<?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>Loading text into databases</title> <link rel="stylesheet" href="gettingStarted.css" type="text/css" /> <meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /> <link rel="start" href="index.html" title="Berkeley DB Programmer's Reference Guide" /> <link rel="up" href="dumpload.html" title="Chapter 22. Dumping and Reloading Databases" /> <link rel="prev" href="dumpload_format.html" title="Dump output formats" /> <link rel="next" href="install.html" title="Chapter 23. System Installation Notes" /> </head> <body> <div class="navheader"> <table width="100%" summary="Navigation header"> <tr> <th colspan="3" align="center">Loading text into databases</th> </tr> <tr> <td width="20%" align="left"><a accesskey="p" href="dumpload_format.html">Prev</a> </td> <th width="60%" align="center">Chapter 22. Dumping and Reloading Databases </th> <td width="20%" align="right"> <a accesskey="n" href="install.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="dumpload_text"></a>Loading text into databases</h2> </div> </div> </div> <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> <pre class="programlisting">awk -F: '{print $1; print $0}' < /etc/passwd |\ sed 's/\\/\\\\/g' | db_load -T -t hash passwd.db</pre> <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> </div> <div class="navfooter"> <hr /> <table width="100%" summary="Navigation footer"> <tr> <td width="40%" align="left"><a accesskey="p" href="dumpload_format.html">Prev</a> </td> <td width="20%" align="center"> <a accesskey="u" href="dumpload.html">Up</a> </td> <td width="40%" align="right"> <a accesskey="n" href="install.html">Next</a></td> </tr> <tr> <td width="40%" align="left" valign="top">Dump output formats </td> <td width="20%" align="center"> <a accesskey="h" href="index.html">Home</a> </td> <td width="40%" align="right" valign="top"> Chapter 23. System Installation Notes </td> </tr> </table> </div> </body> </html>