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<th colspan="3" align="center">Chapter 10.
Db_base_iterator </th>
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<h2 class="title"><a id="db_base_iterator"></a>Chapter 10.
Db_base_iterator </h2>
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<h4><a id="id1557530"></a> Public Members </h4>
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<a class="xref" href="db_base_iterator.html#stldb_base_iteratorrefresh" title="refresh">
refresh
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<p>Read data from underlying database via its cursor, and update its cached value. </p> </td>
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<a class="xref" href="stldb_base_iteratorclose_cursor.html" title="close_cursor">
close_cursor
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<p>Close its cursor. </p> </td>
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<a class="xref" href="stldb_base_iteratorset_bulk_buffer.html" title="set_bulk_buffer">
set_bulk_buffer
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<p>Call this function to modify bulk buffer size. </p> </td>
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<a class="xref" href="stldb_base_iteratorget_bulk_bufsize.html" title="get_bulk_bufsize">
get_bulk_bufsize
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<p>Return current bulk buffer size. </p> </td>
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db_base_iterator
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<p>Default constructor. </p> </td>
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operator=
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<p>Iterator assignment operator. </p> </td>
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~db_base_iterator
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get_bulk_retrieval
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<p>Get bulk buffer size. </p> </td>
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is_rmw
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<p>Get DB_RMW setting. </p> </td>
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is_directdb_get
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<p>Get direct database get setting. </p> </td>
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<h4><a id="id1557804"></a>
Group</h4>
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<a class="xref" href="dbstl_iterators.html" title="Chapter 9. Dbstl Iterator Classes">
Dbstl Iterator Classes </a>
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refresh
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Function Details</h3>
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<pre class="programlisting">
int refresh(bool from_db=true)
</pre>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage"></div>
<p>Read data from underlying database via its cursor, and update its cached value. </p>
<p></p>
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<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
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<h4 class="title"><a id="id1557815"></a>
Parameters</h4>
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<h5 class="title"><a id="id1558277"></a>
from_db </h5>
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<p>Whether retrieve data from database rather than using the cached data in this iterator. </p>
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<div class="sect3" lang="en" xml:lang="en">
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<h4 class="title"><a id="id1557938"></a>
Return Value</h4>
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</div>
<p>0 if succeeded. Otherwise an <a class="link" href="DbstlException.html" title="Chapter 30. DbstlException">DbstlException</a>
exception will be thrown. </p>
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Class</h3>
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db_base_iterator</a>
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