<?php
define("CFG_OSTYPE", "linux"); // 操作系统类型，linux | windows
define("CFG_DBTYPE","oracle"); // 数据库类型，mysql | mssql | oracle
define("CFG_SQLSERVER","localhost"); // 数据库服务器名
define("CFG_SQLUSER","root"); // 数据库用户名
define("CFG_SQLPASSWORD","root@sql"); // 数据库用户密码
define("CFG_DATABASE","testdb"); // 数据库名
require_once('./DB.php');
//数据库占用空间
$DbSize = 0;
switch(CFG_DBTYPE)
{
case "mysql":
{
$sql = "SHOW TABLE STATUS FROM ".CFG_DATABASE;
$res = $DB->sql_query($sql);
while($row = $DB->sql_fetchrow($res))
{
$DbSize += $row['Data_length'];
}
$DB->sql_freeresult();
$DbSize = intval($DbSize/1024);
}
break;
case "mssql":
{
$sql = "SELECT SUM(CONVERT(float,size)) * (8192.0/1024.0) AS spaceused FROM [dbo].[sysfiles]";
$res = $DB->sql_query($sql);
$row = $DB->sql_fetchrow($res);
$DbSize = intval($row['spaceused']);
$DB->sql_freeresult();
}
break;
case "oracle":
{
$sql = "SELECT DISTINCT ((c.BYTES-b.BYTES)/1024) as spaceused FROM dba_tables a,dba_free_space b,dba_data_files c WHERE a.OWNER='".strtoupper(CFG_DATABASE)."' and a.TABLESPACE_NAME=b.TABLESPACE_NAME and a.TABLESPACE_NAME=c.TABLESPACE_NAME";
$res = $DB->sql_query($sql);
$row = $DB->sql_fetchrow($res);
$DbSize = intval($row['spaceused']);
$DB->sql_freeresult();
}
break;
}
echo "数据库占用空间:".$DbSize." K";
?>
