<?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>set_current_txn_handle</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++ Standard Template Library API Reference" /> <link rel="up" href="dbstl_global_functions.html" title="Chapter 1. Dbstl Global Public Functions" /> <link rel="prev" href="stldbstl_global_functionscurrent_txn.html" title="current_txn" /> <link rel="next" href="stldbstl_global_functionsregister_db.html" title="register_db" /> </head> <body> <div class="navheader"> <table width="100%" summary="Navigation header"> <tr> <th colspan="3" align="center"> set_current_txn_handle </th> </tr> <tr> <td width="20%" align="left"><a accesskey="p" href="stldbstl_global_functionscurrent_txn.html">Prev</a> </td> <th width="60%" align="center">Chapter 1. Dbstl Global Public Functions </th> <td width="20%" align="right"> <a accesskey="n" href="stldbstl_global_functionsregister_db.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="stldbstl_global_functionsset_current_txn_handle"></a> set_current_txn_handle </h2> </div> </div> </div> <div class="sect2" lang="en" xml:lang="en"> <div class="titlepage"> <div> <div> <h3 class="title"><a id="func_details"></a> Function Details</h3> </div> </div> </div> <pre class="programlisting"> DbTxn* set_current_txn_handle(DbEnv *env, DbTxn *newtxn) </pre> <div class="sect3" lang="en" xml:lang="en"> <div class="titlepage"></div> <p>Set environment env's current transaction handle to be newtxn. </p> <p>The original transaction handle returned without aborting or commiting. This function is used for users to use one transaction among multiple threads. </p> </div> <div class="sect3" lang="en" xml:lang="en"> <div class="titlepage"> <div> <div> <h4 class="title"><a id="id1542556"></a> Parameters</h4> </div> </div> </div> <div class="sect4" lang="en" xml:lang="en"> <div class="titlepage"> <div> <div> <h5 class="title"><a id="id1542905"></a> newtxn </h5> </div> </div> </div> <p>The new transaction to be as the current transaction of env. </p> </div> <div class="sect4" lang="en" xml:lang="en"> <div class="titlepage"> <div> <div> <h5 class="title"><a id="id1542789"></a> env </h5> </div> </div> </div> <p>The environment whose current transaction to replace. </p> </div> </div> <div class="sect3" lang="en" xml:lang="en"> <div class="titlepage"> <div> <div> <h4 class="title"><a id="id1542306"></a> Return Value</h4> </div> </div> </div> <p>The old current transaction of env. It is not resolved. </p> </div> </div> <div class="sect2" lang="en" xml:lang="en"> <div class="titlepage"> <div> <div> <h3 class="title"><a id="id1542951"></a> Group: Transaction control global functions.</h3> </div> </div> </div> <p>dbstl transaction API.</p> <p>You should call these API rather than DB C/C++ API to use Berkeley DB transaction features. </p> </div> <div class="sect2" lang="en" xml:lang="en"> <div class="titlepage"> <div> <div> <h3 class="title"><a id="id1543020"></a> Class</h3> </div> </div> </div> <p> <a class="link" href="dbstl_global_functions.html" title="Chapter 1. Dbstl Global Public Functions"> dbstl_global_functions</a> </p> </div> </div> <div class="navfooter"> <hr /> <table width="100%" summary="Navigation footer"> <tr> <td width="40%" align="left"><a accesskey="p" href="stldbstl_global_functionscurrent_txn.html">Prev</a> </td> <td width="20%" align="center"> <a accesskey="u" href="dbstl_global_functions.html">Up</a> </td> <td width="40%" align="right"> <a accesskey="n" href="stldbstl_global_functionsregister_db.html">Next</a></td> </tr> <tr> <td width="40%" align="left" valign="top"> current_txn </td> <td width="20%" align="center"> <a accesskey="h" href="index.html">Home</a> </td> <td width="40%" align="right" valign="top"> register_db </td> </tr> </table> </div> </body> </html>