1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
|
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>DB_MULTIPLE_INIT</title>
<link rel="stylesheet" href="apiReference.css" type="text/css" />
<meta name="generator" content="DocBook XSL Stylesheets V1.73.2" />
<link rel="start" href="index.html" title="Berkeley DB C API Reference" />
<link rel="up" href="dbt.html" title="Chapter 4. The DBT Handle" />
<link rel="prev" href="dbt.html" title="Chapter 4. The DBT Handle" />
<link rel="next" href="DB_MULTIPLE_NEXT.html" title="DB_MULTIPLE_NEXT" />
</head>
<body>
<div xmlns="" class="navheader">
<div class="libver">
<p>Library Version 11.2.5.3</p>
</div>
<table width="100%" summary="Navigation header">
<tr>
<th colspan="3" align="center">DB_MULTIPLE_INIT</th>
</tr>
<tr>
<td width="20%" align="left"><a accesskey="p" href="dbt.html">Prev</a> </td>
<th width="60%" align="center">Chapter 4.
The DBT Handle
</th>
<td width="20%" align="right"> <a accesskey="n" href="DB_MULTIPLE_NEXT.html">Next</a></td>
</tr>
</table>
<hr />
</div>
<div class="sect1" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h2 class="title" style="clear: both"><a id="DB_MULTIPLE_INIT"></a>DB_MULTIPLE_INIT</h2>
</div>
</div>
</div>
<pre class="programlisting">#include <db.h>
DB_MULTIPLE_INIT(void *pointer, DBT *data); </pre>
<p>
If either of the
<a class="link" href="dbcget.html#dbcget_DB_MULTIPLE">DB_MULTIPLE</a>
or
<a class="link" href="dbcget.html#dbcget_DB_MULTIPLE_KEY">DB_MULTIPLE_KEY</a>
flags were specified to the <a class="xref" href="dbget.html" title="DB->get()">DB->get()</a> or
<a class="xref" href="dbcget.html" title="DBcursor->get()">DBcursor->get()</a> methods, the data
<a class="link" href="dbt.html" title="Chapter 4. The DBT Handle">DBT</a> returned by those interfaces will
refer to a buffer that is filled with data. Access to that data is through the
DB_MULTIPLE_* macros.
</p>
<p>
This macro initializes a variable used for bulk retrieval.
</p>
<div class="sect2" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h3 class="title"><a id="idp51075784"></a>Parameters</h3>
</div>
</div>
</div>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="idp51076064"></a>pointer</h4>
</div>
</div>
</div>
<p>
The <span class="bold"><strong>pointer</strong></span> parameter is a variable to be
initialized.
</p>
</div>
<div class="sect3" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h4 class="title"><a id="idp51077696"></a>data</h4>
</div>
</div>
</div>
<p>
The <span class="bold"><strong>data</strong></span> parameter is a
<a class="link" href="dbt.html" title="Chapter 4. The DBT Handle">DBT</a> structure returned from a
successful call to <a class="xref" href="dbget.html" title="DB->get()">DB->get()</a> or
<a class="xref" href="dbcget.html" title="DBcursor->get()">DBcursor->get()</a> for which one of the
<a class="link" href="dbcget.html#dbcget_DB_MULTIPLE">DB_MULTIPLE</a>
or
<a class="link" href="dbcget.html#dbcget_DB_MULTIPLE_KEY">DB_MULTIPLE_KEY</a>
flags were specified.
</p>
</div>
</div>
<div class="sect2" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h3 class="title"><a id="idp51112456"></a>Class</h3>
</div>
</div>
</div>
<p>
<a class="link" href="dbt.html" title="Chapter 4. The DBT Handle">DBT</a>
</p>
</div>
<div class="sect2" lang="en" xml:lang="en">
<div class="titlepage">
<div>
<div>
<h3 class="title"><a id="idp51078448"></a>See Also</h3>
</div>
</div>
</div>
<p>
<a class="xref" href="dbt.html#dbtlist" title="DBT and Bulk Operations">DBT and Bulk Operations</a>
</p>
</div>
</div>
<div class="navfooter">
<hr />
<table width="100%" summary="Navigation footer">
<tr>
<td width="40%" align="left"><a accesskey="p" href="dbt.html">Prev</a> </td>
<td width="20%" align="center">
<a accesskey="u" href="dbt.html">Up</a>
</td>
<td width="40%" align="right"> <a accesskey="n" href="DB_MULTIPLE_NEXT.html">Next</a></td>
</tr>
<tr>
<td width="40%" align="left" valign="top">Chapter 4.
The DBT Handle
</td>
<td width="20%" align="center">
<a accesskey="h" href="index.html">Home</a>
</td>
<td width="40%" align="right" valign="top"> DB_MULTIPLE_NEXT</td>
</tr>
</table>
</div>
</body>
</html>
|
