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- <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
-
- <html>
- <head>
- <title>ADODB Benchmarks</title>
- </head>
-
- <body>
- <?php
- /*
- V4.63 17 May 2005 (c) 2000-2005 John Lim (jlim@natsoft.com.my). All rights reserved.
- Released under both BSD license and Lesser GPL library license.
- Whenever there is any discrepancy between the two licenses,
- the BSD license will take precedence.
-
- Benchmark code to test the speed to the ADODB library with different databases.
- This is a simplistic benchmark to be used as the basis for further testing.
- It should not be used as proof of the superiority of one database over the other.
- */
-
- $testmssql = true;
- //$testvfp = true;
- $testoracle = true;
- $testado = true;
- $testibase = true;
- $testaccess = true;
- $testmysql = true;
- $testsqlite = true;;
-
- set_time_limit(240); // increase timeout
-
- include("../tohtml.inc.php");
- include("../adodb.inc.php");
-
- function testdb(&$db,$createtab="create table ADOXYZ (id int, firstname char(24), lastname char(24), created date)")
- {
- GLOBAL $ADODB_version,$ADODB_FETCH_MODE;
-
- adodb_backtrace();
-
- $max = 100;
- $sql = 'select * from ADOXYZ';
- $ADODB_FETCH_MODE = ADODB_FETCH_NUM;
-
- //print "<h3>ADODB Version: $ADODB_version Host: <i>$db->host</i> Database: <i>$db->database</i></h3>";
-
- // perform query once to cache results so we are only testing throughput
- $rs = $db->Execute($sql);
- if (!$rs){
- print "Error in recordset<p>";
- return;
- }
- $arr = $rs->GetArray();
- //$db->debug = true;
- global $ADODB_COUNTRECS;
- $ADODB_COUNTRECS = false;
- $start = microtime();
- for ($i=0; $i < $max; $i++) {
- $rs =& $db->Execute($sql);
- $arr =& $rs->GetArray();
- // print $arr[0][1];
- }
- $end = microtime();
- $start = explode(' ',$start);
- $end = explode(' ',$end);
-
- //print_r($start);
- //print_r($end);
-
- // print_r($arr);
- $total = $end[0]+trim($end[1]) - $start[0]-trim($start[1]);
- printf ("<p>seconds = %8.2f for %d iterations each with %d records</p>",$total,$max, sizeof($arr));
- flush();
-
-
- //$db->Close();
- }
- include("testdatabases.inc.php");
-
- ?>
-
-
- </body>
- </html>
-