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<title>Berkeley DB: DbTxn::id</title>
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<h1>DbTxn::id</h1>
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#include &lt;db_cxx.h&gt;
<p>
u_int32_t
DbTxn::id();
</pre></h3>
<h1>Description</h1>
<p>The DbTxn::id method returns the unique transaction id associated with the
specified transaction.  Locking calls made on behalf of this transaction
should use the value returned from DbTxn::id as the locker parameter
to the <a href="../api_cxx/lock_get.html">DbEnv::lock_get</a> or <a href="../api_cxx/lock_vec.html">DbEnv::lock_vec</a> calls.
<h3>Classes</h3>
<a href="../api_cxx/dbenv_class.html">DbEnv</a>, <a href="../api_cxx/txn_class.html">DbTxn</a>
<h1>See Also</h1>
<a href="../api_cxx/env_set_tx_max.html">DbEnv::set_tx_max</a>,
<a href="../api_cxx/env_set_tx_recover.html">DbEnv::set_tx_recover</a>,
<a href="../api_cxx/env_set_tx_timestamp.html">DbEnv::set_tx_timestamp</a>,
<a href="../api_cxx/txn_abort.html">DbTxn::abort</a>,
<a href="../api_cxx/txn_begin.html">DbEnv::txn_begin</a>,
<a href="../api_cxx/txn_checkpoint.html">DbEnv::txn_checkpoint</a>,
<a href="../api_cxx/txn_commit.html">DbTxn::commit</a>,
<a href="../api_cxx/txn_id.html">DbTxn::id</a>,
<a href="../api_cxx/txn_prepare.html">DbTxn::prepare</a>
and
<a href="../api_cxx/txn_stat.html">DbEnv::txn_stat</a>.
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