| 1 | <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> |
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| 2 | |
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| 3 | <html> |
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| 4 | <head> |
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| 5 | <title>ADODB Benchmarks</title> |
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| 6 | </head> |
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| 7 | |
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| 8 | <body> |
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| 9 | <?php |
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| 10 | /* |
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| 11 | V4.81 3 May 2006 (c) 2000-2007 John Lim (jlim#natsoft.com.my). All rights reserved. |
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| 12 | Released under both BSD license and Lesser GPL library license. |
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| 13 | Whenever there is any discrepancy between the two licenses, |
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| 14 | the BSD license will take precedence. |
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| 15 | |
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| 16 | Benchmark code to test the speed to the ADODB library with different databases. |
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| 17 | This is a simplistic benchmark to be used as the basis for further testing. |
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| 18 | It should not be used as proof of the superiority of one database over the other. |
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| 19 | */ |
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| 20 | |
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| 21 | $testmssql = true; |
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| 22 | //$testvfp = true; |
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| 23 | $testoracle = true; |
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| 24 | $testado = true; |
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| 25 | $testibase = true; |
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| 26 | $testaccess = true; |
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| 27 | $testmysql = true; |
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| 28 | $testsqlite = true;; |
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| 29 | |
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| 30 | set_time_limit(240); // increase timeout |
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| 31 | |
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| 32 | include("../tohtml.inc.php"); |
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| 33 | include("../adodb.inc.php"); |
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| 34 | |
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| 35 | function testdb(&$db,$createtab="create table ADOXYZ (id int, firstname char(24), lastname char(24), created date)") |
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| 36 | { |
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| 37 | GLOBAL $ADODB_version,$ADODB_FETCH_MODE; |
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| 38 | |
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| 39 | adodb_backtrace(); |
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| 40 | |
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| 41 | $max = 100; |
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| 42 | $sql = 'select * from ADOXYZ'; |
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| 43 | $ADODB_FETCH_MODE = ADODB_FETCH_NUM; |
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| 44 | |
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| 45 | //print "<h3>ADODB Version: $ADODB_version Host: <i>$db->host</i> Database: <i>$db->database</i></h3>"; |
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| 46 | |
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| 47 | // perform query once to cache results so we are only testing throughput |
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| 48 | $rs = $db->Execute($sql); |
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| 49 | if (!$rs){ |
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| 50 | print "Error in recordset<p>"; |
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| 51 | return; |
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| 52 | } |
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| 53 | $arr = $rs->GetArray(); |
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| 54 | //$db->debug = true; |
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| 55 | global $ADODB_COUNTRECS; |
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| 56 | $ADODB_COUNTRECS = false; |
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| 57 | $start = microtime(); |
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| 58 | for ($i=0; $i < $max; $i++) { |
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| 59 | $rs =& $db->Execute($sql); |
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| 60 | $arr =& $rs->GetArray(); |
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| 61 | // print $arr[0][1]; |
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| 62 | } |
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| 63 | $end = microtime(); |
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| 64 | $start = explode(' ',$start); |
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| 65 | $end = explode(' ',$end); |
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| 66 | |
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| 67 | //print_r($start); |
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| 68 | //print_r($end); |
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| 69 | |
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| 70 | // print_r($arr); |
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| 71 | $total = $end[0]+trim($end[1]) - $start[0]-trim($start[1]); |
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| 72 | printf ("<p>seconds = %8.2f for %d iterations each with %d records</p>",$total,$max, sizeof($arr)); |
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| 73 | flush(); |
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| 74 | |
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| 75 | |
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| 76 | //$db->Close(); |
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| 77 | } |
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| 78 | include("testdatabases.inc.php"); |
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| 79 | |
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| 80 | ?> |
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| 81 | |
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| 82 | |
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| 83 | </body> |
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| 84 | </html> |
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