1<?xml version="1.0" encoding="UTF-8" standalone="no"?> 2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 3<html xmlns="http://www.w3.org/1999/xhtml"> 4 <head> 5 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> 6 <title>db_set_iterator</title> 7 <link rel="stylesheet" href="apiReference.css" type="text/css" /> 8 <meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /> 9 <link rel="start" href="index.html" title="Berkeley DB C++ Standard Template Library API Reference" /> 10 <link rel="up" href="db_set_iterator.html" title="Chapter��19.�� Db_set_iterator" /> 11 <link rel="prev" href="db_set_iterator.html" title="Chapter��19.�� Db_set_iterator" /> 12 <link rel="next" href="stldb_set_iteratoroperator_incr.html" title="operator++" /> 13 </head> 14 <body> 15 <div class="navheader"> 16 <table width="100%" summary="Navigation header"> 17 <tr> 18 <th colspan="3" align="center"> 19db_set_iterator 20</th> 21 </tr> 22 <tr> 23 <td width="20%" align="left"><a accesskey="p" href="db_set_iterator.html">Prev</a>��</td> 24 <th width="60%" align="center">Chapter��19.�� 25 Db_set_iterator </th> 26 <td width="20%" align="right">��<a accesskey="n" href="stldb_set_iteratoroperator_incr.html">Next</a></td> 27 </tr> 28 </table> 29 <hr /> 30 </div> 31 <div class="sect1" lang="en" xml:lang="en"> 32 <div class="titlepage"> 33 <div> 34 <div> 35 <h2 class="title" style="clear: both"><a id="stldb_set_iteratordb_set_iterator"></a> 36db_set_iterator 37</h2> 38 </div> 39 </div> 40 </div> 41 <div class="sect2" lang="en" xml:lang="en"> 42 <div class="titlepage"> 43 <div> 44 <div> 45 <h3 class="title"><a id="func_details"></a> 46Function Details</h3> 47 </div> 48 </div> 49 </div> 50 <pre class="programlisting"> 51db_set_iterator(db_container��*powner,��u_int32_t��b_bulk_retrieval=0, 52��������bool��brmw=false,��bool��directdbget=true, 53��������bool��b_read_only=false) 54 </pre> 55 <div class="sect3" lang="en" xml:lang="en"> 56 <div class="titlepage"></div> 57 <p>Constructor. </p> 58 <p></p> 59 </div> 60 <div class="sect3" lang="en" xml:lang="en"> 61 <div class="titlepage"> 62 <div> 63 <div> 64 <h4 class="title"><a id="id1565929"></a> 65Parameters</h4> 66 </div> 67 </div> 68 </div> 69 <div class="sect4" lang="en" xml:lang="en"> 70 <div class="titlepage"> 71 <div> 72 <div> 73 <h5 class="title"><a id="id1566314"></a> 74 b_bulk_retrieval </h5> 75 </div> 76 </div> 77 </div> 78 <p>The bulk read buffer size. 0 means bulk read disabled. </p> 79 </div> 80 <div class="sect4" lang="en" xml:lang="en"> 81 <div class="titlepage"> 82 <div> 83 <div> 84 <h5 class="title"><a id="id1566296"></a> 85 brmw </h5> 86 </div> 87 </div> 88 </div> 89 <p>Whether set DB_RMW flag in underlying cursor. </p> 90 </div> 91 <div class="sect4" lang="en" xml:lang="en"> 92 <div class="titlepage"> 93 <div> 94 <div> 95 <h5 class="title"><a id="id1566286"></a> 96 powner </h5> 97 </div> 98 </div> 99 </div> 100 <p>The container which creates this iterator. </p> 101 </div> 102 <div class="sect4" lang="en" xml:lang="en"> 103 <div class="titlepage"> 104 <div> 105 <div> 106 <h5 class="title"><a id="id1566281"></a> 107 directdbget </h5> 108 </div> 109 </div> 110 </div> 111 <p>Whether do direct database get rather than using key/data values cached in the iterator whenever read. </p> 112 </div> 113 <div class="sect4" lang="en" xml:lang="en"> 114 <div class="titlepage"> 115 <div> 116 <div> 117 <h5 class="title"><a id="id1566282"></a> 118 b_read_only </h5> 119 </div> 120 </div> 121 </div> 122 <p>Whether open a read only cursor. Only effective when using Berkeley DB Concurrent Data Store. </p> 123 </div> 124 </div> 125 <pre class="programlisting"> 126db_set_iterator() 127 </pre> 128 <div class="sect3" lang="en" xml:lang="en"> 129 <div class="titlepage"></div> 130 <p>Default constructor, dose not create the cursor for now. </p> 131 </div> 132 <pre class="programlisting"> 133db_set_iterator(const��db_set_iterator��&s) 134 </pre> 135 <div class="sect3" lang="en" xml:lang="en"> 136 <div class="titlepage"></div> 137 <p>Copy constructor. </p> 138 <p></p> 139 </div> 140 <div class="sect3" lang="en" xml:lang="en"> 141 <div class="titlepage"> 142 <div> 143 <div> 144 <h4 class="title"><a id="id1566253"></a> 145Parameters</h4> 146 </div> 147 </div> 148 </div> 149 <div class="sect4" lang="en" xml:lang="en"> 150 <div class="titlepage"> 151 <div> 152 <div> 153 <h5 class="title"><a id="id1566511"></a> 154 s </h5> 155 </div> 156 </div> 157 </div> 158 <p>The other iterator of the same type to initialize this. </p> 159 </div> 160 </div> 161 <pre class="programlisting"> 162db_set_iterator(const��base��&bo) 163 </pre> 164 <div class="sect3" lang="en" xml:lang="en"> 165 <div class="titlepage"></div> 166 <p>Base copy constructor. </p> 167 <p></p> 168 </div> 169 <div class="sect3" lang="en" xml:lang="en"> 170 <div class="titlepage"> 171 <div> 172 <div> 173 <h4 class="title"><a id="id1566213"></a> 174Parameters</h4> 175 </div> 176 </div> 177 </div> 178 <div class="sect4" lang="en" xml:lang="en"> 179 <div class="titlepage"> 180 <div> 181 <div> 182 <h5 class="title"><a id="id1566318"></a> 183 bo </h5> 184 </div> 185 </div> 186 </div> 187 <p>Initialize from a base class iterator. </p> 188 </div> 189 </div> 190 <pre class="programlisting"> 191db_set_iterator(const��db_set_base_iterator<��kdt��>��&bs) 192 </pre> 193 <div class="sect3" lang="en" xml:lang="en"> 194 <div class="titlepage"></div> 195 <p>Sibling copy constructor. </p> 196 <p>Note that this class does not derive from <a class="link" href="db_set_base_iterator.html" title="Chapter��18.�� Db_set_base_iterator">db_set_base_iterator</a> 197 but from <a class="link" href="db_map_iterator.html" title="Chapter��16.�� Db_map_iterator">db_map_iterator</a> 198. </p> 199 </div> 200 <div class="sect3" lang="en" xml:lang="en"> 201 <div class="titlepage"> 202 <div> 203 <div> 204 <h4 class="title"><a id="id1566567"></a> 205Parameters</h4> 206 </div> 207 </div> 208 </div> 209 <div class="sect4" lang="en" xml:lang="en"> 210 <div class="titlepage"> 211 <div> 212 <div> 213 <h5 class="title"><a id="id1566528"></a> 214 bs </h5> 215 </div> 216 </div> 217 </div> 218 <p>Initialize from a base class iterator. </p> 219 </div> 220 </div> 221 </div> 222 <div class="sect2" lang="en" xml:lang="en"> 223 <div class="titlepage"> 224 <div> 225 <div> 226 <h3 class="title"><a id="id1566204"></a> 227Group: Constructors and destructor</h3> 228 </div> 229 </div> 230 </div> 231 <p>Do not use these constructors to create iterators, but call <a class="link" href="stldb_mapbegin.html" title="begin">db_set::begin()</a> 232 or <a class="link" href="stldb_mapbegin.html" title="begin">db_multiset::begin()</a> 233 to create valid ones. </p> 234 </div> 235 <div class="sect2" lang="en" xml:lang="en"> 236 <div class="titlepage"> 237 <div> 238 <div> 239 <h3 class="title"><a id="id1566313"></a> 240Class</h3> 241 </div> 242 </div> 243 </div> 244 <p> 245 <a class="link" href="db_set_iterator.html" title="Chapter��19.�� Db_set_iterator"> 246 db_set_iterator</a> 247 </p> 248 </div> 249 </div> 250 <div class="navfooter"> 251 <hr /> 252 <table width="100%" summary="Navigation footer"> 253 <tr> 254 <td width="40%" align="left"><a accesskey="p" href="db_set_iterator.html">Prev</a>��</td> 255 <td width="20%" align="center"> 256 <a accesskey="u" href="db_set_iterator.html">Up</a> 257 </td> 258 <td width="40%" align="right">��<a accesskey="n" href="stldb_set_iteratoroperator_incr.html">Next</a></td> 259 </tr> 260 <tr> 261 <td width="40%" align="left" valign="top">Chapter��19.�� 262 Db_set_iterator ��</td> 263 <td width="20%" align="center"> 264 <a accesskey="h" href="index.html">Home</a> 265 </td> 266 <td width="40%" align="right" valign="top">�� 267operator++ 268</td> 269 </tr> 270 </table> 271 </div> 272 </body> 273</html> 274