group__g__connpool.html

ORACLE编程的好东西,纯C写的OCI封装.很好用,支持数据池.

<dl class="return" compact><dt><b>Returns:</b></dt><dd>Connection pool handle on succes or NULL on failure </dd></dl>

<p>Definition at line <a class="el" href="connpool_8c-source.html#l00110">110</a> of file <a class="el" href="connpool_8c-source.html">connpool.c</a>.</p>

<p>References <a class="el" href="ocilib__types_8h-source.html#l00196">OCI_ConnPool::cons</a>, <a class="el" href="ocilib__types_8h-source.html#l00204">OCI_ConnPool::db</a>, <a class="el" href="ocilib__types_8h-source.html#l00202">OCI_ConnPool::err</a>, <a class="el" href="ocilib__types_8h-source.html#l00198">OCI_ConnPool::handle</a>, <a class="el" href="ocilib__types_8h-source.html#l00211">OCI_ConnPool::incr</a>, <a class="el" href="ocilib__types_8h-source.html#l00210">OCI_ConnPool::max</a>, <a class="el" href="ocilib__types_8h-source.html#l00209">OCI_ConnPool::min</a>, <a class="el" href="ocilib__types_8h-source.html#l00208">OCI_ConnPool::mode</a>, <a class="el" href="ocilib__types_8h-source.html#l00207">OCI_ConnPool::mutex</a>, <a class="el" href="ocilib__types_8h-source.html#l00203">OCI_ConnPool::name</a>, <a class="el" href="group__g__connpool.html#g4bca447fc21e09cb1cc4cc3ec2cfcde1">OCI_ConnPoolFree()</a>, <a class="el" href="ocilib__types_8h-source.html#l00206">OCI_ConnPool::pwd</a>, and <a class="el" href="ocilib__types_8h-source.html#l00205">OCI_ConnPool::user</a>.</p>

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<a class="anchor" name="g4bca447fc21e09cb1cc4cc3ec2cfcde1"></a><!-- doxytag: member="ocilib.h::OCI_ConnPoolFree" ref="g4bca447fc21e09cb1cc4cc3ec2cfcde1" args="(OCI_ConnPool *pool)" -->
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          <td class="memname">OCI_EXPORT boolean OCI_API OCI_ConnPoolFree           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="struct_o_c_i___conn_pool.html">OCI_ConnPool</a> *&nbsp;</td>
          <td class="paramname"> <em>pool</em>          </td>
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<p>
Destroy a Connection pool object. 
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<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>pool</em>&nbsp;</td><td>- Connection pool handle</td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>TRUE on success otherwise FALSE </dd></dl>

<p>Definition at line <a class="el" href="connpool_8c-source.html#l00270">270</a> of file <a class="el" href="connpool_8c-source.html">connpool.c</a>.</p>

<p>Referenced by <a class="el" href="group__g__connpool.html#g55ba9db7940b0be1514ab3010c6a9e81">OCI_ConnPoolCreate()</a>.</p>

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<a class="anchor" name="ga2cbd17675866a81848c5cd586dd43b6"></a><!-- doxytag: member="ocilib.h::OCI_ConnPoolGetBusyCount" ref="ga2cbd17675866a81848c5cd586dd43b6" args="(OCI_ConnPool *pool)" -->
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          <td class="memname">OCI_EXPORT unsigned int OCI_API OCI_ConnPoolGetBusyCount           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="struct_o_c_i___conn_pool.html">OCI_ConnPool</a> *&nbsp;</td>
          <td class="paramname"> <em>pool</em>          </td>
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<p>
Return the current number of busy connections. 
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<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>pool</em>&nbsp;</td><td>- Connection pool handle </td></tr>
  </table>
</dl>

<p>Definition at line <a class="el" href="connpool_8c-source.html#l00472">472</a> of file <a class="el" href="connpool_8c-source.html">connpool.c</a>.</p>

<p>References <a class="el" href="ocilib__types_8h-source.html#l00202">OCI_ConnPool::err</a>, <a class="el" href="ocilib__types_8h-source.html#l00198">OCI_ConnPool::handle</a>, and <a class="el" href="ocilib__types_8h-source.html#l00212">OCI_ConnPool::nb_busy</a>.</p>

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<a class="anchor" name="g774ce156deb3477c83237a633b6538f6"></a><!-- doxytag: member="ocilib.h::OCI_ConnPoolGetConnection" ref="g774ce156deb3477c83237a633b6538f6" args="(OCI_ConnPool *pool)" -->
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          <td class="memname">OCI_EXPORT <a class="el" href="struct_o_c_i___connection.html">OCI_Connection</a>* OCI_API OCI_ConnPoolGetConnection           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="struct_o_c_i___conn_pool.html">OCI_ConnPool</a> *&nbsp;</td>
          <td class="paramname"> <em>pool</em>          </td>
          <td>&nbsp;)&nbsp;</td>
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<p>
Get a connection from the pool. 
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<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>pool</em>&nbsp;</td><td>- Connection pool handle</td></tr>
  </table>
</dl>
<dl class="note" compact><dt><b>Note:</b></dt><dd></dd></dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>Connection handle otherwise NULL on failure </dd></dl>

<p>Definition at line <a class="el" href="connpool_8c-source.html#l00291">291</a> of file <a class="el" href="connpool_8c-source.html">connpool.c</a>.</p>

<p>References <a class="el" href="ocilib__types_8h-source.html#l00196">OCI_ConnPool::cons</a>, <a class="el" href="ocilib__types_8h-source.html#l00241">OCI_Connection::cstate</a>, <a class="el" href="ocilib__types_8h-source.html#l00204">OCI_ConnPool::db</a>, <a class="el" href="ocilib__types_8h-source.html#l00211">OCI_ConnPool::incr</a>, <a class="el" href="ocilib__types_8h-source.html#l00210">OCI_ConnPool::max</a>, <a class="el" href="ocilib__types_8h-source.html#l00208">OCI_ConnPool::mode</a>, <a class="el" href="ocilib__types_8h-source.html#l00207">OCI_ConnPool::mutex</a>, <a class="el" href="ocilib__types_8h-source.html#l00213">OCI_ConnPool::nb_opened</a>, <a class="el" href="group__g__connect.html#gc3fe655e96074adb119908be4650a4c9">OCI_ConnectionFree()</a>, <a class="el" href="group__g__threads.html#g88a05b41e24b3bd1789688702cc6f4f4">OCI_MutexAcquire()</a>, <a class="el" href="group__g__threads.html#g366f287cf828533617faf0785181de7f">OCI_MutexRelease()</a>, <a class="el" href="ocilib__types_8h-source.html#l00206">OCI_ConnPool::pwd</a>, and <a class="el" href="ocilib__types_8h-source.html#l00205">OCI_ConnPool::user</a>.</p>

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<a class="anchor" name="gc8f2a7bd2d053c9f774eb86a18533355"></a><!-- doxytag: member="ocilib.h::OCI_ConnPoolGetIncrement" ref="gc8f2a7bd2d053c9f774eb86a18533355" args="(OCI_ConnPool *pool)" -->
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          <td class="memname">OCI_EXPORT unsigned int OCI_API OCI_ConnPoolGetIncrement           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="struct_o_c_i___conn_pool.html">OCI_ConnPool</a> *&nbsp;</td>
          <td class="paramname"> <em>pool</em>          </td>
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<p>
Return the increment for connections to be opened to the database when the pool is not full. 
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<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>pool</em>&nbsp;</td><td>- Connection pool handle </td></tr>
  </table>
</dl>

<p>Definition at line <a class="el" href="connpool_8c-source.html#l00570">570</a> of file <a class="el" href="connpool_8c-source.html">connpool.c</a>.</p>

<p>References <a class="el" href="ocilib__types_8h-source.html#l00211">OCI_ConnPool::incr</a>.</p>

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<a class="anchor" name="g0dff250d296fe1060a576e9bdb43ffb0"></a><!-- doxytag: member="ocilib.h::OCI_ConnPoolGetlGetNoWait" ref="g0dff250d296fe1060a576e9bdb43ffb0" args="(OCI_ConnPool *pool)" -->
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          <td class="memname">OCI_EXPORT boolean OCI_API OCI_ConnPoolGetlGetNoWait           </td>
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          <td class="paramtype"><a class="el" href="struct_o_c_i___conn_pool.html">OCI_ConnPool</a> *&nbsp;</td>
          <td class="paramname"> <em>pool</em>          </td>
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<p>
Get the waiing mode used when no more connections are available from the pool. 
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<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>pool</em>&nbsp;</td><td>- Connection pool handle</td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd><ul>
<li>FALSE to wait for an available connection if the pool is saturated</li><li>TRUE to not wait for an available connection </li></ul>
</dd></dl>

<p>Definition at line <a class="el" href="connpool_8c-source.html#l00423">423</a> of file <a class="el" href="connpool_8c-source.html">connpool.c</a>.</p>

<p>References <a class="el" href="ocilib__types_8h-source.html#l00215">OCI_ConnPool::nowait</a>.</p>

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<a class="anchor" name="g24a3b2eaca171d4dbc3d40e1dc0229ca"></a><!-- doxytag: member="ocilib.h::OCI_ConnPoolGetMax" ref="g24a3b2eaca171d4dbc3d40e1dc0229ca" args="(OCI_ConnPool *pool)" -->
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          <td class="memname">OCI_EXPORT unsigned int OCI_API OCI_ConnPoolGetMax           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="struct_o_c_i___conn_pool.html">OCI_ConnPool</a> *&nbsp;</td>
          <td class="paramname"> <em>pool</em>          </td>
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<p>
Return the maximum number of connections that can be opened to the database. 
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<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>pool</em>&nbsp;</td><td>- Connection pool handle </td></tr>
  </table>
</dl>

<p>Definition at line <a class="el" href="connpool_8c-source.html#l00557">557</a> of file <a class="el" href="connpool_8c-source.html">connpool.c</a>.</p>