<?xml version="1.0" encoding="UTF-8" standalone="no"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <title>DB_ENV->get_tx_max()</title> <link rel="stylesheet" href="apiReference.css" type="text/css" /> <meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /> <link rel="start" href="index.html" title="Berkeley DB C API Reference" /> <link rel="up" href="txn.html" title="Chapter 12. The DB_TXN Handle" /> <link rel="prev" href="envcdsgroup_begin.html" title="DB_ENV->cdsgroup_begin()" /> <link rel="next" href="envget_tx_timestamp.html" title="DB_ENV->get_tx_timestamp()" /> </head> <body> <div xmlns="" class="navheader"> <div class="libver"> <p>Library Version 11.2.5.3</p> </div> <table width="100%" summary="Navigation header"> <tr> <th colspan="3" align="center">DB_ENV->get_tx_max()</th> </tr> <tr> <td width="20%" align="left"><a accesskey="p" href="envcdsgroup_begin.html">Prev</a> </td> <th width="60%" align="center">Chapter 12. The DB_TXN Handle </th> <td width="20%" align="right"> <a accesskey="n" href="envget_tx_timestamp.html">Next</a></td> </tr> </table> <hr /> </div> <div class="sect1" lang="en" xml:lang="en"> <div class="titlepage"> <div> <div> <h2 class="title" style="clear: both"><a id="envget_tx_max"></a>DB_ENV->get_tx_max()</h2> </div> </div> </div> <pre class="programlisting">#include <db.h> int DB_ENV->get_tx_max(DB_ENV *dbenv, u_int32_t *tx_maxp); </pre> <p> The <code class="methodname">DB_ENV->get_tx_max()</code> method returns the maximum number of active transactions currently configured for the environment. You can manage this value using the <a class="xref" href="envset_tx_max.html" title="DB_ENV->set_tx_max()">DB_ENV->set_tx_max()</a> method. </p> <p> The <code class="methodname">DB_ENV->get_tx_max()</code> method may be called at any time during the life of the application. </p> <p> The <code class="methodname">DB_ENV->get_tx_max()</code> <span> <span> method returns a non-zero error value on failure and 0 on success. </span> </span> </p> <div class="sect2" lang="en" xml:lang="en"> <div class="titlepage"> <div> <div> <h3 class="title"><a id="idp62715328"></a>Parameters</h3> </div> </div> </div> <div class="sect3" lang="en" xml:lang="en"> <div class="titlepage"> <div> <div> <h4 class="title"><a id="idp62715800"></a>tx_maxp</h4> </div> </div> </div> <p> The <code class="methodname">DB_ENV->get_tx_max()</code> method returns the number of active transactions in <span class="bold"><strong>tx_maxp</strong></span>. </p> </div> </div> <div class="sect2" lang="en" xml:lang="en"> <div class="titlepage"> <div> <div> <h3 class="title"><a id="idp62704960"></a>Class</h3> </div> </div> </div> <p> <a class="link" href="env.html" title="Chapter 5. The DB_ENV Handle">DB_ENV</a>, <a class="link" href="txn.html" title="Chapter 12. The DB_TXN Handle">DB_TXN</a> </p> </div> <div class="sect2" lang="en" xml:lang="en"> <div class="titlepage"> <div> <div> <h3 class="title"><a id="idp62710608"></a>See Also</h3> </div> </div> </div> <p> <a class="xref" href="txn.html#txnlist" title="Transaction Subsystem and Related Methods">Transaction Subsystem and Related Methods</a>, <a class="xref" href="envset_tx_max.html" title="DB_ENV->set_tx_max()">DB_ENV->set_tx_max()</a> </p> </div> </div> <div class="navfooter"> <hr /> <table width="100%" summary="Navigation footer"> <tr> <td width="40%" align="left"><a accesskey="p" href="envcdsgroup_begin.html">Prev</a> </td> <td width="20%" align="center"> <a accesskey="u" href="txn.html">Up</a> </td> <td width="40%" align="right"> <a accesskey="n" href="envget_tx_timestamp.html">Next</a></td> </tr> <tr> <td width="40%" align="left" valign="top">DB_ENV->cdsgroup_begin() </td> <td width="20%" align="center"> <a accesskey="h" href="index.html">Home</a> </td> <td width="40%" align="right" valign="top"> DB_ENV->get_tx_timestamp()</td> </tr> </table> </div> </body> </html>