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<title>&nbsp; Apache Ignite C++: ignite::transactions::Transactions Class Reference</title>
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<li class="navelem"><a class="el" href="namespaceignite.html">ignite</a></li><li class="navelem"><a class="el" href="namespaceignite_1_1transactions.html">transactions</a></li><li class="navelem"><a class="el" href="classignite_1_1transactions_1_1Transactions.html">Transactions</a></li> </ul>
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<div class="header">
<div class="summary">
<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="classignite_1_1transactions_1_1Transactions-members.html">List of all members</a> </div>
<div class="headertitle">
<div class="title">ignite::transactions::Transactions Class Reference</div> </div>
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<div class="contents">
<p>Transactions facade.
<a href="classignite_1_1transactions_1_1Transactions.html#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="transactions_8h_source.html">transactions.h</a>&gt;</code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a12d656ae8a3ef10e404d018a6fb2c20b"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1transactions_1_1Transactions.html#a12d656ae8a3ef10e404d018a6fb2c20b">Transactions</a> (ignite::common::concurrent::SharedPointer&lt; impl::transactions::TransactionsImpl &gt; impl)</td></tr>
<tr class="memdesc:a12d656ae8a3ef10e404d018a6fb2c20b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor. <a href="#a12d656ae8a3ef10e404d018a6fb2c20b">More...</a><br /></td></tr>
<tr class="separator:a12d656ae8a3ef10e404d018a6fb2c20b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a04997af1676a73103ef6f5a3dd1ba57e"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1transactions_1_1Transactions.html#a04997af1676a73103ef6f5a3dd1ba57e">Transactions</a> (const <a class="el" href="classignite_1_1transactions_1_1Transactions.html">Transactions</a> &amp;other)</td></tr>
<tr class="memdesc:a04997af1676a73103ef6f5a3dd1ba57e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Copy constructor. <a href="#a04997af1676a73103ef6f5a3dd1ba57e">More...</a><br /></td></tr>
<tr class="separator:a04997af1676a73103ef6f5a3dd1ba57e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad48180fccd356ed2d0888889307b0899"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classignite_1_1transactions_1_1Transactions.html">Transactions</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1transactions_1_1Transactions.html#ad48180fccd356ed2d0888889307b0899">operator=</a> (const <a class="el" href="classignite_1_1transactions_1_1Transactions.html">Transactions</a> &amp;other)</td></tr>
<tr class="memdesc:ad48180fccd356ed2d0888889307b0899"><td class="mdescLeft">&#160;</td><td class="mdescRight">Assignment operator. <a href="#ad48180fccd356ed2d0888889307b0899">More...</a><br /></td></tr>
<tr class="separator:ad48180fccd356ed2d0888889307b0899"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:acdd4c701c3140a8fecd953f49f6def07"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="acdd4c701c3140a8fecd953f49f6def07"></a>
&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1transactions_1_1Transactions.html#acdd4c701c3140a8fecd953f49f6def07">~Transactions</a> ()</td></tr>
<tr class="memdesc:acdd4c701c3140a8fecd953f49f6def07"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor. <br /></td></tr>
<tr class="separator:acdd4c701c3140a8fecd953f49f6def07"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:abe2520191cbde531706aa03e9cee821e"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classignite_1_1transactions_1_1Transaction.html">Transaction</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1transactions_1_1Transactions.html#abe2520191cbde531706aa03e9cee821e">GetTx</a> ()</td></tr>
<tr class="memdesc:abe2520191cbde531706aa03e9cee821e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get active transaction for the current thread. <a href="#abe2520191cbde531706aa03e9cee821e">More...</a><br /></td></tr>
<tr class="separator:abe2520191cbde531706aa03e9cee821e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a998ea64ae4f3aeacc85ee519f5146558"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classignite_1_1transactions_1_1Transaction.html">Transaction</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1transactions_1_1Transactions.html#a998ea64ae4f3aeacc85ee519f5146558">TxStart</a> ()</td></tr>
<tr class="memdesc:a998ea64ae4f3aeacc85ee519f5146558"><td class="mdescLeft">&#160;</td><td class="mdescRight">Start new transaction with default isolation, concurrency and timeout. <a href="#a998ea64ae4f3aeacc85ee519f5146558">More...</a><br /></td></tr>
<tr class="separator:a998ea64ae4f3aeacc85ee519f5146558"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a33ba4852b353263477e7a76c55cf6b09"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classignite_1_1transactions_1_1Transaction.html">Transaction</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1transactions_1_1Transactions.html#a33ba4852b353263477e7a76c55cf6b09">TxStart</a> (<a class="el" href="classignite_1_1IgniteError.html">IgniteError</a> &amp;err)</td></tr>
<tr class="memdesc:a33ba4852b353263477e7a76c55cf6b09"><td class="mdescLeft">&#160;</td><td class="mdescRight">Start new transaction with default isolation, concurrency and timeout. <a href="#a33ba4852b353263477e7a76c55cf6b09">More...</a><br /></td></tr>
<tr class="separator:a33ba4852b353263477e7a76c55cf6b09"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1958c8a0aec183f6aaeb50c2b2ebcdc6"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classignite_1_1transactions_1_1Transaction.html">Transaction</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1transactions_1_1Transactions.html#a1958c8a0aec183f6aaeb50c2b2ebcdc6">TxStart</a> (<a class="el" href="namespaceignite_1_1transactions.html#aee8b376e2894e92648003300e3e1641f">TransactionConcurrency</a> concurrency, <a class="el" href="namespaceignite_1_1transactions.html#a8a5ac5160b34a7b28ea4c2b673be3771">TransactionIsolation</a> isolation)</td></tr>
<tr class="memdesc:a1958c8a0aec183f6aaeb50c2b2ebcdc6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Starts new transaction with the specified concurrency and isolation. <a href="#a1958c8a0aec183f6aaeb50c2b2ebcdc6">More...</a><br /></td></tr>
<tr class="separator:a1958c8a0aec183f6aaeb50c2b2ebcdc6"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9f66ba10fe17008084bb394b5d41e96a"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classignite_1_1transactions_1_1Transaction.html">Transaction</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1transactions_1_1Transactions.html#a9f66ba10fe17008084bb394b5d41e96a">TxStart</a> (<a class="el" href="namespaceignite_1_1transactions.html#aee8b376e2894e92648003300e3e1641f">TransactionConcurrency</a> concurrency, <a class="el" href="namespaceignite_1_1transactions.html#a8a5ac5160b34a7b28ea4c2b673be3771">TransactionIsolation</a> isolation, <a class="el" href="classignite_1_1IgniteError.html">IgniteError</a> &amp;err)</td></tr>
<tr class="memdesc:a9f66ba10fe17008084bb394b5d41e96a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Starts new transaction with the specified concurrency and isolation. <a href="#a9f66ba10fe17008084bb394b5d41e96a">More...</a><br /></td></tr>
<tr class="separator:a9f66ba10fe17008084bb394b5d41e96a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a4e452a9eb54fa9ccb51663ccfeb6f1cd"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classignite_1_1transactions_1_1Transaction.html">Transaction</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1transactions_1_1Transactions.html#a4e452a9eb54fa9ccb51663ccfeb6f1cd">TxStart</a> (<a class="el" href="namespaceignite_1_1transactions.html#aee8b376e2894e92648003300e3e1641f">TransactionConcurrency</a> concurrency, <a class="el" href="namespaceignite_1_1transactions.html#a8a5ac5160b34a7b28ea4c2b673be3771">TransactionIsolation</a> isolation, int64_t timeout, int32_t txSize)</td></tr>
<tr class="memdesc:a4e452a9eb54fa9ccb51663ccfeb6f1cd"><td class="mdescLeft">&#160;</td><td class="mdescRight">Starts transaction with specified isolation, concurrency, timeout, and number of participating entries. <a href="#a4e452a9eb54fa9ccb51663ccfeb6f1cd">More...</a><br /></td></tr>
<tr class="separator:a4e452a9eb54fa9ccb51663ccfeb6f1cd"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aab632b69a3a8cddde85f687d6759f38f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classignite_1_1transactions_1_1Transaction.html">Transaction</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1transactions_1_1Transactions.html#aab632b69a3a8cddde85f687d6759f38f">TxStart</a> (<a class="el" href="namespaceignite_1_1transactions.html#aee8b376e2894e92648003300e3e1641f">TransactionConcurrency</a> concurrency, <a class="el" href="namespaceignite_1_1transactions.html#a8a5ac5160b34a7b28ea4c2b673be3771">TransactionIsolation</a> isolation, int64_t timeout, int32_t txSize, <a class="el" href="classignite_1_1IgniteError.html">IgniteError</a> &amp;err)</td></tr>
<tr class="memdesc:aab632b69a3a8cddde85f687d6759f38f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Start new transaction. <a href="#aab632b69a3a8cddde85f687d6759f38f">More...</a><br /></td></tr>
<tr class="separator:aab632b69a3a8cddde85f687d6759f38f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a4681b8929dda5227b31e2935c5094144"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classignite_1_1transactions_1_1TransactionMetrics.html">TransactionMetrics</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1transactions_1_1Transactions.html#a4681b8929dda5227b31e2935c5094144">GetMetrics</a> ()</td></tr>
<tr class="memdesc:a4681b8929dda5227b31e2935c5094144"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get transaction metrics. <a href="#a4681b8929dda5227b31e2935c5094144">More...</a><br /></td></tr>
<tr class="separator:a4681b8929dda5227b31e2935c5094144"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a449f6900c797de1f2b1d771a12c00ac9"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classignite_1_1transactions_1_1TransactionMetrics.html">TransactionMetrics</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1transactions_1_1Transactions.html#a449f6900c797de1f2b1d771a12c00ac9">GetMetrics</a> (<a class="el" href="classignite_1_1IgniteError.html">IgniteError</a> &amp;err)</td></tr>
<tr class="memdesc:a449f6900c797de1f2b1d771a12c00ac9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get transaction metrics. <a href="#a449f6900c797de1f2b1d771a12c00ac9">More...</a><br /></td></tr>
<tr class="separator:a449f6900c797de1f2b1d771a12c00ac9"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Transactions facade. </p>
<p>This class implemented as a reference to an implementation so copying of this class instance will only create another reference to the same underlying object. Underlying object released automatically once all the instances are destructed. </p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a class="anchor" id="a12d656ae8a3ef10e404d018a6fb2c20b"></a>
<div class="memitem">
<div class="memproto">
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<td class="memname">ignite::transactions::Transactions::Transactions </td>
<td>(</td>
<td class="paramtype">ignite::common::concurrent::SharedPointer&lt; impl::transactions::TransactionsImpl &gt;&#160;</td>
<td class="paramname"><em>impl</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Constructor. </p>
<p>Internal method. Should not be used by user.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">impl</td><td>Implementation. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="a04997af1676a73103ef6f5a3dd1ba57e"></a>
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<td class="memname">ignite::transactions::Transactions::Transactions </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classignite_1_1transactions_1_1Transactions.html">Transactions</a> &amp;&#160;</td>
<td class="paramname"><em>other</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Copy constructor. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">other</td><td>Other instance. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<h2 class="groupheader">Member Function Documentation</h2>
<a class="anchor" id="a4681b8929dda5227b31e2935c5094144"></a>
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<td class="memname"><a class="el" href="classignite_1_1transactions_1_1TransactionMetrics.html">TransactionMetrics</a> ignite::transactions::Transactions::GetMetrics </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Get transaction metrics. </p>
<dl class="section return"><dt>Returns</dt><dd>Metrics instance. </dd></dl>
</div>
</div>
<a class="anchor" id="a449f6900c797de1f2b1d771a12c00ac9"></a>
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<td class="memname"><a class="el" href="classignite_1_1transactions_1_1TransactionMetrics.html">TransactionMetrics</a> ignite::transactions::Transactions::GetMetrics </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classignite_1_1IgniteError.html">IgniteError</a> &amp;&#160;</td>
<td class="paramname"><em>err</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Get transaction metrics. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">err</td><td>Error. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Metrics instance. Returned instance is not valid if an error occurred during the operation. </dd></dl>
</div>
</div>
<a class="anchor" id="abe2520191cbde531706aa03e9cee821e"></a>
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<td class="memname"><a class="el" href="classignite_1_1transactions_1_1Transaction.html">Transaction</a> ignite::transactions::Transactions::GetTx </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Get active transaction for the current thread. </p>
<dl class="section return"><dt>Returns</dt><dd>Active transaction for current thread. Returned instance is not valid if there is no active transaction for the thread. </dd></dl>
</div>
</div>
<a class="anchor" id="ad48180fccd356ed2d0888889307b0899"></a>
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<td class="memname"><a class="el" href="classignite_1_1transactions_1_1Transactions.html">Transactions</a> &amp; ignite::transactions::Transactions::operator= </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classignite_1_1transactions_1_1Transactions.html">Transactions</a> &amp;&#160;</td>
<td class="paramname"><em>other</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Assignment operator. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">other</td><td>Other instance. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>This. </dd></dl>
</div>
</div>
<a class="anchor" id="a998ea64ae4f3aeacc85ee519f5146558"></a>
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<td class="memname"><a class="el" href="classignite_1_1transactions_1_1Transaction.html">Transaction</a> ignite::transactions::Transactions::TxStart </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Start new transaction with default isolation, concurrency and timeout. </p>
<dl class="section return"><dt>Returns</dt><dd>New transaction instance. </dd></dl>
</div>
</div>
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<td class="memname"><a class="el" href="classignite_1_1transactions_1_1Transaction.html">Transaction</a> ignite::transactions::Transactions::TxStart </td>
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<p>Start new transaction with default isolation, concurrency and timeout. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">err</td><td>Error. </td></tr>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>New transaction instance. </dd></dl>
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<td class="memname"><a class="el" href="classignite_1_1transactions_1_1Transaction.html">Transaction</a> ignite::transactions::Transactions::TxStart </td>
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<p>Starts new transaction with the specified concurrency and isolation. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">concurrency</td><td>Concurrency. </td></tr>
<tr><td class="paramname">isolation</td><td>Isolation. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>New transaction instance. </dd></dl>
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</div>
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<td class="memname"><a class="el" href="classignite_1_1transactions_1_1Transaction.html">Transaction</a> ignite::transactions::Transactions::TxStart </td>
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<p>Starts new transaction with the specified concurrency and isolation. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">concurrency</td><td>Concurrency. </td></tr>
<tr><td class="paramname">isolation</td><td>Isolation. </td></tr>
<tr><td class="paramname">err</td><td>Error. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>New transaction instance. </dd></dl>
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<td class="memname"><a class="el" href="classignite_1_1transactions_1_1Transaction.html">Transaction</a> ignite::transactions::Transactions::TxStart </td>
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<td class="paramname"><em>concurrency</em>, </td>
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<td class="paramtype">int64_t&#160;</td>
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<p>Starts transaction with specified isolation, concurrency, timeout, and number of participating entries. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">concurrency</td><td>Concurrency. </td></tr>
<tr><td class="paramname">isolation</td><td>Isolation. </td></tr>
<tr><td class="paramname">timeout</td><td>Timeout. Zero if for infinite timeout. </td></tr>
<tr><td class="paramname">txSize</td><td>Number of entries participating in transaction (may be approximate). </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>New transaction instance. </dd></dl>
</div>
</div>
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<td class="memname"><a class="el" href="classignite_1_1transactions_1_1Transaction.html">Transaction</a> ignite::transactions::Transactions::TxStart </td>
<td>(</td>
<td class="paramtype"><a class="el" href="namespaceignite_1_1transactions.html#aee8b376e2894e92648003300e3e1641f">TransactionConcurrency</a>&#160;</td>
<td class="paramname"><em>concurrency</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="namespaceignite_1_1transactions.html#a8a5ac5160b34a7b28ea4c2b673be3771">TransactionIsolation</a>&#160;</td>
<td class="paramname"><em>isolation</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int64_t&#160;</td>
<td class="paramname"><em>timeout</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int32_t&#160;</td>
<td class="paramname"><em>txSize</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="classignite_1_1IgniteError.html">IgniteError</a> &amp;&#160;</td>
<td class="paramname"><em>err</em>&#160;</td>
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<p>Start new transaction. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">concurrency</td><td>Concurrency. </td></tr>
<tr><td class="paramname">isolation</td><td>Isolation. </td></tr>
<tr><td class="paramname">timeout</td><td>Timeout. Zero if for infinite timeout. </td></tr>
<tr><td class="paramname">txSize</td><td>Number of entries participating in transaction (may be approximate). </td></tr>
<tr><td class="paramname">err</td><td>Error. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>New transaction instance. </dd></dl>
</div>
</div>
<hr/>The documentation for this class was generated from the following files:<ul>
<li><a class="el" href="transactions_8h_source.html">transactions.h</a></li>
<li>transactions.cpp</li>
</ul>
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