| 1 |
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
|
| 2 |
|
| 3 |
<html>
|
| 4 |
<head>
|
| 5 |
<title>ADODB Benchmarks</title>
|
| 6 |
</head>
|
| 7 |
|
| 8 |
<body>
|
| 9 |
<?php
|
| 10 |
/*
|
| 11 |
V4.81 3 May 2006 (c) 2000-2006 John Lim (jlim#natsoft.com.my). All rights reserved.
|
| 12 |
Released under both BSD license and Lesser GPL library license.
|
| 13 |
Whenever there is any discrepancy between the two licenses,
|
| 14 |
the BSD license will take precedence.
|
| 15 |
|
| 16 |
Benchmark code to test the speed to the ADODB library with different databases.
|
| 17 |
This is a simplistic benchmark to be used as the basis for further testing.
|
| 18 |
It should not be used as proof of the superiority of one database over the other.
|
| 19 |
*/
|
| 20 |
|
| 21 |
$testmssql = true;
|
| 22 |
//$testvfp = true;
|
| 23 |
$testoracle = true;
|
| 24 |
$testado = true;
|
| 25 |
$testibase = true;
|
| 26 |
$testaccess = true;
|
| 27 |
$testmysql = true;
|
| 28 |
$testsqlite = true;;
|
| 29 |
|
| 30 |
set_time_limit(240); // increase timeout
|
| 31 |
|
| 32 |
include("../tohtml.inc.php");
|
| 33 |
include("../adodb.inc.php");
|
| 34 |
|
| 35 |
function testdb(&$db,$createtab="create table ADOXYZ (id int, firstname char(24), lastname char(24), created date)")
|
| 36 |
{
|
| 37 |
GLOBAL $ADODB_version,$ADODB_FETCH_MODE;
|
| 38 |
|
| 39 |
adodb_backtrace();
|
| 40 |
|
| 41 |
$max = 100;
|
| 42 |
$sql = 'select * from ADOXYZ';
|
| 43 |
$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
|
| 44 |
|
| 45 |
//print "<h3>ADODB Version: $ADODB_version Host: <i>$db->host</i> Database: <i>$db->database</i></h3>";
|
| 46 |
|
| 47 |
// perform query once to cache results so we are only testing throughput
|
| 48 |
$rs = $db->Execute($sql);
|
| 49 |
if (!$rs){
|
| 50 |
print "Error in recordset<p>";
|
| 51 |
return;
|
| 52 |
}
|
| 53 |
$arr = $rs->GetArray();
|
| 54 |
//$db->debug = true;
|
| 55 |
global $ADODB_COUNTRECS;
|
| 56 |
$ADODB_COUNTRECS = false;
|
| 57 |
$start = microtime();
|
| 58 |
for ($i=0; $i < $max; $i++) {
|
| 59 |
$rs =& $db->Execute($sql);
|
| 60 |
$arr =& $rs->GetArray();
|
| 61 |
// print $arr[0][1];
|
| 62 |
}
|
| 63 |
$end = microtime();
|
| 64 |
$start = explode(' ',$start);
|
| 65 |
$end = explode(' ',$end);
|
| 66 |
|
| 67 |
//print_r($start);
|
| 68 |
//print_r($end);
|
| 69 |
|
| 70 |
// print_r($arr);
|
| 71 |
$total = $end[0]+trim($end[1]) - $start[0]-trim($start[1]);
|
| 72 |
printf ("<p>seconds = %8.2f for %d iterations each with %d records</p>",$total,$max, sizeof($arr));
|
| 73 |
flush();
|
| 74 |
|
| 75 |
|
| 76 |
//$db->Close();
|
| 77 |
}
|
| 78 |
include("testdatabases.inc.php");
|
| 79 |
|
| 80 |
?>
|
| 81 |
|
| 82 |
|
| 83 |
</body>
|
| 84 |
</html>
|
