trying
 457 to send data, but the send will block because the input buffer in the
 458 kernel is full).</p>
 459 </dd></dl>
 460
 461 <dl class="enumerator">
 462 <dt id="_CPPv4N20memcached_behavior_t37MEMCACHED_BEHAVIOR_IO_BYTES_WATERMARKE">
 463 <span id="_CPPv3N20memcached_behavior_t37MEMCACHED_BEHAVIOR_IO_BYTES_WATERMARKE"></span><span id="_CPPv2N20memcached_behavior_t37MEMCACHED_BEHAVIOR_IO_BYTES_WATERMARKE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_IO_BYTES_WATERMARK</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t37MEMCACHED_BEHAVIOR_IO_BYTES_WATERMARKE" title="Permalink to this definition">¶</a><br /></dt>
 464 <dd><p>Set this value to tune the number of bytes that may be sent before
 465 <code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">libmemcached</span></code> should start to automatically drain the input queue (need
 466 at least 10 IO requests sent without reading the input buffer).</p>
 467 <p>Setting this value to high, may cause libmemcached to deadlock (trying
 468 to send data, but the send will block because the input buffer in the
 469 kernel is full).</p>
 470 </dd></dl>
 471
 472 <dl class="enumerator">
 473 <dt id="_CPPv4N20memcached_behavior_t34MEMCACHED_BEHAVIOR_IO_KEY_PREFETCHE">
 474 <span id="_CPPv3N20memcached_behavior_t34MEMCACHED_BEHAVIOR_IO_KEY_PREFETCHE"></span><span id="_CPPv2N20memcached_behavior_t34MEMCACHED_BEHAVIOR_IO_KEY_PREFETCHE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_IO_KEY_PREFETCH</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t34MEMCACHED_BEHAVIOR_IO_KEY_PREFETCHE" title="Permalink to this definition">¶</a><br /></dt>
 475 <dd><p>The binary protocol works a bit different than the textual protocol in
 476 that a multiget is implemented as a pipe of single get-operations which
 477 are sent to the server in a chunk.</p>
 478 <p>If you are using large multigets from your application, you may improve
 479 the latency of the gets by setting this value so you send out the first
 480 chunk of requests when you hit the specified limit.  It allows the
 481 servers to start processing the requests to send the data back while the
 482 rest of the requests are created and sent to the server.</p>
 483 </dd></dl>
 484
 485 <dl class="enumerator">
 486 <dt id="_CPPv4N20memcached_behavior_t26MEMCACHED_BEHAVIOR_NOREPLYE">
 487 <span id="_CPPv3N20memcached_behavior_t26MEMCACHED_BEHAVIOR_NOREPLYE"></span><span id="_CPPv2N20memcached_behavior_t26MEMCACHED_BEHAVIOR_NOREPLYE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_NOREPLY</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t26MEMCACHED_BEHAVIOR_NOREPLYE" title="Permalink to this definition">¶</a><br /></dt>
 488 <dd><p>Set this value to specify that you really don't care about the result
 489 from your storage commands (set, add, replace, append, prepend).</p>
 490 </dd></dl>
 491
 492 <dl class="enumerator">
 493 <dt id="_CPPv4N20memcached_behavior_t37MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICASE">
 494 <span id="_CPPv3N20memcached_behavior_t37MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICASE"></span><span id="_CPPv2N20memcached_behavior_t37MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICASE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICAS</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t37MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICASE" title="Permalink to this definition">¶</a><br /></dt>
 495 <dd><p>Specify the numbers of replicas <code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">libmemcached</span></code> should store of each item
 496 (on different servers).</p>
 497 <p>This replication does not dedicate certain memcached servers to store
 498 the replicas in, but instead it will store the replicas together with
 499 all of the other objects (on the 'n' next servers specified in your
 500 server list).</p>
 501 </dd></dl>
 502
 503 <dl class="enumerator">
 504 <dt id="_CPPv4N20memcached_behavior_t41MEMCACHED_BEHAVIOR_RANDOMIZE_REPLICA_READE">
 505 <span id="_CPPv3N20memcached_behavior_t41MEMCACHED_BEHAVIOR_RANDOMIZE_REPLICA_READE"></span><span id="_CPPv2N20memcached_behavior_t41MEMCACHED_BEHAVIOR_RANDOMIZE_REPLICA_READE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_RANDOMIZE_REPLICA_READ</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t41MEMCACHED_BEHAVIOR_RANDOMIZE_REPLICA_READE" title="Permalink to this definition">¶</a><br /></dt>
 506 <dd><p>Allows randomizing the replica reads starting point. Normally the read
 507 is done from primary server and in case of miss the read is done from
 508 primary + 1, then primary + 2 all the way to 'n' replicas.</p>
 509 <p>If this option is set on the starting point of the replica reads is
 510 randomized between the servers.  This allows distributing read load to
 511 multiple servers with the expense of more write traffic.</p>
 512 </dd></dl>
 513
 514 <dl class="enumerator">
 515 <dt id="_CPPv4N20memcached_behavior_t23MEMCACHED_BEHAVIOR_CORKE">
 516 <span id="_CPPv3N20memcached_behavior_t23MEMCACHED_BEHAVIOR_CORKE"></span><span id="_CPPv2N20memcached_behavior_t23MEMCACHED_BEHAVIOR_CORKE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_CORK</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t23MEMCACHED_BEHAVIOR_CORKE" title="Permalink to this definition">¶</a><br /></dt>
 517 <dd><div class="deprecated">
 518 <p><span class="versionmodified">Deprecated since version ?: </span>This option has been deprecated with the behavior now built in and
 519 used appropriately on selected platforms.</p>
 520 </div>
 521 </dd></dl>
 522
 523 <dl class="enumerator">
 524 <dt id="_CPPv4N20memcached_behavior_t28MEMCACHED_BEHAVIOR_KEEPALIVEE">
 525 <span id="_CPPv3N20memcached_behavior_t28MEMCACHED_BEHAVIOR_KEEPALIVEE"></span><span id="_CPPv2N20memcached_behavior_t28MEMCACHED_BEHAVIOR_KEEPALIVEE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_KEEPALIVE</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t28MEMCACHED_BEHAVIOR_KEEPALIVEE" title="Permalink to this definition">¶</a><br /></dt>
 526 <dd><p>Enable TCP_KEEPALIVE behavior.</p>
 527 </dd></dl>
 528
 529 <dl class="enumerator">
 530 <dt id="_CPPv4N20memcached_behavior_t33MEMCACHED_BEHAVIOR_KEEPALIVE_IDLEE">
 531 <span id="_CPPv3N20memcached_behavior_t33MEMCACHED_BEHAVIOR_KEEPALIVE_IDLEE"></span><span id="_CPPv2N20memcached_behavior_t33MEMCACHED_BEHAVIOR_KEEPALIVE_IDLEE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_KEEPALIVE_IDLE</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t33MEMCACHED_BEHAVIOR_KEEPALIVE_IDLEE" title="Permalink to this definition">¶</a><br /></dt>
 532 <dd><p>Specify time, in seconds, to mark a connection as idle. This is only
 533 available as an option on Linux.</p>
 534 </dd></dl>
 535
 536 <dl class="enumerator">
 537 <dt id="_CPPv4N20memcached_behavior_t35MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZEE">
 538 <span id="_CPPv3N20memcached_behavior_t35MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZEE"></span><span id="_CPPv2N20memcached_behavior_t35MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZEE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZE</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t35MEMCACHED_BEHAVIOR_SOCKET_SEND_SIZEE" title="Permalink to this definition">¶</a><br /></dt>
 539 <dd><p>Find the current size of SO_SNDBUF. A value of 0 means either an error
 540 occurred or no hosts were available. It is safe to assume system default
 541 if this occurs.</p>
 542 <p>If an error occurs you can check the last cached errno to find the
 543 specific error.</p>
 544 </dd></dl>
 545
 546 <dl class="enumerator">
 547 <dt id="_CPPv4N20memcached_behavior_t35MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZEE">
 548 <span id="_CPPv3N20memcached_behavior_t35MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZEE"></span><span id="_CPPv2N20memcached_behavior_t35MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZEE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZE</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t35MEMCACHED_BEHAVIOR_SOCKET_RECV_SIZEE" title="Permalink to this definition">¶</a><br /></dt>
 549 <dd><p>Find the current size of SO_RCVBUF. A value of 0 means either an error
 550 occurred or no hosts were available. It is safe to assume system default
 551 if this occurs.</p>
 552 <p>If an error occurs you can check the last cached errno to find the
 553 specific error.</p>
 554 </dd></dl>
 555
 556 <dl class="enumerator">
 557 <dt id="_CPPv4N20memcached_behavior_t39MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMITE">
 558 <span id="_CPPv3N20memcached_behavior_t39MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMITE"></span><span id="_CPPv2N20memcached_behavior_t39MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMITE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t39MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMITE" title="Permalink to this definition">¶</a><br /></dt>
 559 <dd><div class="deprecated">
 560 <p><span class="versionmodified">Deprecated since version 0.48: </span>See <a class="reference internal" href="#_CPPv4N20memcached_behavior_t40MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERSE" title="memcached_behavior_t::MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS</span></code></a></p>
 561 </div>
 562 <p>Set this value to enable the server be removed after continuous
 563 <a class="reference internal" href="#_CPPv4N20memcached_behavior_t39MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMITE" title="memcached_behavior_t::MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT</span></code></a> times connection failure.</p>
 564 </dd></dl>
 565
 566 <dl class="enumerator">
 567 <dt id="_CPPv4N20memcached_behavior_t35MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTSE">
 568 <span id="_CPPv3N20memcached_behavior_t35MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTSE"></span><span id="_CPPv2N20memcached_behavior_t35MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTSE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTS</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t35MEMCACHED_BEHAVIOR_AUTO_EJECT_HOSTSE" title="Permalink to this definition">¶</a><br /></dt>
 569 <dd><div class="deprecated">
 570 <p><span class="versionmodified">Deprecated since version 0.48: </span>See <a class="reference internal" href="#_CPPv4N20memcached_behavior_t40MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERSE" title="memcached_behavior_t::MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS</span></code></a></p>
 571 </div>
 572 <p>If enabled any hosts which have been flagged as disabled will be removed
 573 from the list of servers in the <a class="reference internal" href="memcached_create.html#_CPPv412memcached_st" title="memcached_st"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_st</span></code></a> structure. This must be
 574 used in combination with <a class="reference internal" href="#_CPPv4N20memcached_behavior_t39MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMITE" title="memcached_behavior_t::MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT</span></code></a>.</p>
 575 </dd></dl>
 576
 577 <dl class="enumerator">
 578 <dt id="_CPPv4N20memcached_behavior_t40MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERSE">
 579 <span id="_CPPv3N20memcached_behavior_t40MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERSE"></span><span id="_CPPv2N20memcached_behavior_t40MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERSE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t40MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERSE" title="Permalink to this definition">¶</a><br /></dt>
 580 <dd><p>If enabled any hosts which have been flagged as disabled will be removed
 581 from the list of servers in the <a class="reference internal" href="memcached_create.html#_CPPv412memcached_st" title="memcached_st"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_st</span></code></a> structure.</p>
 582 </dd></dl>
 583
 584 <dl class="enumerator">
 585 <dt id="_CPPv4N20memcached_behavior_t32MEMCACHED_BEHAVIOR_RETRY_TIMEOUTE">
 586 <span id="_CPPv3N20memcached_behavior_t32MEMCACHED_BEHAVIOR_RETRY_TIMEOUTE"></span><span id="_CPPv2N20memcached_behavior_t32MEMCACHED_BEHAVIOR_RETRY_TIMEOUTE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_RETRY_TIMEOUT</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t32MEMCACHED_BEHAVIOR_RETRY_TIMEOUTE" title="Permalink to this definition">¶</a><br /></dt>
 587 <dd><p>When enabled a host which is problematic will only be checked for usage
 588 based on the amount of time set by this behavior. The value is in
 589 seconds.</p>
 590 </dd></dl>
 591
 592 <dl class="enumerator">
 593 <dt id="_CPPv4N20memcached_behavior_t39MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEYE">
 594 <span id="_CPPv3N20memcached_behavior_t39MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEYE"></span><span id="_CPPv2N20memcached_behavior_t39MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEYE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY</code><a class="headerlink" href="#_CPPv4N20memcached_behavior_t39MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEYE" title="Permalink to this definition">¶</a><br /></dt>
 595 <dd><p>When enabled the prefix key will be added to the key when determining
 596 server by hash. See <a class="reference internal" href="memcached_callback.html#_CPPv4N20memcached_callback_t28MEMCACHED_CALLBACK_NAMESPACEE" title="MEMCACHED_CALLBACK_NAMESPACE"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_CALLBACK_NAMESPACE</span></code></a> for additional
 597 information.</p>
 598 </dd></dl>
 599
 600 </dd></dl>
 601
 602 <dl class="type">
 603 <dt id="c.memcached_server_distribution_t">
 604 enum <a class="reference internal" href="#c.memcached_server_distribution_t" title="memcached_server_distribution_t">memcached_server_distribution_t</a> <code class="descname">memcached_server_distribution_t</code><a class="headerlink" href="#c.memcached_server_distribution_t" title="Permalink to this definition">¶</a></dt>
 605 <dd></dd></dl>
 606
 607 <dl class="enum">
 608 <dt id="_CPPv431memcached_server_distribution_t">
 609 <span id="_CPPv331memcached_server_distribution_t"></span><span id="_CPPv231memcached_server_distribution_t"></span><em class="property">enum </em><code class="descname">memcached_server_distribution_t</code><a class="headerlink" href="#_CPPv431memcached_server_distribution_t" title="Permalink to this definition">¶</a><br /></dt>
 610 <dd><dl class="enumerator">
 611 <dt id="_CPPv4N31memcached_server_distribution_t29MEMCACHED_DISTRIBUTION_MODULAE">
 612 <span id="_CPPv3N31memcached_server_distribution_t29MEMCACHED_DISTRIBUTION_MODULAE"></span><span id="_CPPv2N31memcached_server_distribution_t29MEMCACHED_DISTRIBUTION_MODULAE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_DISTRIBUTION_MODULA</code><a class="headerlink" href="#_CPPv4N31memcached_server_distribution_t29MEMCACHED_DISTRIBUTION_MODULAE" title="Permalink to this definition">¶</a><br /></dt>
 613 <dd><p>Distribute keys by hash modulo number of servers.</p>
 614 </dd></dl>
 615
 616 <dl class="enumerator">
 617 <dt id="_CPPv4N31memcached_server_distribution_t33MEMCACHED_DISTRIBUTION_CONSISTENTE">
 618 <span id="_CPPv3N31memcached_server_distribution_t33MEMCACHED_DISTRIBUTION_CONSISTENTE"></span><span id="_CPPv2N31memcached_server_distribution_t33MEMCACHED_DISTRIBUTION_CONSISTENTE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_DISTRIBUTION_CONSISTENT</code><a class="headerlink" href="#_CPPv4N31memcached_server_distribution_t33MEMCACHED_DISTRIBUTION_CONSISTENTE" title="Permalink to this definition">¶</a><br /></dt>
 619 <dd><p>Alias for <a class="reference internal" href="#_CPPv4N31memcached_server_distribution_t40MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMAE" title="memcached_server_distribution_t::MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA</span></code></a>.</p>
 620 </dd></dl>
 621
 622 <dl class="enumerator">
 623 <dt id="_CPPv4N31memcached_server_distribution_t40MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMAE">
 624 <span id="_CPPv3N31memcached_server_distribution_t40MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMAE"></span><span id="_CPPv2N31memcached_server_distribution_t40MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMAE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA</code><a class="headerlink" href="#_CPPv4N31memcached_server_distribution_t40MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMAE" title="Permalink to this definition">¶</a><br /></dt>
 625 <dd><p>Unweighted consistent key distribution.</p>
 626 </dd></dl>
 627
 628 <dl class="enumerator">
 629 <dt id="_CPPv4N31memcached_server_distribution_t29MEMCACHED_DISTRIBUTION_RANDOME">
 630 <span id="_CPPv3N31memcached_server_distribution_t29MEMCACHED_DISTRIBUTION_RANDOME"></span><span id="_CPPv2N31memcached_server_distribution_t29MEMCACHED_DISTRIBUTION_RANDOME"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_DISTRIBUTION_RANDOM</code><a class="headerlink" href="#_CPPv4N31memcached_server_distribution_t29MEMCACHED_DISTRIBUTION_RANDOME" title="Permalink to this definition">¶</a><br /></dt>
 631 <dd><p>Distribute keys by <em class="manpage"><a class="manpage reference external" href="https://linux.die.net/man/3/rand">rand(3)</a></em> modulo number of servers.</p>
 632 </dd></dl>
 633
 634 <dl class="enumerator">
 635 <dt id="_CPPv4N31memcached_server_distribution_t44MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA_SPYE">
 636 <span id="_CPPv3N31memcached_server_distribution_t44MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA_SPYE"></span><span id="_CPPv2N31memcached_server_distribution_t44MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA_SPYE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA_SPY</code><a class="headerlink" href="#_CPPv4N31memcached_server_distribution_t44MEMCACHED_DISTRIBUTION_CONSISTENT_KETAMA_SPYE" title="Permalink to this definition">¶</a><br /></dt>
 637 <dd><p>Unweighted consistent key distribution compatible with the SPY client.</p>
 638 </dd></dl>
 639
 640 <dl class="enumerator">
 641 <dt id="_CPPv4N31memcached_server_distribution_t42MEMCACHED_DISTRIBUTION_CONSISTENT_WEIGHTEDE">
 642 <span id="_CPPv3N31memcached_server_distribution_t42MEMCACHED_DISTRIBUTION_CONSISTENT_WEIGHTEDE"></span><span id="_CPPv2N31memcached_server_distribution_t42MEMCACHED_DISTRIBUTION_CONSISTENT_WEIGHTEDE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_DISTRIBUTION_CONSISTENT_WEIGHTED</code><a class="headerlink" href="#_CPPv4N31memcached_server_distribution_t42MEMCACHED_DISTRIBUTION_CONSISTENT_WEIGHTEDE" title="Permalink to this definition">¶</a><br /></dt>
 643 <dd><p>Weighted consistent key distribution.</p>
 644 </dd></dl>
 645
 646 <dl class="enumerator">
 647 <dt id="_CPPv4N31memcached_server_distribution_t37MEMCACHED_DISTRIBUTION_VIRTUAL_BUCKETE">
 648 <span id="_CPPv3N31memcached_server_distribution_t37MEMCACHED_DISTRIBUTION_VIRTUAL_BUCKETE"></span><span id="_CPPv2N31memcached_server_distribution_t37MEMCACHED_DISTRIBUTION_VIRTUAL_BUCKETE"></span><em class="property">enumerator </em><code class="descname">MEMCACHED_DISTRIBUTION_VIRTUAL_BUCKET</code><a class="headerlink" href="#_CPPv4N31memcached_server_distribution_t37MEMCACHED_DISTRIBUTION_VIRTUAL_BUCKETE" title="Permalink to this definition">¶</a><br /></dt>
 649 <dd><p>Consistent key distribution by virtual buckets.</p>
 650 </dd></dl>
 651
 652 </dd></dl>
 653
 654 </div>
 655 <div class="section" id="description">
 656 <h2>DESCRIPTION<a class="headerlink" href="#description" title="Permalink to this headline">¶</a></h2>
 657 <p><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">libmemcached</span></code> behavior can be modified by using <a class="reference internal" href="#_CPPv422memcached_behavior_setP12memcached_st20memcached_behavior_t8uint64_t" title="memcached_behavior_set"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_behavior_set()</span></code></a>.
 658 Default behavior is the library strives to be quick and accurate. Some behavior,
 659 while being faster, can also result in not entirely accurate behavior (for
 660 instance, <a class="reference internal" href="memcached_set.html#_CPPv413memcached_setP12memcached_stPKc6size_tPKc6size_t6time_t8uint32_t" title="memcached_set"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_set()</span></code></a> will always respond with <a class="reference internal" href="memcached_return_t.html#_CPPv4N18memcached_return_t17MEMCACHED_SUCCESSE" title="MEMCACHED_SUCCESS"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">MEMCACHED_SUCCESS</span></code></a>).</p>
 661 <p><a class="reference internal" href="#_CPPv422memcached_behavior_getP12memcached_st20memcached_behavior_t" title="memcached_behavior_get"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_behavior_get()</span></code></a> takes a behavior <code class="docutils literal notranslate"><span class="pre">flag</span></code> and returns whether or not
 662 that behavior is currently enabled in the client.</p>
 663 <p><a class="reference internal" href="#_CPPv422memcached_behavior_setP12memcached_st20memcached_behavior_t8uint64_t" title="memcached_behavior_set"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_behavior_set()</span></code></a> changes the value of a particular option of the client.
 664 It takes both a <code class="docutils literal notranslate"><span class="pre">flag</span></code> and a <code class="docutils literal notranslate"><span class="pre">value</span></code>. For simple on or off options you just
 665 need to pass in a value of 1. Calls to <a class="reference internal" href="#_CPPv422memcached_behavior_setP12memcached_st20memcached_behavior_t8uint64_t" title="memcached_behavior_set"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_behavior_set()</span></code></a> will flush and
 666 reset all connections.</p>
 667 </div>
 668 <div class="section" id="return-value">
 669 <h2>RETURN VALUE<a class="headerlink" href="#return-value" title="Permalink to this headline">¶</a></h2>
 670 <p><a class="reference internal" href="#_CPPv422memcached_behavior_getP12memcached_st20memcached_behavior_t" title="memcached_behavior_get"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_behavior_get()</span></code></a> returns either the current value of the key, or 0
 671 or 1 on simple flag behaviors (1 being enabled). <a class="reference internal" href="#_CPPv422memcached_behavior_setP12memcached_st20memcached_behavior_t8uint64_t" title="memcached_behavior_set"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_behavior_set()</span></code></a>
 672 returns failure or success.</p>
 673 </div>
 674 <div class="section" id="notes">
 675 <h2>NOTES<a class="headerlink" href="#notes" title="Permalink to this headline">¶</a></h2>
 676 <p>The <code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">data</span></code> argument of <a class="reference internal" href="#_CPPv422memcached_behavior_setP12memcached_st20memcached_behavior_t8uint64_t" title="memcached_behavior_set"><code class="xref cpp cpp-any docutils literal notranslate"><span class="pre">memcached_behavior_set()</span></code></a> was changed in version
 677 0.17 from taking a pointer to data value, to taking a uin64_t.</p>
 678 </div>
 679 <div class="section" id="see-also">
 680 <h2>SEE ALSO<a class="headerlink" href="#see-also" title="Permalink to this headline">¶</a></h2>
 681 <ul class="simple">
 682 <li><em class="manpage"><a class="manpage reference external" href="https://linux.die.net/man/1/memcached">memcached(1)</a></em></li>
 683 <li><em class="manpage"><a class="manpage reference external" href="https://linux.die.net/man/3/setsockopt">setsockopt(3)</a></em></li>
 684 <li><a class="reference internal" href="../libmemcached.html"><span class="doc">C/C++ Client Library for memcached</span></a></li>
 685 <li><a class="reference internal" href="memcached_strerror.html"><span class="doc">Converting Error Codes to Messages</span></a></li>
 686 </ul>
 687 </div>
 688 </div>
 689
 690
 691            </div>
 692
 693           </div>
 694           <footer>
 695
 696     <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation">
 697
 698         <a href="memcached_callback.html" class="btn btn-neutral float-right" title="Library callbacks" accesskey="n" rel="next">Next <span class="fa fa-arrow-circle-right"></span></a>
 699
 700
 701         <a href="index_advanced_internals.html" class="btn btn-neutral float-left" title="Internal Behavior" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left"></span> Previous</a>
 702
 703     </div>
 704
 705
 706   <hr/>
 707
 708   <div role="contentinfo">
 709     <p>
 710         &copy; <a href="../copyright.html">Copyright</a>
 711
 712     </p>
 713   </div>
 714   Built with <a href="http://sphinx-doc.org/">Sphinx</a> using a <a href="https://github.com/rtfd/sphinx_rtd_theme">theme</a> provided by <a href="https://readthedocs.org">Read the Docs</a>.
 715
 716 </footer>
 717
 718         </div>
 719       </div>
 720
 721     </section>
 722
 723   </div>
 724
 725
 726
 727   <script type="text/javascript">
 728       jQuery(function () {
 729           SphinxRtdTheme.Navigation.enable(true);
 730       });
 731   </script>
 732
 733
 734
 735
 736
 737
 738 </body>
 739 </html>