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>Loading text into databases</title> 7 <link rel="stylesheet" href="gettingStarted.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 Programmer's Reference Guide" /> 10 <link rel="up" href="dumpload.html" title="Chapter��22.�� Dumping and Reloading Databases" /> 11 <link rel="prev" href="dumpload_format.html" title="Dump output formats" /> 12 <link rel="next" href="install.html" title="Chapter��23.�� System Installation Notes" /> 13 </head> 14 <body> 15 <div class="navheader"> 16 <table width="100%" summary="Navigation header"> 17 <tr> 18 <th colspan="3" align="center">Loading text into databases</th> 19 </tr> 20 <tr> 21 <td width="20%" align="left"><a accesskey="p" href="dumpload_format.html">Prev</a>��</td> 22 <th width="60%" align="center">Chapter��22.�� 23 Dumping and Reloading Databases 24 </th> 25 <td width="20%" align="right">��<a accesskey="n" href="install.html">Next</a></td> 26 </tr> 27 </table> 28 <hr /> 29 </div> 30 <div class="sect1" lang="en" xml:lang="en"> 31 <div class="titlepage"> 32 <div> 33 <div> 34 <h2 class="title" style="clear: both"><a id="dumpload_text"></a>Loading text into databases</h2> 35 </div> 36 </div> 37 </div> 38 <p>The <a href="../api_reference/C/db_load.html" class="olink">db_load utility</a> can be used to load text into databases. The <span class="bold"><strong>-T</strong></span> option permits nondatabase applications to create flat-text files that are then loaded into databases for fast, highly-concurrent access. For example, the following command loads the standard UNIX <code class="filename">/etc/passwd</code> file into a database, with the login name as the key item and the entire password entry as the data item:</p> 39 <pre class="programlisting">awk -F: '{print $1; print $0}' < /etc/passwd |\ 40 sed 's/\\/\\\\/g' | db_load -T -t hash passwd.db</pre> 41 <p>Note that backslash characters naturally occurring in the text are escaped to avoid interpretation as escape characters by the <a href="../api_reference/C/db_load.html" class="olink">db_load utility</a>.</p> 42 </div> 43 <div class="navfooter"> 44 <hr /> 45 <table width="100%" summary="Navigation footer"> 46 <tr> 47 <td width="40%" align="left"><a accesskey="p" href="dumpload_format.html">Prev</a>��</td> 48 <td width="20%" align="center"> 49 <a accesskey="u" href="dumpload.html">Up</a> 50 </td> 51 <td width="40%" align="right">��<a accesskey="n" href="install.html">Next</a></td> 52 </tr> 53 <tr> 54 <td width="40%" align="left" valign="top">Dump output formats��</td> 55 <td width="20%" align="center"> 56 <a accesskey="h" href="index.html">Home</a> 57 </td> 58 <td width="40%" align="right" valign="top">��Chapter��23.�� 59 System Installation Notes 60 </td> 61 </tr> 62 </table> 63 </div> 64 </body> 65</html> 66