diff options
Diffstat (limited to 'docs/bdb-sql/statsql.html')
| -rw-r--r-- | docs/bdb-sql/statsql.html | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/docs/bdb-sql/statsql.html b/docs/bdb-sql/statsql.html new file mode 100644 index 00000000..b92a2a32 --- /dev/null +++ b/docs/bdb-sql/statsql.html @@ -0,0 +1,80 @@ +<?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>Database Statistics</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="Getting Started with the Oracle Berkeley DB SQL APIs" /> + <link rel="up" href="admin.html" title="Chapter 5. Administrating Berkeley DB SQL Databases" /> + <link rel="prev" href="recoverysql.html" title="Catastrophic Recovery" /> + <link rel="next" href="verifysql.html" title="Verify Database Structure" /> + </head> + <body> + <div xmlns="" class="navheader"> + <div class="libver"> + <p>Library Version 12.1.6.1</p> + </div> + <table width="100%" summary="Navigation header"> + <tr> + <th colspan="3" align="center">Database Statistics</th> + </tr> + <tr> + <td width="20%" align="left"><a accesskey="p" href="recoverysql.html">Prev</a> </td> + <th width="60%" align="center">Chapter 5. Administrating Berkeley DB SQL Databases</th> + <td width="20%" align="right"> <a accesskey="n" href="verifysql.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="statsql"></a>Database Statistics</h2></div></div></div><p> + The statistics utility can be used to print out information on + tables in a database. A detailed description of the statistics + utility is described at <a href="../api_reference/C/db_stat.html" class="olink">db_stat</a> + . This + section describes how to use the utility with a SQL database. + </p><p> + The first step in getting statistics on a table is to find the + internal name for the table. The internal table name is + <code class="literal">table#####</code>, where the number is the rootpage + number, which can be retrieved using the following SQL statement: + </p><code class="code"> + SELECT rootpage FROM sqlite_master WHERE name='[table name]'; + </code> + For example, if the root page is 10, the internal table name + will be <code class="literal">table00010</code>. + <p> + In order to run the <span class="command"><strong>db_stat</strong></span> utility, + first add a <a href="../programmer_reference/env_db_config.html#env_db_config.DB_CONFIG" class="olink">DB_CONFIG</a> + file to the journal directory. + In the file, add the following line: + </p><code class="code"> + add_data_dir .. + </code><p> + Then execute the following command in the directory + with the database: + <span class="command"><strong>db_stat -d [file name] -h [journal directory] -s [internal table name]</strong></span>. + That command will print out information on the table. + </p></div> + <div class="navfooter"> + <hr /> + <table width="100%" summary="Navigation footer"> + <tr> + <td width="40%" align="left"><a accesskey="p" href="recoverysql.html">Prev</a> </td> + <td width="20%" align="center"> + <a accesskey="u" href="admin.html">Up</a> + </td> + <td width="40%" align="right"> <a accesskey="n" href="verifysql.html">Next</a></td> + </tr> + <tr> + <td width="40%" align="left" valign="top">Catastrophic Recovery </td> + <td width="20%" align="center"> + <a accesskey="h" href="index.html">Home</a> + </td> + <td width="40%" align="right" valign="top"> Verify Database Structure</td> + </tr> + </table> + </div> + </body> +</html> |