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<th colspan="3" align="center">Chapter 16.
Db_map_iterator </th>
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<h2 class="title"><a id="db_map_iterator"></a>Chapter 16.
Db_map_iterator </h2>
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<h4><a id="id1563834"></a> Public Members </h4>
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<th>Member</th>
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<td>
<a class="xref" href="db_map_iterator.html#stldb_map_iteratordb_map_iterator" title="db_map_iterator">
db_map_iterator
</a>
</td>
<td>
<p>Copy constructor. </p> </td>
</tr>
<tr>
<td>
<a class="xref" href="stldb_map_iteratordstr_db_map_iterator.html" title="~db_map_iterator">
~db_map_iterator
</a>
</td>
<td>
<p>Destructor. </p> </td>
</tr>
<tr>
<td>
<a class="xref" href="stldb_map_iteratoroperator_incr.html" title="operator++">
operator++
</a>
</td>
<td>
<p>Pre-increment. </p> </td>
</tr>
<tr>
<td>
<a class="xref" href="stldb_map_iteratoroperator_decr.html" title="operator--">
operator--
</a>
</td>
<td>
<p>Pre-decrement. </p> </td>
</tr>
<tr>
<td>
<a class="xref" href="stldb_map_iteratoroperator__star.html" title="operator *">
operator *
</a>
</td>
<td>
<p>Dereference operator. </p> </td>
</tr>
<tr>
<td>
<a class="xref" href="stldb_map_iteratoroperator_arrow.html" title="operator->">
operator->
</a>
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<td>
<p>Arrow operator. </p> </td>
</tr>
<tr>
<td>
<a class="xref" href="stldb_map_iteratorrefresh.html" title="refresh">
refresh
</a>
</td>
<td>
<p>Refresh iterator cached value. </p> </td>
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<a class="xref" href="stldb_map_iteratoroperator_assign.html" title="operator=">
operator=
</a>
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<p>Assignment operator. </p> </td>
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<h4><a id="id1564149"></a>
Group</h4>
<p>
<a class="xref" href="dbstl_iterators.html" title="Chapter 9. Dbstl Iterator Classes">
Dbstl Iterator Classes </a>
</p>
<p>
</p>
<div class="sect1" lang="en" xml:lang="en">
<div class="titlepage">
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<div>
<h2 class="title" style="clear: both"><a id="stldb_map_iteratordb_map_iterator"></a>
db_map_iterator
</h2>
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</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">
db_map_iterator(const db_map_iterator< kdt, ddt,
value_type_sub > &vi)
</pre>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage"></div>
<p>Copy constructor. </p>
<p></p>
</div>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="id1564310"></a>
Parameters</h4>
</div>
</div>
</div>
<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="id1564609"></a>
vi </h5>
</div>
</div>
</div>
<p>The other iterator of the same type to initialize this. </p>
</div>
</div>
<pre class="programlisting">
db_map_iterator(const db_map_base_iterator< kdt, realddt,
ddt > &vi)
</pre>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage"></div>
<p>Base copy constructor. </p>
<p></p>
</div>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="id1564242"></a>
Parameters</h4>
</div>
</div>
</div>
<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="id1564617"></a>
vi </h5>
</div>
</div>
</div>
<p>Initialize from a base class iterator. </p>
</div>
</div>
<pre class="programlisting">
db_map_iterator(db_container *powner, u_int32_t b_bulk_retrieval=0,
bool brmw=false, bool directdbget=true,
bool b_read_only=false)
</pre>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage"></div>
<p>Constructor. </p>
<p></p>
</div>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="id1564300"></a>
Parameters</h4>
</div>
</div>
</div>
<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="id1564521"></a>
b_bulk_retrieval </h5>
</div>
</div>
</div>
<p>The bulk read buffer size. 0 means bulk read disabled. </p>
</div>
<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="id1564324"></a>
brmw </h5>
</div>
</div>
</div>
<p>Whether set DB_RMW flag in underlying cursor. </p>
</div>
<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="id1562854"></a>
powner </h5>
</div>
</div>
</div>
<p>The container which creates this iterator. </p>
</div>
<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="id1564497"></a>
directdbget </h5>
</div>
</div>
</div>
<p>Whether do direct database get rather than using key/data values cached in the iterator whenever read. </p>
</div>
<div class="sect4" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h5 class="title"><a id="id1564592"></a>
b_read_only </h5>
</div>
</div>
</div>
<p>Whether open a read only cursor. Only effective when using Berkeley DB Concurrent Data Store. </p>
</div>
</div>
<pre class="programlisting">
db_map_iterator()
</pre>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage"></div>
<p>Default constructor, dose not create the cursor for now. </p>
</div>
</div>
<div class="sect2" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h3 class="title"><a id="id1564010"></a>
Group: Constructors and destructor</h3>
</div>
</div>
</div>
<p>Do not create iterators directly using these constructors, but call <a class="link" href="stldb_mapbegin.html" title="begin">db_map::begin</a>
or db_multimap_begin to get instances of this class.</p>
<div class="simplesect" lang="en" xml:lang="en">
<div class="titlepage"></div>
<p><a class="link" href="stldb_mapbegin.html" title="begin">db_map::begin()</a>
<a class="link" href="stldb_mapbegin.html" title="begin">db_multimap::begin()</a>
</p>
</div>
<p>
</p>
</div>
<div class="sect2" lang="en" xml:lang="en">
<div class="titlepage">
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<div>
<h3 class="title"><a id="id1564380"></a>
Class</h3>
</div>
</div>
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<p>
<a class="link" href="db_map_iterator.html" title="Chapter 16. Db_map_iterator">
db_map_iterator</a>
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