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doctrine2/benchmark/query_cache.php

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<?php
require_once '../lib/Doctrine.php';
spl_autoload_register(array('Doctrine', 'autoload'));
class Entity extends Doctrine_Record
{
public function setTableDefinition()
{
$this->hasColumn('id', 'integer', 20, 'autoincrement|primary');
$this->hasColumn('name', 'string', 50);
}
}
$dbh = new Doctrine_Db('sqlite:test.db');
$conn = Doctrine_Manager::getInstance()->openConnection($dbh);
// initialize some entities
$coll = new Doctrine_Collection('Entity');
$i = 10;
while ($i--) {
$coll[$i]->name = 'e ' . $i;
}
$coll->save();
$conn->clear();
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print "<pre>DQL BENCHMARK \n";
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$timepoint = microtime(true);
$i = 100;
$query = new Doctrine_Query();
$query->setOption('resultSetCache', new Doctrine_Cache_Array());
while ($i--) {
$query->from('Entity e')->where('e.id > 0');
$coll = $query->execute(array(), Doctrine::FETCH_ARRAY);
}
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print 'EXECUTED 100 QUERIES WITH CACHING ENABLED + FETCH_ARRAY : ' . (microtime(true) - $timepoint) . "\n";
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$timepoint = microtime(true);
$i = 100;
while ($i--) {
$query = new Doctrine_Query();
$query->from('Entity e')->where('e.id > 0');
$coll = $query->execute(array(), Doctrine::FETCH_ARRAY);
}
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print 'EXECUTED 100 QUERIES WITHOUT CACHING + FETCH_ARRAY : ' . (microtime(true) - $timepoint) . "\n";
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$timepoint = microtime(true);
$i = 100;
$query = new Doctrine_Query();
$query->setOption('resultSetCache', new Doctrine_Cache_Array());
while ($i--) {
$query->from('Entity e')->where('e.id > 0');
$coll = $query->execute();
}
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print 'EXECUTED 100 QUERIES WITH CACHING ENABLED + FETCH_RECORD : ' . (microtime(true) - $timepoint) . "\n";
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$timepoint = microtime(true);
$i = 100;
while ($i--) {
$query = new Doctrine_Query();
$query->from('Entity e')->where('e.id > 0');
$coll = $query->execute();
}
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print 'EXECUTED 100 QUERIES WITHOUT CACHING + FETCH_RECORD : ' . (microtime(true) - $timepoint) . "\n";